cxj114-514

摘要： 1.实验任务4 1 #include<stdio.h> 2 int main() 3 { 4 char s[100]; 5 FILE *fp; 6 int i = 0,j,k = 0; 7 char ch; 8 fp = fopen("data4.txt","rb"); 9 10 if(fp == 阅读全文