统计同成绩学生人数

 

 典型哈希题目！

 

 

#include<algorithm>
#include<string.h>
#include<iostream>
#include<stdio.h>
#include<string.h>
using namespace std;
int main()
{
    int N;
    int m;
    int test;
    while (1)
    {
        int score[101] = { 0 };
        cin >> N;
        if (N == 0)
            break;
        for (int i = 0; i < N; i++)
        {
            cin >> m;
            score[m]++;
        }
        cin >> test;
        cout << score[test] << endl;
    }
    return 0;
}