/*
FILE
fscanf, fprint
*/
#include <conio.h>
#include <stdio.h>
#include <stdlib.h>
void main(){
FILE *f;
int n, tg, i;
clrscr();
f=fopen("textdata83.dat","w+");
if (f==NULL){
printf("FILE ERROR ");
exit(1);
}
printf(" So luong N=");
scanf("%d", &n);
fprintf(f, "%d\n", n);
for (i=0; i<n; i++){
printf("So thu %d: ", i+1);
scanf("%d", &tg);
fprintf(f, "%d ", tg);
}
fseek(f, SEEK_SET, 0);//dich chuyen con tro ve dau file de doc
fscanf(f, "%d", &n);
printf("n=%d\n", n);
for (i=0; i<n; i++){
fscanf(f,"%d", &tg);
printf("%d\n", tg);
}
fclose(f);
getch();
}