#include<stdio.h>
int main(){
int paymentAmount,accountBalance,isActive;
float a;
scanf("%d",&paymentAmount);
scanf("%d",&accountBalance);
scanf("%d",&isActive);
if( paymentAmount<=1||paymentAmount>1000000||accountBalance<=1||
accountBalance>1000000)
{
    printf("Invalid input");
}
else if (accountBalance<paymentAmount)
{
    printf("Insufficient Balance");
}
else if(isActvie==0)
{
    printf("account inactive");
}
else {
    a= account Balance-payment Amount
printf("%.2F",A)}

}