#include <stdio.h> int main(void) { FILE *fp; fp = fopen("perror.dat", "r"); if (!fp) perror("Unable to open file for reading"); return 0; }
by: 发表于:2017-08-24 17:40:02 顶(0) | 踩(0) 回复
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by: 发表于:2017-08-24 17:40:02 顶(0) | 踩(0) 回复
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