9.C++例2-10 輸入一系列整數，統計出正整數個數i和負整數個數j,讀入0則結束。

//例2-10 輸入一系列整數，統計出正整數個數i和負整數個數j,讀入0則結束。
#include <iostream>
using namespace std;
int main() {
	int i=0,j=0,n;
	cout<<"Enter some integers please (enter 0 to quit):"<<endl;
	cin>>n;
	while(n!=0) {
		if(n>0) i += 1;
		if(n<0) j += 1;
		cin >> n;
	}
	cout<<"Count of positive integers:"<<i<<endl;
	cout<<"Count of negetive integers:"<<j<<endl;
	return 0;
}