WAP to enter to write integer number to file and read from file.

Defination:: WAP to enter to write integer number to file and read from file.

Source Code ::

#include<stdio.h>
#include<conio.h>
void main()
{
    FILE *f;
    int n;
    clrscr();
    f=fopen("test.txt","w");
    printf("enter no");
    scanf("%d",&n);
    putw(n,f);
    fclose(f);

    f=fopen("test.txt","r");
    printf("%d",n);
    fclose(f);
    getch();
}