제출 #922867

#제출 시각아이디문제언어결과실행 시간메모리
922867allin27x곤돌라 (IOI14_gondola)C++17
20 / 100
25 ms4744 KiB
#include <bits/stdc++.h> using namespace std; #include "gondola.h" int valid(int n, int S[]){ set<int> s; for(int i=0; i<n; i++) s.insert(S[i]); if (s.size()<n) return 0; int ind = -1; for (int i=0; i<n; i++) if (S[i] <= n) {ind = i; break;} if (ind == -1) return 1; int t = S[ind]; for (int i=ind+1; i!=ind; i++, i%=n){ t++; if (t==n+1) t = 1; if (S[i] <= n && S[i] != t) return 0; } return 1; } int replacement(int n, int S[], int replacementSeq[]){ int ind = -1; for (int i=0; i<n; i++) if (S[i] <= n) {ind = i; break;} if (ind == -1) return 1; int t = S[ind]; map<int,int> tr; int bg = -1; for (int i=ind+1; i!=ind; i++, i%=n){ t++; if (t==n+1) t = 1; if (S[i] > n) {tr[S[i]] = t; bg=max(bg,S[i]);} } if (bg==-1) return 0; int bgm = tr[bg]; for (int i=n+1; i<=bg; i++){ if (tr.count(i)){ replacementSeq[i-(n+1)] = tr[i]; } else { replacementSeq[i-(n+1)] = bgm; bgm = i; tr[bg] = i; } } return (bg-(n+1) + 1); } int countReplacement(int n, int inputSeq[]){ return 0; } // int main(){ // int S[] = {3,1,4}; // int ans[10]; // int k = replacement(3,S,ans); // for (int i=0; i<k; i++) cout<<ans[i]<<' '; // }

컴파일 시 표준 에러 (stderr) 메시지

gondola.cpp: In function 'int valid(int, int*)':
gondola.cpp:6:65: warning: comparison of integer expressions of different signedness: 'std::set<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
    6 |  set<int> s; for(int i=0; i<n; i++) s.insert(S[i]); if (s.size()<n) return 0;
      |                                                         ~~~~~~~~^~
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