C
c
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#include <stdio.h>
#include <conio.h>
float main() {
float num1;
float num2;
char op;
float result;
printf("Enter the first number:");
scanf("%f",&num1);
printf ("Enter the operation:");
scanf (" %c",&op);
printf ("Enter the second number:");
scanf ("%f",&num2);
switch (op)
{
case '-':
result =num1-num2;
printf ("%f",result);
break ;
case '+':
result =num1+num2;
printf ("%f",result);
break ;
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