how to make calculator in c language
#include <stdio.h>
//Simple Calculator
int main() {
int fno;
int sno;
int rst;
char opr;
printf ( "Enter First Number: ");
scanf("%d", &fno);
printf ("Enter Second Number: ");
scanf("%d", &sno);
printf ("Type Operator : ");
scanf(" %c", &opr);
rst = fno + sno;
if (opr == '+')
printf ("%d n", fno+sno);
else (opr == '-');
printf ("%d n", fno-sno);
if (opr == '*')
printf("%d n", fno*sno);
else (opr == '/');
printf ("%d n", fno/sno);
}