제출 #385905

#제출 시각아이디문제언어결과실행 시간메모리
385905aarr곤돌라 (IOI14_gondola)C++14
10 / 100
13 ms1764 KiB
#include "gondola.h" #include <bits/stdc++.h> using namespace std; const int N = 100 * 1000 + 5; int valid(int n, int a[]) { vector <pair <int, int> > vec; for (int i = 0; i < n; i++) { if (a[i] <= n) { vec.push_back({a[i], i}); } } int cnt = 0; for (int i = 1; i < vec.size(); i++) { if (vec[i].second - vec[i - 1].second != (vec[i].first - vec[i - 1].first + n) % n) { return 0; } } return 1; } //---------------------- int replacement(int n, int gondolaSeq[], int replacementSeq[]) { return -2; } //---------------------- int countReplacement(int n, int inputSeq[]) { return -3; }

컴파일 시 표준 에러 (stderr) 메시지

gondola.cpp: In function 'int valid(int, int*)':
gondola.cpp:15:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   15 |  for (int i = 1; i < vec.size(); i++) {
      |                  ~~^~~~~~~~~~~~
gondola.cpp:14:6: warning: unused variable 'cnt' [-Wunused-variable]
   14 |  int cnt = 0;
      |      ^~~
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