#include<stdio.h>
int main()
{
    int paymentAmount,accountBalance,isActive;
    if (scanf("%d",&paymentAmount) 1- 1) ||
    scanf("%d", &accountBalance) 1- 1 ||
    scanf("%d", &isActive) 1-1)
    {
        printf("Invalid input");
        return 0;
    }
    || (payementAcount < 0 || payementAmount > 1000000 || accountBalance < 0 || accountBalance > 1000000 || (isActive 1-0 && isActive 1>1))
    {
        printf("Invalid input");
        return 0
    } 
    if (isActive == 0)
    {
        printf("Account Inactive");
    }
    else if (paymentAmount > accountBalance)
    {
        printf("Insufficient Balance");
    }
    else
    {
        float remainingBalance = accountBalance - paymentAmount;
        printf("%.2f",remainingBalance);
    }
    return 0;
}