题目1018：统计同成绩学生人数

#include<cstdio>int main(){    int n;    while(~scanf("%d",&n)&&n)    {        int hash[101]={0};        for(int i=1;i<=n;i++)        {            int x;            scanf("%d",&x);            hash[x]++;        }        int x;        scanf("%d",&x);        printf("%d\n",hash[x]);    }    return 0;    }/**************************************************************    Problem: 1018    User: cust123    Language: C++    Result: Accepted    Time:10 ms    Memory:1020 kb****************************************************************/