9度OnlineJudge之1018：统计同成绩学生人数

九度OnlineJudge之1018：统计同成绩学生人数
题目描述：                        #include <iostream>#include <cstring>using namespace std;int Grade[101];int main(){ int N; while(cin>>N,N!=0) { memset(Grade,0,sizeof(Grade)); while(N--) { int index ; cin>>index; ++Grade[index]; } int ans; cin>>ans; cout<<Grade[ans]<<endl; } // system("PAUSE"); return 0;}