check-whether-a-number-is-divisible-by-any-number

divide by one number

#include <stdio.h>

int main()
{
    int num;

    printf("Enter any number: ");
    scanf("%d", &num);



    if((num % 5 == 0)
    {
        printf("Number is divisible by 5");
    }
    else
    {
        printf("Number is not divisible by 5");
    }

    return 0;
}

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divide by two number

#include <stdio.h>

int main()
{
    int num;

    printf("Enter any number: ");
    scanf("%d", &num);


    if((num % 4 == 0) && (num % 21 == 0))
    {
        printf("Number is divisible by 4 and 21");
    }
    else
    {
        printf("Number is not divisible by 4 and 21");
    }

    return 0;
}

check whether a number is even or odd