how to modulo in c without %

Modulo in C without using %

To perform modulo operation in C without using the % operator, you can use the following approach:

  1. Divide the dividend by the divisor using the / operator to obtain the quotient.
  2. Multiply the quotient by the divisor to get the product.
  3. Subtract the product from the dividend to obtain the remainder.

Here's an example code snippet that demonstrates this approach:

#include <stdio.h>

int modulo(int dividend, int divisor) {
    int quotient = dividend / divisor;
    int product = quotient * divisor;
    int remainder = dividend - product;
    return remainder;
}

int main() {
    int dividend = 17;
    int divisor = 5;
    int result = modulo(dividend, divisor);
    printf("The remainder of %d divided by %d is %d\n", dividend, divisor, result);
    return 0;
}

In this example, the modulo function takes two integers as input: dividend and divisor. It performs the modulo operation by dividing the dividend by the divisor to obtain the quotient. Then, it multiplies the quotient by the divisor to get the product. Finally, it subtracts the product from the dividend to obtain the remainder, which is returned as the result.

When you run the code, it will output:

The remainder of 17 divided by 5 is 2

This demonstrates how to perform the modulo operation in C without using the % operator.

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