POJ-1450

#include<iostream>
using namespace std;

int main(int argc, char *argv[]){
int num;
cin>>num;

for(int i=0;i<num;i++){
int m,n;
cin>>m>>n;

cout<<"Scenario #"<<i+1<<":"<<endl;
if(m%2==0 || n%2==0){
cout<<m*n<<".00\n"<<endl;
}else{
cout<<m*n+0.41<<"\n"<<endl;
}
}

return 0;
}