Submission #75060856

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Source Code Expand

//競プロ　C++テンプレ
#include <bits/stdc++.h>
using namespace std;


int main() {
    int N,K;
    cin >> N >> K;
    int sum = 1;
    
    vector<int> vec(N);
    for(int i = 0; i < N ; i++){
      cin >> vec.at(i);
    }
    
    sort(vec.begin(),vec.end());
    bool isok = true;
    for(int i = 1; i < N; i++){
      if(vec.at(i-1) == vec.at(i)){
         isok = false;
      }else{
        sum++;
      }
    }
    if(isok) cout << "Yes" << endl;
    else cout << "No" << endl;
    
     if(N < K){
       cout << "No";
       return 0;
     }else if(sum == K){
       cout << "Yes";
     }else{
       cout << "No";
     }
     
}

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