1074 - Even or Odd

#include <stdio.h>
int main() {
    int a,x,n;
    scanf("%d",&a);
    for(x=1; x<=a; x++) {
        scanf("%d",&n);
        if(n==0) {
            printf("NULL\n");
        } else if(n%2==0&&n>0) {
            printf("EVEN POSITIVE\n");
        } else if(n%2==0&&n<0) {
            printf("EVEN NEGATIVE\n");
        } else if(n%2==1&&n>0) {
            printf("ODD POSITIVE\n");
        } else if(n%2==-1&&n<0) {
            printf("ODD NEGATIVE\n");
        }
    }
    return 0;
}