답안 #1007471

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1007471	2024-06-25T03:29:28 Z	ezzzay	경주 (Race) (IOI11_race)	C++14	9 / 100	53 ms	16412 KB

race

#include "race.h"
#include<bits/stdc++.h>
using namespace std;
#define pb push_back
#define ff first
#define ll long long
#define ss second
const int M=2e5+5;
ll ans=INT_MAX;
vector<pair<ll,ll>>v[M];
 
bool vis[M];
ll Z;
vector<ll> fun(ll a){
	vis[a]=1;
	
    vector<ll>dp(150);
	for(ll i=0;i<=Z;i++)dp[i]=INT_MAX;
	dp[0]=0;
	for(auto p:v[a]){
		ll b=p.ff;
		ll c=p.ss;
		if(vis[b]==0){
			vector<ll>vc=fun(b);
			for(ll i=0;i<=Z;i++){
				ans=min(ans,dp[i]+vc[Z-i]+2);
			}
			for(int i=0;i<=Z-c;i++){
				dp[i+c]=min(dp[i+c],vc[i]+1);
			}
		}
	}
	ans=min(ans,dp[Z]);
	return dp;
	
}
int best_path(int N, int K, int H[][2], int L[]){
	Z=K;
    
	for(int i=0;i<N-1;i++){
		int a=H[i][0];
		int b=H[i][1];
		int c=L[i];
		v[a].pb({b,c});
		v[b].pb({a,c});
	}
	
	fun(0);
	if(ans==INT_MAX)return -1;
	return ans;
}

Subtask #1

9.0 / 9.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	9052 KB	Output is correct
2	Correct	1 ms	9052 KB	Output is correct
3	Correct	1 ms	9052 KB	Output is correct
4	Correct	1 ms	9052 KB	Output is correct
5	Correct	1 ms	9052 KB	Output is correct
6	Correct	1 ms	9052 KB	Output is correct
7	Correct	1 ms	9096 KB	Output is correct
8	Correct	1 ms	9052 KB	Output is correct
9	Correct	1 ms	9052 KB	Output is correct
10	Correct	1 ms	9304 KB	Output is correct
11	Correct	1 ms	9052 KB	Output is correct
12	Correct	1 ms	9052 KB	Output is correct
13	Correct	1 ms	9052 KB	Output is correct
14	Correct	1 ms	9052 KB	Output is correct
15	Correct	2 ms	9052 KB	Output is correct
16	Correct	1 ms	9052 KB	Output is correct
17	Correct	1 ms	9052 KB	Output is correct
18	Correct	1 ms	9052 KB	Output is correct

Subtask #2

0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	9052 KB	Output is correct
2	Correct	1 ms	9052 KB	Output is correct
3	Correct	1 ms	9052 KB	Output is correct
4	Correct	1 ms	9052 KB	Output is correct
5	Correct	1 ms	9052 KB	Output is correct
6	Correct	1 ms	9052 KB	Output is correct
7	Correct	1 ms	9096 KB	Output is correct
8	Correct	1 ms	9052 KB	Output is correct
9	Correct	1 ms	9052 KB	Output is correct
10	Correct	1 ms	9304 KB	Output is correct
11	Correct	1 ms	9052 KB	Output is correct
12	Correct	1 ms	9052 KB	Output is correct
13	Correct	1 ms	9052 KB	Output is correct
14	Correct	1 ms	9052 KB	Output is correct
15	Correct	2 ms	9052 KB	Output is correct
16	Correct	1 ms	9052 KB	Output is correct
17	Correct	1 ms	9052 KB	Output is correct
18	Correct	1 ms	9052 KB	Output is correct
19	Incorrect	1 ms	8796 KB	Output isn't correct
20	Halted	0 ms	0 KB	-

Subtask #3

0 / 22.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	9052 KB	Output is correct
2	Correct	1 ms	9052 KB	Output is correct
3	Correct	1 ms	9052 KB	Output is correct
4	Correct	1 ms	9052 KB	Output is correct
5	Correct	1 ms	9052 KB	Output is correct
6	Correct	1 ms	9052 KB	Output is correct
7	Correct	1 ms	9096 KB	Output is correct
8	Correct	1 ms	9052 KB	Output is correct
9	Correct	1 ms	9052 KB	Output is correct
10	Correct	1 ms	9304 KB	Output is correct
11	Correct	1 ms	9052 KB	Output is correct
12	Correct	1 ms	9052 KB	Output is correct
13	Correct	1 ms	9052 KB	Output is correct
14	Correct	1 ms	9052 KB	Output is correct
15	Correct	2 ms	9052 KB	Output is correct
16	Correct	1 ms	9052 KB	Output is correct
17	Correct	1 ms	9052 KB	Output is correct
18	Correct	1 ms	9052 KB	Output is correct
19	Incorrect	53 ms	16412 KB	Output isn't correct
20	Halted	0 ms	0 KB	-

Subtask #4

0 / 57.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	9052 KB	Output is correct
2	Correct	1 ms	9052 KB	Output is correct
3	Correct	1 ms	9052 KB	Output is correct
4	Correct	1 ms	9052 KB	Output is correct
5	Correct	1 ms	9052 KB	Output is correct
6	Correct	1 ms	9052 KB	Output is correct
7	Correct	1 ms	9096 KB	Output is correct
8	Correct	1 ms	9052 KB	Output is correct
9	Correct	1 ms	9052 KB	Output is correct
10	Correct	1 ms	9304 KB	Output is correct
11	Correct	1 ms	9052 KB	Output is correct
12	Correct	1 ms	9052 KB	Output is correct
13	Correct	1 ms	9052 KB	Output is correct
14	Correct	1 ms	9052 KB	Output is correct
15	Correct	2 ms	9052 KB	Output is correct
16	Correct	1 ms	9052 KB	Output is correct
17	Correct	1 ms	9052 KB	Output is correct
18	Correct	1 ms	9052 KB	Output is correct
19	Incorrect	1 ms	8796 KB	Output isn't correct
20	Halted	0 ms	0 KB	-