cqtvzj提出了问题 2019-01-07 13:32

#include#includeint main(void){FILE *fp1,*fp2;int n,i;char a[100],b[100],c[100],d[100];printf(输入明文文件名：);gets(a);printf(输入n的值：);scanf(%d,&n);fp1=fopen(a,w);fprintf(fp1,This is a C file!);fclose(fp1);fp...