ÈçºÎÓÃC²úÉú0 99Ëæ»úÊý?
#include <stdlib.h>
#include<stdio.h>
#include<time.h>
#define randomize() srand((unsigned)time(NULL)) //¶¨ÒåÒ»¸öºê
int main(void)
{
int i;
printf("Ten random numbers from 0 to 99\n\n");
randomize();
for(i=0; i<100; i++)
{
printf("%d\n", rand() % 100);
sleep(1);
}
return 0;
}
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root@farsight:/mnt/hgfs/E/yinhui/12.3/msg# gcc tttt.c -o tttt
root@farsight:/mnt/hgfs/E/yinhui/12.3/msg# ./tttt
Ten random numbers from 0 to 99
87
80
68
39
39
53
14
96
46
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char *strcpy(char *strDest, const char *strSrc);
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char *strcpy(char *strDest, const char *strSrc)
{
if ( strDest == NULL || strSrc == NULL)
return NULL ;
if ( strDest ......
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#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <pthread.h>
#include <semaphore.h>
#define N 2 // Ïû·ÑÕß» ......
Data Type Ranges
C/C++ recognizes the types shown in the table below.
Type Name Bytes Other Names Range of Values
&nb ......
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1. ×Ö·û´®¶¨Ò壺char* result£»
2. ×Ö·û´®µÄ×îºóÒ»¸ö×Ö·ûÊÇnull×Ö·û£¨'\0'£©£¬¿ÉÒÔͨ¹ýÕâ¸ö×Ö·ûÈ·¶¨×Ö·û´®µÄ½áβ¡£
3. strlen()·µ»ØµÄÊÇ×Ö·û´®µÄ´óС£»Òò´Ë£¬ ......
¡¾checkpass.c¡¿
#include <stdio.h>
#include <string.h>
int checkpass(void){
int x;
char a[9];
x = 0;
fprintf(stderr,"a at %p and\nx at %p\n", (void *)a, (void *)&x);
printf("Enter a short word: ");
&nbs ......