题解 | 左侧严格小于计数

#include <iostream>
#include <vector>
using namespace std;

int main() {
    int n;
    cin >> n;
    vector<int> a(n);
    vector<int> b(n, 0);
    for (int i = 0; i < n; i++){
        cin >> a[i];
    }
    for (int i = 0; i < n; i++){
        for (int j = 0; j < i; j++){
            if (a[j] < a[i]){
                b[i]++;
            }
        }
        cout << b[i] << " ";
    }
    cout << endl;
    return 0;
}
// 64 位输出请用 printf("%lld")