① 高分懸賞求一個C語言100行左右的程序代碼，希望有詳細的注釋，在線等！
#include <errno.h>
#include <unistd.h>
#include <sys/ioctl.h>
#include <sys/types.h>
#include <sys/mman.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <linux/fb.h>
#include "xorg-server.h"
#include "xf86.h"
#include "xf86cmap.h"
#include <xf86drm.h>
#include "xf86xv.h"
#include "xf86Crtc.h"
#include "micmap.h"
#include "mali_def.h"
#include "mali_fbdev.h"
#include "mali_exa.h"
#include "mali_dri.h"
#include "mali_lcd.h"
#include "compat-api.h"
#define MALI_VERSION 4000
#define MALI_NAME "MALI"
#define MALI_DRIVER_NAME "mali"
#define PAGE_MASK (~(getpagesize() - 1))
static const OptionInfoRec *MaliAvailableOptions(int chipid, int busid);
static void MaliIdentify(int flags);
static Bool MaliProbe(DriverPtr drv, int flags);
static Bool MaliPreInit(ScrnInfoPtr pScrn, int flags);
static Bool MaliScreenInit(SCREEN_INIT_ARGS_DECL);
static Bool MaliCloseScreen(CLOSE_SCREEN_ARGS_DECL);
static Bool MaliHWSwitchMode(SWITCH_MODE_ARGS_DECL);
static void MaliHWAdjustFrame(ADJUST_FRAME_ARGS_DECL);
static Bool MaliHWEnterVT(VT_FUNC_ARGS_DECL);
static void MaliHWLeaveVT(VT_FUNC_ARGS_DECL);
static ModeStatus MaliHWValidMode(SCRN_ARG_TYPE arg, DisplayModePtr mode, Bool verbose, int flags);
static int pix24bpp = 0;
static int malihwPrivateIndex = -1;
static int global_drm_fd = -1;
_X_EXPORT DriverRec MALI =
{
MALI_VERSION,
MALI_DRIVER_NAME,
MaliIdentify,
MaliProbe,
MaliAvailableOptions,
NULL,
0,
NULL,
NULL,
NULL,
};
/* Supported "chipsets" */
static SymTabRec MaliChipsets[] =
{
{ 0, "mali" },
{ -1, NULL }
};
/* Supported options */
typedef enum
{
OPTION_DRI2,
OPTION_DRI2_PAGE_FLIP,
OPTION_DRI2_WAIT_VSYNC,
OPTION_UMP_CACHED,
OPTION_UMP_LOCK,
} FBDevOpts;
static const OptionInfoRec MaliOptions[] =
{
{ OPTION_DRI2, "DRI2", OPTV_BOOLEAN, {0}, TRUE },
{ OPTION_DRI2_PAGE_FLIP, "DRI2_PAGE_FLIP", OPTV_BOOLEAN, {0}, FALSE },
{ OPTION_DRI2_WAIT_VSYNC, "DRI2_WAIT_VSYNC", OPTV_BOOLEAN, {0}, FALSE },
{ OPTION_UMP_CACHED, "UMP_CACHED", OPTV_BOOLEAN, {0}, FALSE },
{ OPTION_UMP_LOCK, "UMP_LOCK", OPTV_BOOLEAN, {0}, FALSE },
{ -1, NULL, OPTV_NONE, {0}, FALSE }
};
#ifdef XFree86LOADER
#ifndef PACKAGE_VERSION_MAJOR
#define PACKAGE_VERSION_MAJOR 0
#endif
#ifndef PACKAGE_VERSION_MINOR
#define PACKAGE_VERSION_MINOR 1
#endif
#ifndef PACKAGE_VERSION_PATCHLEVEL
#define PACKAGE_VERSION_PATCHLEVEL 1
#endif
MODULESETUPPROTO(MaliSetup);
static XF86MoleVersionInfo MaliVersRec =
{
"mali",
MODULEVENDORSTRING,
MODINFOSTRING1,
MODINFOSTRING2,
XORG_VERSION_CURRENT,
PACKAGE_VERSION_MAJOR, PACKAGE_VERSION_MINOR, PACKAGE_VERSION_PATCHLEVEL,
ABI_CLASS_VIDEODRV,
ABI_VIDEODRV_VERSION,
NULL,
{0, 0, 0, 0}
};
② c語言例子 100行以上
#include "stdafx.h"
#include "iostream.h"
#define M 2000
#define N 8
void magic(int a[M][M], int);
int main(int argc, char* argv[])
{
static int a[M][M];
int d = 12;
int n = 8;
while(1){
while(1)
{
cout<<"請輸入方陣的階數, 階數必須能被4整除：";
cin>>n;
if(n%4 != 0 )cout<<"笨蛋,看清楚題目!\n"<<endl;
else if(n>64)cout<<n<<"! 這么大， 想累死我啊， 不給算了!\n"<<endl;
else break;
}
//Init
for(int i=1; i<=n; i++)
{
for(int j=1; j<=n; j++)
{
a[i][j]=d;
d++;
// d++;
}
}
magic(a, n);
//Print dimension and sum for rows
for( i=1; i<=n; i++)
{
int sum=0;
for(int j=1; j<=n; j++)
{
cout<<a[i][j]<<"\t";
sum+=a[i][j];
}
cout<<" | "<<sum<<"\n\n";
}
//Print sum of columns
for(i = 1; i<=n; i++)cout<<"--\t";
cout<<"\n";
for(i=1; i<=n; i++)
{
int sum = 0;
for(int j = 1; j<=n; j++) sum += a[j][i];
cout<<sum<<"\t";
}
cout<<"\n\n";
char c;
cout<<"Continue?(y/n)";
cin>> c;
if(c=='n'|| c=='N')break;
}
return 0;
}
void exchg(int &a, int &b)
{
int t;
t = a;
a = b;
b = t;
}
void magic(int a[M][M], int n) // a:= 矩陣 n:= 實際階數
{
int baseBlock_x=0;
int baseBlock_y=0;
int MaxBlock = n/4;
if(MaxBlock%2==0)
{
for(int bx = 0; bx<MaxBlock/2; bx++)
for(int by=0; by<MaxBlock; by++)
{
for(int c = 1; c <= 4; c++)
{
exchg(a[bx*4+c][by*4+c], a[n+1-bx*4-c][n+1-by*4-c]);
exchg(a[bx*4+c][by*4+5-c], a[n+1-bx*4-c][n+1-by*4-5+c]);
}
}
}
else
{
for(int bx = 0; bx<MaxBlock/2; bx++)
{
for(int by=0; by<MaxBlock; by++)
{
for(int c = 1; c <= 4; c++)
{
exchg(a[bx*4+c][by*4+c], a[n+1-bx*4-c][n+1-by*4-c]);
exchg(a[bx*4+c][by*4+5-c], a[n+1-bx*4-c][n+1-by*4-5+c]);
}
}
}
bx = MaxBlock/2;
for(int by=0; by<MaxBlock; by++)
{
for(int c = 1; c <= 2; c++)
{
exchg(a[bx*4+c][by*4+c], a[n+1-bx*4-c][n+1-by*4-c]);
exchg(a[bx*4+c][by*4+5-c], a[n+1-bx*4-c][n-by*4-4+c]);
}
}
}
}
③ C語言100行的程序,要自己寫的 謝謝. 所有分全給了.
這是我寫的貪吃蛇，樓主看行不行？不行換一個
#include<stdio.h>
#include<conio.h>
#include<time.h>
#include<windows.h>
int length=1;//蛇的當前長度，初始值為1
int line[100][2];//蛇的走的路線
int head[2]={40,12};//蛇頭
int food[2];//食物的位置
char direction;//蛇運動方向
int x_min=1;x_max=77; y_min=2; y_max=23;//設置蛇的運動區域
int tail_before[2]={40,12};//上一個狀態的蛇尾
char direction_before='s';//上一個狀態蛇的運動方向
int live_death=1;//死活狀態，0死，1活
int eat_flag=0;//吃食物與否的狀態。0沒吃 1吃了
int max=0;
int delay;//移動延遲時間
void gotoxy(int x, int y)//x為列坐標,y為行坐標
{
COORD pos = {x,y};
HANDLE hOut = GetStdHandle(STD_OUTPUT_HANDLE);
SetConsoleCursorPosition(hOut, pos);
}
void hidden()//隱藏游標
{
HANDLE hOut = GetStdHandle(STD_OUTPUT_HANDLE);
CONSOLE_CURSOR_INFO cci;
GetConsoleCursorInfo(hOut,&cci);
cci.bVisible=0;//賦1為顯示，賦0為隱藏
SetConsoleCursorInfo(hOut,&cci);
}
void update_score()
{
gotoxy(2,1);
printf("我的分數：%d",length);
gotoxy(42,1);
printf("最高記錄：%d",max);
}
void create_window()
{
gotoxy(0,0);
printf("╔══════════════════╦═══════════════════╗");
printf("║ ║ ║");
printf("╠══════════════════╩═══════════════════╣");
printf("║ ║");
printf("║ ║");
printf("║ ║");
printf("║ ║");
printf("║ ║");
printf("║ ║");
printf("║ ║");
printf("║ ║");
printf("║ ║");
printf("║ ║");
printf("║ ║");
printf("║ ║");
printf("║ ║");
printf("║ ║");
printf("║ ║");
printf("║ ║");
printf("║ ║");
printf("║ ║");
printf("║ ║");
printf("║ ║");
printf("╚══════════════════════════════════════╝");
}
void update_line()
{
int i;
if(eat_flag==0)//吃了食物就不用記住上一個狀態的蛇尾，否則會被消掉
{
tail_before[0]=line[0][0];//記住上一個狀態的蛇尾
tail_before[1]=line[0][1];
for(i=0;i<length-1;i++)//更新蛇頭以後部分
{
line[i][0]=line[i+1][0];
line[i][1]=line[i+1][1];
}
line[length-1][0]=head[0];//更新蛇頭
line[length-1][1]=head[1];
}
}
void initial()
{
FILE *fp;
gotoxy(head[0],head[1]);
printf("蛇");
line[0][0]=head[0];//把蛇頭裝入路線
line[0][1]=head[1];
if((fp=fopen("highest","r"))==NULL)
{
fp=fopen("highest","w");
fprintf(fp,"%d",0);
max=0;
fclose(fp);
}//第一次使用時，初始化獎最高分為0
else
{
fp=fopen("highest","r");
fscanf(fp,"%d",&max);
}
update_score();
}
void createfood()
{
int flag,i;
srand((unsigned)time(NULL));
for(;;)
{
for(;;)
{
food[0]=rand()%(x_max+1);
if(food[0]%2==0 && food[0]>x_min)
break;
}//產生一個偶數橫坐標
for(;;)
{
food[1]=rand()%(y_max);
if(food[1]>y_min)
break;
}
for(i=0,flag=0;i<length;i++)//判斷產生的食物是否在蛇身上，在flag=1，否則為0
if(food[0]==line[i][0] && food[1]==line[i][1])
{ flag=1; break; }
if(flag==0)// 食物不在蛇身上 結束循環
break;
}
gotoxy(food[0],food[1]);
printf("蛇");
}
void show_snake()
{
gotoxy(head[0],head[1]);
printf("蛇");
if(eat_flag==0)//沒吃食物時消去蛇尾
{
gotoxy(tail_before[0],tail_before[1]);
printf(" ");//消除蛇尾
}
else
eat_flag=0;//吃了食物就回到沒吃狀態
}
char different_direction(char dir)
{
switch(dir)
{
case 'a': return 'd';
case 'd': return 'a';
case 'w': return 's';
case 's': return 'w';
}
}
void get_direction()
{
direction_before=direction;//記住蛇上一個狀態的運動方向
while(kbhit()!=0) //調試
direction=getch();
if( direction_before == different_direction(direction) || (direction!='a' && direction!='s' && direction!='d' && direction!='w') ) //新方向和原方向相反，或獲得的方向不是wasd時，保持原方向
direction=direction_before;
switch(direction)
{
case 'a': head[0]-=2; break;
case 'd': head[0]+=2; break;
case 'w': head[1]--; break;
case 's': head[1]++; break;
}
}
void live_state()//判斷蛇的生存狀態
{
FILE *fp;
int i,flag;
for(i=0,flag=0;i<length-1;i++)//判斷是否自己咬到自己
if( head[0]==line[i][0] && head[1]==line[i][1])
{
flag=1;
break;
}
if(head[0]<=x_min || head[0]>=x_max || head[1]<=y_min || head[1]>=y_max || flag==1)
{
system("cls");
create_window();
update_score();
gotoxy(35,12);
printf("游戲結束！\n");
Sleep(500);
live_death=0;
fp=fopen("highest","w");
fprintf(fp,"%d",max);//保存最高分
}
}
void eat()
{
if(head[0]==food[0]&&head[1]==food[1])
{
length++;
line[length-1][0]=head[0];//更新蛇頭
line[length-1][1]=head[1];
eat_flag=1;
createfood();
if(length>max)
max=length;
update_score();
if(delay>100)
delay-=30;//加速
}
}
main()
{
int x=0,y=0;
int i;
hidden();//隱藏游標
create_window();
initial();
createfood();
for(direction='s',delay=600;;)
{
get_direction();
eat();
update_line();
live_state();//判斷生死狀態
if(live_death==1)
{
show_snake();
}
else
break;
Sleep(delay);
}
}
這是在VC6.0環境下運行的，如果你用的TC，我可以幫你改成TC環境下運行的
④ 跪求100行左右的c語言簡單代碼，大一水平就行，什麼類型都可以。
//學生成績管理系統C代碼
/*頭文件*/
#include<stdio.h>
#include<dos.h>
#include<stdlib.h>/*其它說明*/
#include<string.h>/*字元串函數*/
#include<mem.h>/*內存操作函數*/
#include<ctype.h>/*字元操作函數*/
#include<alloc.h>/*動態地址分配函數*/
#defineLENsizeof(STUDENT)
typedefstructstu/*定義結構體數組用於緩存數據*/
{
charnum[6];
charname[5];
intscore[3];
intsum;
floataverage;
intorder;
structstu*next;
}STUDENT;
/*函數原型*/
STUDENT*init();/*初始化函數*/
intmenu_select();/*菜單函數*/
STUDENT*create();/*創建鏈表*/
voidprint(STUDENT*head);/*顯示全部記錄*/
voidsearch(STUDENT*head);/*查找記錄*/
STUDENT*delete(STUDENT*head);/*刪除記錄*/
STUDENT*sort(STUDENT*head);/*排序*/
STUDENT*insert(STUDENT*head,STUDENT*newnode);/*插入記錄*/
voidsave(STUDENT*head);/*保存文件*/
STUDENT*load();/*讀文件*/
/*主函數界面*/
main()
{
STUDENT*head,newnode;
head=init();/*鏈表初始化,使head的值為NULL*/
for(;;)/*循環無限次*/
{
switch(menu_select())
{
case1:head=create();break;
case2:print(head);break;
case3:search(head);break;
case4:head=delete(head);break;
case5:head=sort(head);break;
case6:head=insert(head,&newnode);break;/*&newnode表示返回地址*/
case7:save(head);break;
case8:head=load();break;
case9:exit(0);/*如菜單返回值為9則程序結束*/
}
}
}
/*初始化函數*/
STUDENT*init()
{
returnNULL;/*返回空指針*/
}
/*菜單選擇函數*/
menu_select()
{
intn;
structdated;/*定義時間結構體*/
getdate(&d);/*讀取系統日期並把它放到結構體d中*/
printf("pressanykeytoenterthemenu......");/*按任一鍵進入主菜單*/
getch();/*從鍵盤讀取一個字元,但不顯示於屏幕*/
clrscr();/*清屏*/
printf("******************************************************************************** ");
printf(" Welcometo ");
printf(" Thestudentscoremanagesystem ");
printf("*************************************MENU*************************************** ");
printf(" 1.Entertherecord ");/*輸入學生成績記錄*/
printf(" 2.Printtherecord ");/*顯示*/
printf(" 3.Searchrecordonname ");/*尋找*/
printf(" 4.Deletearecord ");/*刪除*/
printf(" 5.Sorttomakenewafile ");/*排序*/
printf(" 6.Insertrecordtolist ");/*插入*/
printf(" 7.Savethefile ");/*保存*/
printf(" 8.Loadthefile ");/*讀取*/
printf(" 9.Quit ");/*退出*/
printf(" MadebyHuHaihong. ");
printf("******************************************************************************** ");
printf(" %d\%d\%d ",d.da_year,d.da_mon,d.da_day);/*顯示當前系統日期*/
do{
printf(" Enteryourchoice(1~9):");
scanf("%d",&n);
}while(n<1||n>9);/*如果選擇項不在1~9之間則重輸*/
return(n);/*返回選擇項，主函數根據該數調用相應的函數*/
}
/*輸入函數*/
STUDENT*create()
{
inti,s;
STUDENT*head=NULL,*p;/*定義函數.此函數帶回一個指向鏈表頭的指針*/
clrscr();
for(;;)
{p=(STUDENT*)malloc(LEN);/*開辟一個新的單元*/
if(!p)/*如果指針p為空*/
{printf(" Outofmemory.");/*輸出內存溢出*/
return(head);/*返回頭指針,下同*/
}
printf("Enterthenum(0:listend):");
scanf("%s",p->num);
if(p->num[0]=='0')break;/*如果學號首字元為0則結束輸入*/
printf("Enterthename:");
scanf("%s",p->name);
printf("Pleaseenterthe%dscores ",3);/*提示開始輸入成績*/
s=0;/*計算每個學生的總分，初值為0*/
for(i=0;i<3;i++)/*3門課程循環3次*/
{
do{
printf("score%d:",i+1);
scanf("%d",&p->score[i]);
if(p->score[i]<0||p->score[i]>100)/*確保成績在0~100之間*/
printf("Dataerror,pleaseenteragain. ");
}while(p->score[i]<0||p->score[i]>100);
s=s+p->score[i];/*累加各門成績*/
}
p->sum=s;/*將總分保存*/
p->average=(float)s/3;/*先用強制類型轉換將s轉換成float型,再求平均值*/
p->order=0;/*未排序前此值為0*/
p->next=head;/*將頭結點做為新輸入結點的後繼結點*/
head=p;/*新輸入結點為新的頭結點*/
}
return(head);
}
/*顯示全部記錄函數*/
voidprint(STUDENT*head)
{
inti=0;/*統計記錄條數*/
STUDENT*p;/*移動指針*/
clrscr();
p=head;/*初值為頭指針*/
printf(" ************************************STUDENT************************************ ");
printf("------------------------------------------------------------------------------- ");
printf("|Rec|Num|Name|Sc1|Sc2|Sc3|Sum|Ave|Order| ");
printf("------------------------------------------------------------------------------- ");
while(p!=NULL)
{
i++;
printf("|%3d|%4s|%-4s|%3d|%3d|%3d|%3d|%4.2f|%-5d| ",
i,p->num,p->name,p->score[0],p->score[1],p->score[2],p->sum,p->average,p->order);
p=p->next;
}
printf("------------------------------------------------------------------------------- ");
printf("**************************************END************************************** ");
}
/*查找記錄函數*/
voidsearch(STUDENT*head)
{
STUDENT*p;/*移動指針*/
chars[5];/*存放姓名用的字元數組*/
clrscr();
printf("Pleaseenternameforsearching. ");
scanf("%s",s);
p=head;/*將頭指針賦給p*/
while(strcmp(p->name,s)&&p!=NULL)/*當記錄的姓名不是要找的，或指針不為空時*/
p=p->next;/*移動指針，指向下一結點*/
if(p!=NULL)/*如果指針不為空*/
{printf(" *************************************FOUND************************************ ");
printf("------------------------------------------------------------------------------- ");
printf("|Num|Name|sc1|sc2|sc3|Sum|Ave|Order| ");
printf("------------------------------------------------------------------------------- ");
printf("|%4s|%4s|%3d|%3d|%3d|%3d|%4.2f|%-5d| ",
p->num,p->name,p->score[0],p->score[1],p->score[2],p->sum,p->average,p->order);
printf("------------------------------------------------------------------------------- ");
printf("***************************************END************************************** ");
}
else
printf(" Thereisnonum%sstudentonthelist. ",s);/*顯示沒有該學生*/
}
/*刪除記錄函數*/
STUDENT*delete(STUDENT*head)
{intn;
STUDENT*p1,*p2;/*p1為查找到要刪除的結點指針，p2為其前驅指針*/
charc,s[6];/*s[6]用來存放學號,c用來輸入字母*/
clrscr();
printf("Pleaseenterthedeletednum:");
scanf("%s",s);
p1=p2=head;/*給p1和p2賦初值頭指針*/
while(strcmp(p1->num,s)&&p1!=NULL)/*當記錄的學號不是要找的，或指針不為空時*/
{p2=p1;/*將p1指針值賦給p2作為p1的前驅指針*/
p1=p1->next;/*將p1指針指向下一條記錄*/
}
if(strcmp(p1->num,s)==0)/*學號找到了*/
{printf("**************************************FOUND************************************ ");
printf("------------------------------------------------------------------------------- ");
printf("|Num|Name|sc1|sc2|sc3|Sum|Ave|Order| ");
printf("------------------------------------------------------------------------------- ");
printf("|%4s|%4s|%3d|%3d|%3d|%3d|%4.2f|%-5d| ",
p1->num,p1->name,p1->score[0],p1->score[1],p1->score[2],p1->sum,p1->average,p1->order);
printf("------------------------------------------------------------------------------- ");
printf("***************************************END************************************** ");
printf("AreyousuretodeletethestudentY/N?");/*提示是否要刪除,輸入Y刪除,N則退出*/
for(;;)
{scanf("%c",&c);
if(c=='n'||c=='N')break;/*如果不刪除,則跳出本循環*/
if(c=='y'||c=='Y')
{
if(p1==head)/*若p1==head，說明被刪結點是首結點*/
head=p1->next;/*把第二個結點地址賦予head*/
else
p2->next=p1->next;/*否則將一下結點地址賦給前一結點地址*/
n=n-1;
printf(" Num%sstudenthavebeendeleted. ",s);
printf("Don'tforgettosave. ");break;/*刪除後就跳出循環*/
}
}
}
else
printf(" Thereisnonum%sstudentonthelist. ",s);/*找不到該結點*/
return(head);
}
/*排序函數*/
STUDENT*sort(STUDENT*head)
{inti=0;/*保存名次*/
STUDENT*p1,*p2,*t,*temp;/*定義臨時指針*/
temp=head->next;/*將原表的頭指針所指的下一個結點作頭指針*/
head->next=NULL;/*第一個結點為新表的頭結點*/
while(temp!=NULL)/*當原表不為空時，進行排序*/
{
t=temp;/*取原表的頭結點*/
temp=temp->next;/*原表頭結點指針後移*/
p1=head;/*設定移動指針p1，從頭指針開始*/
p2=head;/*設定移動指針p2做為p1的前驅，初值為頭指針*/
while(t->average<p1->average&&p1!=NULL)/*作成績平均分比較*/
{
p2=p1;/*待排序點值小，則新表指針後移*/
p1=p1->next;
}
if(p1==p2)/*p1==p2，說明待排序點值大，應排在首位*/
{
t->next=p1;/*待排序點的後繼為p*/
head=t;/*新頭結點為待排序點*/
}
else/*待排序點應插入在中間某個位置p2和p1之間，如p為空則是尾部*/
{
t->next=p1;/*t的後繼是p1*/
p2->next=t;/*p2的後繼是t*/
}
}
p1=head;/*已排好序的頭指針賦給p1，准備填寫名次*/
while(p1!=NULL)/*當p1不為空時，進行下列操作*/
{
i++;/*結點序號*/
p1->order=i;/*將結點序號賦值給名次*/
p1=p1->next;/*指針後移*/
}
printf("Sortingissucessful. ");/*排序成功*/
return(head);
}
/*插入記錄函數*/
STUDENT*insert(STUDENT*head,STUDENT*newnode)
{STUDENT*p0,*p1,*p2;
intn,sum1,i;
p1=head;/*使p1指向第一個結點*/
p0=newnode;/*p0指向要插入的結點*/
printf(" Pleaseenteranewnoderecord. ");/*提示輸入記錄信息*/
printf("Enterthenum:");
scanf("%s",newnode->num);
printf("Enterthename:");
scanf("%s",newnode->name);
printf("Pleaseenterthe%dscores. ",3);
sum1=0;/*保存新記錄的總分，初值為0*/
for(i=0;i<3;i++)
{
do{
printf("score%d:",i+1);
scanf("%d",&newnode->score[i]);
if(newnode->score[i]>100||newnode->score[i]<0)
printf("Dataerror,pleaseenteragain. ");
}while(newnode->score[i]>100||newnode->score[i]<0);
sum1=sum1+newnode->score[i];/*累加各門成績*/
}
newnode->sum=sum1;/*將總分存入新記錄中*/
newnode->average=(float)sum1/3;
newnode->order=0;
if(head==NULL)/*原來的鏈表是空表*/
{head=p0;p0->next=NULL;}/*使p0指向的結點作為頭結點*/
else
{while((p0->average<p1->average)&&(p1->next!=NULL))
{p2=p1;/*使p2指向剛才p1指向的結點*/
p1=p1->next;/*p1後移一個結點*/
}
if(p0->average>=p1->average)
{if(head==p1)head=p0;/*插到原來第一個結點之前*/
elsep2->next=p0;/*插到p2指向的結點之後*/
p0->next=p1;}
else
{p1->next=p0;p0->next=NULL;}/*插到最後的結點之後*/
}
n=n+1;/*結點數加1*/
head=sort(head);/*調用排序的函數,將學生成績重新排序*/
printf(" Student%shavebeeninserted. ",newnode->name);
printf("Don'tforgettosavethenewnodefile. ");
return(head);
}
/*保存數據到文件函數*/
voidsave(STUDENT*head)
{FILE*fp;/*定義指向文件的指針*/
STUDENT*p;/*定義移動指針*/
charoutfile[10];
printf("Enteroutfilename,forexamplec:\score ");
scanf("%s",outfile);
if((fp=fopen(outfile,"wb"))==NULL)/*為輸出打開一個二進制文件,為只寫方式*/
{
printf("Cannotopenthefile ");
return;/*若打不開則返回菜單*/
}
printf(" Savingthefile...... ");
p=head;/*移動指針從頭指針開始*/
while(p!=NULL)/*如p不為空*/
{
fwrite(p,LEN,1,fp);/*寫入一條記錄*/
p=p->next;/*指針後移*/
}
fclose(fp);/*關閉文件*/
printf("Savethefilesuccessfully! ");
}
/*從文件讀數據函數*/
STUDENT*load()
{STUDENT*p1,*p2,*head=NULL;/*定義記錄指針變數*/
FILE*fp;/*定義指向文件的指針*/
charinfile[10];
printf("Enterinfilename,forexamplec:\score ");
scanf("%s",infile);
if((fp=fopen(infile,"rb"))==NULL)/*打開一個二進制文件，為只讀方式*/
{
printf("Cannotopenthefile. ");
return(head);
}
printf(" Loadingthefile! ");
p1=(STUDENT*)malloc(LEN);/*開辟一個新單元*/
if(!p1)
{
printf("Outofmemory! ");
return(head);
}
head=p1;/*申請到空間，將其作為頭指針*/
while(!feof(fp))/*循環讀數據直到文件尾結束*/
{
if(fread(p1,LEN,1,fp)!=1)break;/*如果沒讀到數據，跳出循環*/
p1->next=(STUDENT*)malloc(LEN);/*為下一個結點開辟空間*/
if(!p1->next)
{
printf("Outofmemory! ");
return(head);
}
p2=p1;/*使p2指向剛才p1指向的結點*/
p1=p1->next;/*指針後移，新讀入數據鏈到當前表尾*/
}
p2->next=NULL;/*最後一個結點的後繼指針為空*/
fclose(fp);
printf("! ");
return(head);
}
⑤ c語言，100行的程序
//學生成績管理系統C代碼
/*頭文件*/
#include <stdio.h>
#include<dos.h>
#include<stdlib.h> /*其它說明*/
#include<string.h> /*字元串函數*/
#include<mem.h> /*內存操作函數*/
#include<ctype.h> /*字元操作函數*/
#include<alloc.h> /*動態地址分配函數*/
#define LEN sizeof(STUDENT)
typedef struct stu /*定義結構體數組用於緩存數據*/
{
char num[6];
char name[5];
int score[3];
int sum;
float average;
int order;
struct stu *next;
}STUDENT;
/*函數原型*/
STUDENT *init(); /*初始化函數*/
int menu_select(); /*菜單函數*/
STUDENT *create(); /*創建鏈表*/
void print(STUDENT *head); /* 顯示全部記錄*/
void search(STUDENT *head); /*查找記錄*/
STUDENT *delete(STUDENT *head); /*刪除記錄*/
STUDENT *sort(STUDENT *head); /*排序*/
STUDENT *insert(STUDENT *head,STUDENT *newnode); /*插入記錄*/
void save(STUDENT *head); /*保存文件*/
STUDENT *load(); /*讀文件*/
/*主函數界面*/
main()
{
STUDENT *head,newnode;
head=init(); /*鏈表初始化,使head的值為NULL*/
for(;;) /*循環無限次*/
{
switch(menu_select())
{
case 1:head=create();break;
case 2:print(head);break;
case 3:search(head);break;
case 4:head=delete(head);break;
case 5:head=sort(head);break;
case 6:head=insert(head,&newnode);break; /*&newnode表示返回地址*/
case 7:save(head);break;
case 8:head=load(); break;
case 9:exit(0); /*如菜單返回值為9則程序結束*/
}
}
}
/*初始化函數*/
STUDENT *init()
{
return NULL; /*返回空指針*/
}
/*菜單選擇函數*/
menu_select()
{
int n;
struct date d; /*定義時間結構體*/
getdate(&d); /*讀取系統日期並把它放到結構體d中*/
printf("press any key to enter the menu......"); /*按任一鍵進入主菜單*/
getch(); /*從鍵盤讀取一個字元,但不顯示於屏幕*/
clrscr(); /*清屏*/
printf("********************************************************************************\n");
printf("\t\t Welcome to\n");
printf("\n\t\t The student score manage system\n");
printf("*************************************MENU***************************************\n");
printf("\t\t\t1. Enter the record\n"); /*輸入學生成績記錄*/
printf("\t\t\t2. Print the record\n"); /*顯示*/
printf("\t\t\t3. Search record on name\n"); /*尋找*/
printf("\t\t\t4. Delete a record\n"); /*刪除*/
printf("\t\t\t5. Sort to make new a file\n"); /*排序*/
printf("\t\t\t6. Insert record to list\n"); /*插入*/
printf("\t\t\t7. Save the file\n"); /*保存*/
printf("\t\t\t8. Load the file\n"); /*讀取*/
printf("\t\t\t9. Quit\n"); /*退出*/
printf("\n\t\t Made by Hu Haihong.\n");
printf("********************************************************************************\n");
printf("\t\t\t\t%d\\%d\\%d\n",d.da_year,d.da_mon,d.da_day); /*顯示當前系統日期*/
do{
printf("\n\t\t\tEnter your choice(1~9):");
scanf("%d",&n);
}while(n<1||n>9); /*如果選擇項不在1~9之間則重輸*/
return(n); /*返回選擇項，主函數根據該數調用相應的函數*/
}
/*輸入函數*/
STUDENT *create()
{
int i,s;
STUDENT *head=NULL,*p; /* 定義函數.此函數帶回一個指向鏈表頭的指針*/
clrscr();
for(;;)
{p=(STUDENT *)malloc(LEN); /*開辟一個新的單元*/
if(!p) /*如果指針p為空*/
{printf("\nOut of memory."); /*輸出內存溢出*/
return (head); /*返回頭指針,下同*/
}
printf("Enter the num(0:list end):");
scanf("%s",p->num);
if(p->num[0]=='0') break; /*如果學號首字元為0則結束輸入*/
printf("Enter the name:");
scanf("%s",p->name);
printf("Please enter the %d scores\n",3); /*提示開始輸入成績*/
s=0; /*計算每個學生的總分，初值為0*/
for(i=0;i<3;i++) /*3門課程循環3次*/
{
do{
printf("score%d:",i+1);
scanf("%d",&p->score[i]);
if(p->score[i]<0 || p->score[i]>100) /*確保成績在0~100之間*/
printf("Data error,please enter again.\n");
}while(p->score[i]<0 || p->score[i]>100);
s=s+p->score[i]; /*累加各門成績*/
}
p->sum=s; /*將總分保存*/
p->average=(float)s/3; /*先用強制類型轉換將s轉換成float型,再求平均值*/
p->order=0; /*未排序前此值為0*/
p->next=head; /*將頭結點做為新輸入結點的後繼結點*/
head=p; /*新輸入結點為新的頭結點*/
}
return(head);
}
/* 顯示全部記錄函數*/
void print(STUDENT *head)
{
int i=0; /* 統計記錄條數*/
STUDENT *p; /*移動指針*/
clrscr();
p=head; /*初值為頭指針*/
printf("\n************************************STUDENT************************************\n");
printf("-------------------------------------------------------------------------------\n");
printf("| Rec | Num | Name | Sc1 | Sc2 | Sc3 | Sum | Ave | Order |\n");
printf("-------------------------------------------------------------------------------\n");
while(p!=NULL)
{
i++;
printf("| %3d | %4s | %-4s | %3d | %3d | %3d | %3d | %4.2f | %-5d|\n",
i, p->num,p->name,p->score[0],p->score[1],p->score[2],p->sum,p->average,p->order);
p=p->next;
}
printf("-------------------------------------------------------------------------------\n");
printf("**************************************END**************************************\n");
}
/*查找記錄函數*/
void search(STUDENT *head)
{
STUDENT *p; /* 移動指針*/
char s[5]; /*存放姓名用的字元數組*/
clrscr();
printf("Please enter name for searching.\n");
scanf("%s",s);
p=head; /*將頭指針賦給p*/
while(strcmp(p->name,s) && p != NULL) /*當記錄的姓名不是要找的，或指針不為空時*/
p=p->next; /*移動指針，指向下一結點*/
if(p!=NULL) /*如果指針不為空*/
{printf("\n*************************************FOUND************************************\n");
printf("-------------------------------------------------------------------------------\n");
printf("| Num | Name | sc1 | sc2 | sc3 | Sum | Ave | Order |\n");
printf("-------------------------------------------------------------------------------\n");
printf("| %4s | %4s | %3d | %3d | %3d | %3d | %4.2f | %-5d|\n",
p->num,p->name,p->score[0],p->score[1],p->score[2],p->sum,p->average,p->order);
printf("-------------------------------------------------------------------------------\n");
printf("***************************************END**************************************\n");
}
else
printf("\nThere is no num %s student on the list.\n",s); /*顯示沒有該學生*/
}
/*刪除記錄函數*/
STUDENT *delete(STUDENT *head)
{int n;
STUDENT *p1,*p2; /*p1為查找到要刪除的結點指針，p2為其前驅指針*/
char c,s[6]; /*s[6]用來存放學號,c用來輸入字母*/
clrscr();
printf("Please enter the deleted num: ");
scanf("%s",s);
p1=p2=head; /*給p1和p2賦初值頭指針*/
while(strcmp(p1->num,s) && p1 != NULL) /*當記錄的學號不是要找的，或指針不為空時*/
{p2=p1; /*將p1指針值賦給p2作為p1的前驅指針*/
p1=p1->next; /*將p1指針指向下一條記錄*/
}
if(strcmp(p1->num,s)==0) /*學號找到了*/
{printf("**************************************FOUND************************************\n");
printf("-------------------------------------------------------------------------------\n");
printf("| Num | Name | sc1 | sc2 | sc3 | Sum | Ave | Order |\n");
printf("-------------------------------------------------------------------------------\n");
printf("| %4s | %4s | %3d | %3d | %3d | %3d | %4.2f | %-5d|\n",
p1->num,p1->name,p1->score[0],p1->score[1],p1->score[2],p1->sum,p1->average,p1->order);
printf("-------------------------------------------------------------------------------\n");
printf("***************************************END**************************************\n");
printf("Are you sure to delete the student Y/N ?"); /*提示是否要刪除,輸入Y刪除,N則退出*/
for(;;)
{scanf("%c",&c);
if(c=='n'||c=='N') break; /*如果不刪除,則跳出本循環*/
if(c=='y'||c=='Y')
{
if(p1==head) /*若p1==head，說明被刪結點是首結點*/
head=p1->next; /*把第二個結點地址賦予head*/
else
p2->next=p1->next; /*否則將一下結點地址賦給前一結點地址*/
n=n-1;
printf("\nNum %s student have been deleted.\n",s);
printf("Don't forget to save.\n");break; /*刪除後就跳出循環*/
}
}
}
else
printf("\nThere is no num %s student on the list.\n",s); /*找不到該結點*/
return(head);
}
/*排序函數*/
STUDENT *sort(STUDENT *head)
{int i=0; /*保存名次*/
STUDENT *p1,*p2,*t,*temp; /*定義臨時指針*/
temp=head->next; /*將原表的頭指針所指的下一個結點作頭指針*/
head->next=NULL; /*第一個結點為新表的頭結點*/
while(temp!=NULL) /*當原表不為空時，進行排序*/
{
t=temp; /*取原表的頭結點*/
temp=temp->next; /*原表頭結點指針後移*/
p1=head; /*設定移動指針p1，從頭指針開始*/
p2=head; /*設定移動指針p2做為p1的前驅，初值為頭指針*/
while(t->average<p1->average&&p1!=NULL) /*作成績平均分比較*/
{
p2=p1; /*待排序點值小，則新表指針後移*/
p1=p1->next;
}
if(p1==p2) /*p1==p2，說明待排序點值大，應排在首位*/
{
t->next=p1; /*待排序點的後繼為p*/
head=t; /*新頭結點為待排序點*/
}
else /*待排序點應插入在中間某個位置p2和p1之間，如p為空則是尾部*/
{
t->next=p1; /*t的後繼是p1*/
p2->next=t; /*p2的後繼是t*/
}
}
p1=head; /*已排好序的頭指針賦給p1，准備填寫名次*/
while(p1!=NULL) /*當p1不為空時，進行下列操作*/
{
i++; /*結點序號*/
p1->order=i; /*將結點序號賦值給名次*/
p1=p1->next; /*指針後移*/
}
printf("Sorting is sucessful.\n"); /*排序成功*/
return (head);
}
/*插入記錄函數*/
STUDENT *insert(STUDENT *head,STUDENT *newnode)
{STUDENT *p0,*p1,*p2;
int n,sum1,i;
p1=head; /*使p1指向第一個結點*/
p0=newnode; /*p0指向要插入的結點*/
printf("\nPlease enter a newnode record.\n"); /*提示輸入記錄信息*/
printf("Enter the num:");
scanf("%s",newnode->num);
printf("Enter the name:");
scanf("%s",newnode->name);
printf("Please enter the %d scores.\n",3);
sum1=0; /*保存新記錄的總分，初值為0*/
for(i=0;i<3;i++)
{
do{
printf("score%d:",i+1);
scanf("%d",&newnode->score[i]);
if(newnode->score[i]>100||newnode->score[i]<0)
printf("Data error,please enter again.\n");
}while(newnode->score[i]>100||newnode->score[i]<0);
sum1=sum1+newnode->score[i]; /*累加各門成績*/
}
newnode->sum=sum1; /*將總分存入新記錄中*/
newnode->average=(float)sum1/3;
newnode->order=0;
if(head==NULL) /*原來的鏈表是空表*/
{head=p0;p0->next=NULL;} /*使p0指向的結點作為頭結點*/
else
{while((p0->average<p1->average)&&(p1->next!=NULL))
{p2=p1; /*使p2指向剛才p1指向的結點*/
p1=p1->next; /*p1後移一個結點*/
}
if(p0->average>=p1->average)
{if(head==p1)head=p0; /*插到原來第一個結點之前*/
else p2->next=p0; /*插到p2指向的結點之後*/
p0->next=p1;}
else
{p1->next=p0;p0->next=NULL;} /*插到最後的結點之後*/
}
n=n+1; /*結點數加1*/
head=sort(head); /*調用排序的函數,將學生成績重新排序*/
printf("\nStudent %s have been inserted.\n",newnode->name);
printf("Don't forget to save the newnode file.\n");
return(head);
}
/*保存數據到文件函數*/
void save(STUDENT *head)
{FILE *fp; /*定義指向文件的指針*/
STUDENT *p; /* 定義移動指針*/
char outfile[10];
printf("Enter outfile name,for example c:\\score\n");
scanf("%s",outfile);
if((fp=fopen(outfile,"wb"))==NULL) /*為輸出打開一個二進制文件,為只寫方式*/
{
printf("Cannot open the file\n");
return; /*若打不開則返回菜單*/
}
printf("\nSaving the file......\n");
p=head; /*移動指針從頭指針開始*/
while(p!=NULL) /*如p不為空*/
{
fwrite(p,LEN,1,fp); /*寫入一條記錄*/
p=p->next; /*指針後移*/
}
fclose(fp); /*關閉文件*/
printf("Save the file successfully!\n");
}
/* 從文件讀數據函數*/
STUDENT *load()
{STUDENT *p1,*p2,*head=NULL; /*定義記錄指針變數*/
FILE *fp; /* 定義指向文件的指針*/
char infile[10];
printf("Enter infile name,for example c:\\score\n");
scanf("%s",infile);
if((fp=fopen(infile,"rb"))==NULL) /*打開一個二進制文件，為只讀方式*/
{
printf("Can not open the file.\n");
return(head);
}
printf("\nLoading the file!\n");
p1=(STUDENT *)malloc(LEN); /*開辟一個新單元*/
if(!p1)
{
printf("Out of memory!\n");
return(head);
}
head=p1; /*申請到空間，將其作為頭指針*/
while(!feof(fp)) /*循環讀數據直到文件尾結束*/
{
if(fread(p1,LEN,1,fp)!=1) break; /*如果沒讀到數據，跳出循環*/
p1->next=(STUDENT *)malloc(LEN); /*為下一個結點開辟空間*/
if(!p1->next)
{
printf("Out of memory!\n");
return (head);
}
p2=p1; /*使p2指向剛才p1指向的結點*/
p1=p1->next; /*指針後移，新讀入數據鏈到當前表尾*/
}
p2->next=NULL; /*最後一個結點的後繼指針為空*/
fclose(fp);
printf("You have success to read data from the file!\n");
return (head);
}
滿意請採納。
⑥ c語言100行簡單一點的代碼
登錄幼兒園200個小朋友的數據：姓名、性別、年齡、身高、體重、出生日期，分別按年齡排序後輸出。
#include<stdio.h>
#define N 200
struct child
{
char name[10];
char sex[3];
int age;
int height;
float weight;
struct {
int year;
int month;
int day;
}bdate;
}ch[N];
void input()
{
int i;
for(i=0;i<N;i++)
{
printf("\n請輸入第%d名小朋友信息：\n",i+1);
printf("姓名：");
scanf("%s",ch[i].name);
printf("性別：");
scanf("%s",ch[i].sex);
printf("年齡：");
scanf("%d",&ch[i].age);
printf("身高：");
scanf("%d",&ch[i].height);
printf("體重：");
scanf("%f",&ch[i].weight);
printf("出生日期[YYYY-MM-DD]：");
scanf("%d-%d-%d",&ch[i].bdate.year,&ch[i].bdate.month,&ch[i].bdate.day);
}
}
void sort()
{
struct child ct;
int i,j;
for(i=0;i<N-1;i++)
for(j=0;j<N-i-1;j++)
if(ch[j].height<ch[j+1].height)
{
ct=ch[j];
ch[j]=ch[j+1];
ch[j+1]=ct;
}
}
void output()
{
int i;
printf("\n\t幼兒園小朋友一覽（依身高排序）\n");
printf("===================================================\n");
printf(" 姓名 性別 年齡 身高 體重 出生日期 \n");
printf("===================================================\n");
for(i=0;i<N;i++)
printf(" %-8s %-2s %2d %d %3.1f %d.%d.%d\n",ch[i].name,ch[i].sex,ch[i].age,ch[i].height,ch[i].weight,ch[i].bdate.year,ch[i].bdate.month,ch[i].bdate.day);
}
void main()
{
input();
sort();
output();
}