제출 #66847

#제출 시각아이디문제언어결과실행 시간메모리
66847Kubalionzzale게임 (IOI14_game)C++14
100 / 100
727 ms159164 KiB
#include "game.h" #include <iostream> #include <algorithm> #include <set> int cnt[1510] = { 0 }; int g[1510][1510] = { 0 }; //1 - not connected //0 - connected int n; bool treed[1510] = { 0 }; void initialize(int N) { n = N; for (int i = 0; i < n; ++i) { cnt[i] = 1; } treed[0] = true; } int hasEdge(int u, int v) { if (treed[u] && treed[v]) { g[u][v] = 1; g[v][u] = 1; return 0; } if (!treed[u] && !treed[v]) { g[u][v] = 1; g[v][u] = 1; return 0; } if (treed[u]) { if (cnt[v] == 1) { for (int i = 0; i < n; ++i) { if (!g[i][v]) { g[i][v] = 1; ++cnt[i]; } } treed[v] = true; return 1; } else { g[u][v] = 1; g[v][u] = 1; --cnt[v]; return 0; } } else if (treed[v]) { if (cnt[u] == 1) { for (int i = 0; i < n; ++i) { if (!g[i][u]) { g[i][u] = 1; ++cnt[i]; } } treed[u] = true; return 1; } else { g[u][v] = 1; g[v][u] = 1; --cnt[u]; return 0; } } }

컴파일 시 표준 에러 (stderr) 메시지

game.cpp: In function 'int hasEdge(int, int)':
game.cpp:90:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^
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