题解 | 统计数据正负个数

#include <iostream>
using namespace std;
int main() {
    int sum1 = 0, sum2 = 0;
    int a[10];
    for(int i = 0; i < 10; i ++){
        cin >> a[i];
        if(a[i] > 0) sum1 ++;
        if(a[i] < 0) sum2 ++;
    }
    cout << "positive:" << sum1 << endl;
    cout << "negative:" << sum2;
}