제출 #1313172

#제출 시각아이디문제언어결과실행 시간메모리
1313172Dedibeat장애물 (IOI25_obstacles)C++20
21 / 100
2094 ms5860 KiB
#include "obstacles.h" #include <bits/stdc++.h> using namespace std; vector<int> t, h; int n, m; void initialize(std::vector<int> T, std::vector<int> H) { n = T.size(); m = H.size(); t = T; h = H; } pair<int, int> go(int s) { int l = s, r = s, j = s; for(int i = 0; i < n; i++) { while(l > 0 && t[i] > h[l - 1]) { l--; if(h[l] < h[j] || (h[l] == h[j] && l < j)) j = l; } while(r < n - 1 && t[i] > h[r + 1]) { r++; if(h[r] < h[j] || (h[r] == h[j] && r < j)) j = r; } if(i == n - 1 || t[i + 1] <= h[j]) { //cout << i << ' ' << j << endl; return make_pair(i, j); } } } bool can_reach(int L, int R, int S, int D) { return go(S) == go(D); }

컴파일 시 표준 에러 (stderr) 메시지

obstacles.cpp: In function 'std::pair<int, int> go(int)':
obstacles.cpp:33:1: warning: control reaches end of non-void function [-Wreturn-type]
   33 | }
      | ^
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