Nastya and an Array"/>
Nastya and an Array
#include "bits/stdc++.h"using namespace std; int n,x; map<int,int>mp; int main() {while (cin >> n){mp.clear();for(int i=1;i<=n;i++){cin >> x;if(x != 0){mp[x]++;}}cout << mp.size() << endl;}return 0; }
更多推荐
Nastya and an Array
发布评论