제출 #167632

#제출 시각아이디문제언어결과실행 시간메모리
167632Eae02곤돌라 (IOI14_gondola)C++14
20 / 100
31 ms4744 KiB
#include "gondola.h" #include <bits/stdc++.h> #define all(x) begin(x), end(x) using namespace std; int valid(int n, int inputSeq[]) { for (int i = 0; i < n; i++) inputSeq[i]--; unordered_set<int> seen; int startIdx = -1; for (int i = 0; i < n; i++) { if (inputSeq[i] < n && startIdx == -1) { startIdx = i; } if (seen.count(inputSeq[i])) return 0; seen.insert(inputSeq[i]); } if (startIdx == -1) { return 1; } seen.clear(); int g = inputSeq[startIdx]; for (int i = 0; i < n; i++) { int idx = (i + startIdx) % n; if (inputSeq[idx] < n && inputSeq[idx] != g) { return 0; } g = (g + 1) % n; } return 1; } int replacement(int n, int gondolaSeq[], int replacementSeq[]) { return -2; } //---------------------- int countReplacement(int n, int inputSeq[]) { return -3; }
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