Online C Compiler

#include<stdio.h> int main ( ){ FILE *fp; int eno; char ename[30]; float sal; fp =fopen ("emp.txt", "w"); // opening file in write mode printf ("enter the details of eno, ename, sal:"); scanf ("%d%s%f", &eno, ename, &sal); fprintf (fp, "%d%s%f", eno, ename, sal); fclose (fp); fp = fopen ("emp.txt", "r"); fscanf (fp, "%d%s%f", &eno, ename, &sal); printf ("employee no: = %d\n", eno); printf ("employee name = %s\n", ename); printf ("salary = %f\n", sal); fclose (fp); return 0; }