Example: C Program to Perform Arithmetic Operations using Pointers

// C Program to Perform Arithmetic Operations using Pointers
#include <stdio.h>

int main() {
    int p, q;
    int *ptr1, *ptr2;
    int sum, sub, mul, mod;
    float div;

    // It will take two integer numbers
    printf("Enter any two positive integer numbers:\n");
    scanf("%d%d", &p, &q);

    // To store the address of `p` & `q`
    ptr1 = &p;
    ptr2 = &q;

    // It will perform all arithmetic operations
    sum = *ptr1 + *ptr2;
    sub = *ptr1 - *ptr2;
    mul = *ptr1 * *ptr2;
    div = (float)*ptr1 / *ptr2;
    mod = *ptr1 % *ptr2;

    // It will print the final output of the program
    printf("\n");
    printf("Addition of       %d + %d = %d\n", *ptr1, *ptr2, sum);
    printf("Subtraction of    %d - %d = %d\n", *ptr1, *ptr2, sub);
    printf("Multiplication of %d * %d = %d\n", *ptr1, *ptr2, mul);
    printf("Division of       %d / %d = %f\n", *ptr1, *ptr2, div);
    printf("Modulus of        %d %% %d = %d\n", *ptr1, *ptr2, mod);
    return 0;
}