if else if loop C (with and gate &&)

#include<stdio.h>

#include<conio.h>

int main()

{

    int a;

    printf("Enter a number");

    scanf("%d",&a);

    if(a%5==0 && a>20)

    {

        printf("%d is multiple of 5 & greater than 20",a);

    }

    else if(a%5!=0 && a>20)

    {

        printf("%d is not multiple of 5 but greater than 20",a);

    }

    else if(a%5==0 && a<20)

    {

        printf("%d is a multiple of 5 but less than 20",a);

    }

    else 

    {

        printf("%d is neither a multiple of 5 nor greater than 20",a);

    }

    getch();

    return 0;

}