제출 #513491

#제출 시각아이디문제언어결과실행 시간메모리
513491status_coding게임 (IOI14_game)C++14
컴파일 에러
0 ms0 KiB
#include "game.h" #include <bits/stdc++.h> int par[2005]; int nr[2005]; int dsu_par(int x) { if(par[x]!=x) par[x]=dsu_par(par[x]); return par[x]; } void dsu_merge(int x, int y) { par[y]=x; nr[x]+=nr[y]-2; } void initialize(int n) { for(int i=1;i<=n;i++) { par[i]=i; nr[i]=n-1; } } bool hasEdge(int x, int y) { x = dsu_par(x+1); y = dsu_par(y+1); if(x == y) return true; if(nr[x]==1 || nr[y]==1) { dsu_merge(x, y); return true; } return false; }

컴파일 시 표준 에러 (stderr) 메시지

game.cpp:28:6: error: ambiguating new declaration of 'bool hasEdge(int, int)'
   28 | bool hasEdge(int x, int y)
      |      ^~~~~~~
In file included from game.cpp:1:
game.h:5:5: note: old declaration 'int hasEdge(int, int)'
    5 | int hasEdge(int u, int v);
      |     ^~~~~~~