#include<stdio.h>
#include<stdlib.h>

void main() {
    float number, number1, number2;
    int choice;
    
    printf("n Enter First numbers: ");
    scanf("%f", &number1);
    printf("n Enter Second numbers: ");
    scanf("%f", &number2);
    
    printf("nn Menun 1.Additionn 2.Subtractionn 3.Multiplicationn 4.Divisionn");
    
    printf("n Enter your choice: ");
    scanf("%d", &choice);
    
    switch (choice) {
    case 1:
        number = number1 + number2;
        break;
    case 2:
        number = number1 - number2;
        break;
    case 3:
        number = number1 * number2;
        break;
    case 4:
        number = number1 / number2;
        break;
    default:
        printf("n Chhose Correct Option");
        exit(0);
    }
    printf("n Result= %f", number);
}

Enter First number: 7
Enter Second number: 8

Menu
1. Addition
2. Subtraction
3. Multiplication
4. Division

Enter your choice: 3
Result: 56.000000