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