chiwawa_star https://blog.hatena.ne.jp/chiwawa_star/ C++競プロ学習日記(仮) https://chiwawa-star.hatenablog.com/ 関数 競プロメモ C++ STL std::unique *1 の挙動にハマったので覚え書き📝 #include <bits/stdc++.h> using namespace std; bool check( vector<int> A ){ sort( begin( A ), end( A ) ); return unique( begin( A ), end( A ) ) == end( A ); } int main() { vector<int> vc1{ 1,1,1,2,3,3,3,1,1,1 }; vector<int> vc2{ 1,2,3 }; cout << "重複：" << ( check( vc1 ) … 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fchiwawa-star.hatenablog.com%2Fentry%2F2016%2F10%2F12%2F012815" title="std::unique｜続・重複要素チェック｜C++ - C++競プロ学習日記(仮)" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> Hatena Blog https://hatena.blog 2016-10-12 01:28:15 rich https://chiwawa-star.hatenablog.com/entry/2016/10/12/012815 1.0 100%