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我用的c++写的
#include<iostream>
using namespace std;
int main()
{
int n;
float m[100];
int a=0,b=0,c=0;
while(cin>>n)
{
if(n!=0)
{
for(int i=0;i<n;i++)
{
cin>>m[i];
if(m[i]<0)
a++;
else if(m[i]==0)
b++;
else
c++;
}
cout<<a<<" "<<b<<" "<<c<<endl;
a=0,b=0,c=0;
}
}
return 0;
}