#include<stdio.h>
int main()
{
    int a;
    printf("Enter the value of a");
    scanf("%d",&a);
    if(a<-2)
    printf("A is Invalid input");
    else if(a<18)
    {
        printf("A is Not eligible");
    }
    else(a>18)
    {
        printf("A is Eligible");
    }
        return 0;
    }
}