file3.cpp

#include<stdio.h>
#include<stdlib.h>
int main()

{

    FILE *fptr;

    char name[20];

    int age;

    float salary;

 

    /*  open for writing */

    fptr = fopen("file1.cpp", "w");

 

    if (fptr == NULL)

    {

        printf("File does not exists \n");

        

    }

    printf("Enter the name \n");

    scanf("%s", name);

    fprintf(fptr, "Name    = %s\n", name);

    printf("Enter the age\n");

    scanf("%d", &age);

    fprintf(fptr, "Age     = %d\n", age);

    printf("Enter the salary\n");

    scanf("%f", &salary);

    fprintf(fptr, "Salary  = %.2f\n", salary);

    fclose(fptr);

}