답안 #425848

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
425848	2021-06-13T11:57:13 Z	tc_abd	장난감 기차 (IOI17_train)	C++14	0 / 100	1282 ms	1356 KB

train

#define fast ios_base::sync_with_stdio(0),cin.tie(0),cout.tie(0)
#define It it=se.begin();it!=se.end();it++
#define mem(dp,i) memset(dp,i,sizeof(dp))
#define all(x) begin(x),end(x)
#define unmap unordered_map
#define pii pair<int,int>
#include <bits/stdc++.h>
#define pll pair<ll,ll>
#define vll vector<ll>
#define vi vector<int>
#define ld long double
#define ll long long
#define pb push_back
#define sh short int
#define mid (l+r)/2
#define S second
#define F first
#define sqr 708
using namespace std;
const ll inf = 1e9+1;
const ll mod = 1e9+7;
const int shift = 1e4;
const ld pai=acos(-1);

#include "train.h"
int n,m;
bool dp[5009];
bool done[50009];
vi A,R,v[5009];
bool dfs(int node,bool t){
    t = max(t,(bool)R[node]);
    dp[node] == max(dp[node],t);
    if(done[node] == 1){
        return dp[node];
    }
    done[node] = 1;
    bool ret = 1-A[node];
    for(auto u:v[node]){
        if(A[node]){
            ret = max(ret,dfs(u,t));
        }
        else{
            ret = min(ret,dfs(u,t));
        }
    }
    return ret;
}
vector<int> who_wins(vector<int> a, vector<int> r, vector<int> u, vector<int> vv) {
    n = a.size(),m = u.size();
    for(int i=0;i<n;i++){
        A.pb(a[i]);
        R.pb(r[i]);
    }
    for(int i=0;i<m;i++){
        v[u[i]].pb(vv[i]);
    }
	vector<int> ret(n);
	for(int i=0;i<n;i++){
        mem(dp,0);
        mem(done,0);
        ret[i] = dfs(i,0);
	}
	return ret;
}

Compilation message

train.cpp: In function 'bool dfs(int, bool)':
train.cpp:32:14: warning: value computed is not used [-Wunused-value]
   32 |     dp[node] == max(dp[node],t);
      |     ~~~~~~~~~^~~~~~~~~~~~~~~~~~

Subtask #1
0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Incorrect	277 ms	1100 KB	3rd lines differ - on the 14th token, expected: '1', found: '0'
2	Halted	0 ms	0 KB	-

Subtask #2
0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Incorrect	1 ms	460 KB	3rd lines differ - on the 2nd token, expected: '1', found: '0'
2	Halted	0 ms	0 KB	-

Subtask #3
0 / 11.0

#	결과	실행 시간	메모리	Grader output
1	Correct	230 ms	1356 KB	Output is correct
2	Correct	207 ms	1340 KB	Output is correct
3	Correct	209 ms	1308 KB	Output is correct
4	Incorrect	1278 ms	1252 KB	3rd lines differ - on the 1st token, expected: '1', found: '0'
5	Halted	0 ms	0 KB	-