数值统计 HDU - 2008

#include<iostream>

using namespace std;
const int maxn=100+5;
int main() {
int n;
while(cin>>n&&n){
int a=0,b=0,c=0;
double x;
while(n--){
cin>>x;
if(x<0) a++;
else if(x>0)    c++;
else b++;
}
cout<<a<<" "<<b<<" "<<c<<endl;
}
return 0;
}