#include<stdio.h>
int maina()
{
    int paymentAmount,accountBalance,isActive,c;
    scanf("%d%d%d",&paymentAmount,&accountBalance,&isActive);
    if(accountBalance<paymentAmount)
    {
        c=accountBalance-paymentAmount;
        printf("%d",c);
    }
    else if(accountBalance>paymentAmount)
    {
        printf("Insufficient Balance");
        
    }
    else
    {
        printf("Invalid input");
    }
      return 0;
}