#include<stdio.h>
#include<stdlib.h>
#include<string.h>
#define N 20
int main(){
	FILE *fp;
	int n,i;
	int find = 0;
	char a[N];
	gets(a);
	char str[N];
	if((fp=fopen("C:\\Users\\zsm\\Documents\\Debug\\student.txt","w+"))==NULL){
		printf("open error!\n");
		exit(1);
	}
	fgets(str,N,fp);
	puts(str);
	fclose(fp);
//	if(find==0) printf("not find\n");
}