//
//  writing_to_a_file.c
//  
//
//  Created by Bibhas Ghoshal on 11/08/20.
//

#include <stdio.h>
#include <stdlib.h>

int main()
{
    int num;
    FILE *fptr;
    
    // use appropriate location if you are using any other OS
    fptr = fopen("./my_program.txt","w");
    
    if(fptr == NULL)
    {
        printf("Error!");
        exit(1);
    }
    
    printf("Enter num: ");
    scanf("%d",&num);
    
    fprintf(fptr,"%d",num);
    fclose(fptr);
    
    return 0;
}