제출 #347604

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
347604		juggernaut	Tropical Garden (IOI11_garden)	C++14	49 / 100	10 ms	1388 KiB

garden

#include"garden.h"
#include"gardenlib.h"
#include<bits/stdc++.h>
using namespace std;
#ifdef EVAL
#else
#include"grader.cpp"
#endif
vector<pair<int,int>>g[1005];
int dfs(int v,int p,int depth){
    if(!depth)return v;
    int mn=2e9;
    for(auto to:g[v])if(to.first!=p)mn=min(mn,to.second);
    if(mn==(2e9))return dfs(p,v,depth-1);
    for(auto to:g[v])if(to.second==mn)return dfs(to.first,v,depth-1);
}
void count_routes(int N,int M,int P,int R[][2],int Q,int G[]){
    for(int i=0;i<M;i++){
        g[R[i][0]].push_back({R[i][1],i});
        g[R[i][1]].push_back({R[i][0],i});
    }
    int cnt=0;
    for(int i=0;i<N;i++)
        if(dfs(i,-1,G[0])==P)cnt++;
    answer(cnt);
}

컴파일 시 표준 에러 (stderr) 메시지

garden.cpp: In function 'int dfs(int, int, int)':
garden.cpp:16:1: warning: control reaches end of non-void function [-Wreturn-type]
   16 | }
      | ^

• Subtask 1: 49 / 49
• Subtask 2: 0 / 20
• Subtask 3: 0 / 31