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提出 801a6bef-53d4-4f3a-b025-f1f98d99fb3e
コード
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; vector<int> a(n); for(int i = 0;i < n;i++) { cin >> a.at(i); if(i <= 0) continue; if(a.at(i) == a.at(i-1))a.pop_back; } sort(a.begin(),a.end()); for(int i = 0;i < n;i++) { if(i != a.at(i)) { cout << i << endl; break; }else if(i > 0) { if(a.at(i) == a.at(i-1)) { continue; } } } }
結果
問題
点数
言語
結果
実行時間
メモリ
F - TLE
0
C++
WJ
0 ms
0 KiB
コンパイルエラー
Main.cpp: In function 'int main()': Main.cpp:13:31: error: invalid use of non-static member function 'constexpr void std::vector<_Tp, _Alloc>::pop_back() [with _Tp = int; _Alloc = std::allocator<int>]' 13 | if(a.at(i) == a.at(i-1))a.pop_back; | ~~^~~~~~~~ In file included from /usr/include/c++/13/vector:66, from /usr/include/c++/13/functional:64, from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:53, from Main.cpp:1: /usr/include/c++/13/bits/stl_vector.h:1322:7: note: declared here 1322 | pop_back() _GLIBCXX_NOEXCEPT | ^~~~~~~~