摘要:
#include<stdio.h> #define _CRT_SECURE_NO_WARNINGS #include<stdlib.h> int main(){ char ch; int count=0; FILE *fp; fp=fopen("data4.txt","r"); if(fp==NUL 阅读全文
摘要:
#define _CRT_SECURE_NO_WARNINGS 1 #include <stdio.h> #include <string.h> #define N 10 // 运行程序输入测试时,可以把这个数组改小一些输入测试 typedef struct student { int id; // 阅读全文