摘要:
task 4 #include<stdio.h> int main(){ int count; char ch; FILE *fp; fp=fopen("data4.txt","r"); if (fp==NULL){ printf("fail to open file\n"); return 1; 阅读全文
摘要:
#include<stdio.h> #define N 4 void test1() { int a[N]={1,9,8,4}; int i; //输出数组a占用的内存字节数 printf("sizeof(a)=%d\n",sizeof(a)); //输出int类型数组a中每个元素的地址、值 for 阅读全文
摘要:
#include<stdio.h> #include<stdlib.h> #include<time.h> #define N 5 int main(){ int number; int i; srand(time(0)); for(i=0;i<N;++i){ number=rand()%65+1; 阅读全文
摘要:
#include<stdio.h> #include<stdlib.h> int main() { int year; float s; scanf("%f",&s); year=(int)(s/(60*60*24*365)+0.5); printf("10亿秒约等于%d年\n",year); sy 阅读全文