#include <stdio.h>
int main()
{
    int a,b,c;
    scanf("%d %d %d",&a,&b,&c);
    if(a<0||b<0||c!=0&&c!=1);
    printf("Invalid input");
    else if(a>b)
    printf("Insufficient Balance");
    else 
    printf("inactive");
    return 0;
    
    

}