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Submission #790107

# Submission time Handle Problem Language Result Execution time Memory
790107 2023-07-22T10:39:00 Z fatemetmhr Toy Train (IOI17_train) C++17
0 / 100
 1018 ms 25532 KB 
//  ~ Be Name Khoda ~  //

#include "train.h"
#include <bits/stdc++.h>
//#pragma GCC optimize ("O3")
//#pragma GCC target("avx2")
//#pragma GCC optimize("unroll-loops,Ofast")

using namespace std;

typedef long long ll;

#define pb       push_back
#define mp       make_pair
#define all(x)   x.begin(), x.end()
#define fi       first
#define se       second

const int maxn  =  1e6   + 10;
const int maxn5 =  5e5   + 10;
const int maxnt =  1.2e6 + 10;
const int maxn3 =  1e3   + 10;
const int mod   =  1e9   + 7;
const ll  inf   =  1e18;

int cnt[maxn5], cmp[maxn5];
int num = 0;
vector <int> adj[maxn5], jda[maxn5], ver;
bool mark[maxn5], loop[maxn5], good[maxn5], rem[maxn5];

void dfs1(int v){
	mark[v] = true;
	for(auto u : adj[v]) if(!mark[u] && !rem[u])
		dfs1(u);
	ver.pb(v);
}

void dfs2(int v){
	mark[v] = true;
	cmp[v] = num;
	cnt[num]++;
	for(auto u : jda[v]) if(!mark[u] && !rem[u])
		dfs2(u);

}

std::vector<int> who_wins(std::vector<int> a, std::vector<int> r, std::vector<int> u, std::vector<int> v) {
	int n = a.size(), m = u.size();
	for(int i = 0; i < m; i++){
		adj[u[i]].pb(v[i]);
		jda[v[i]].pb(u[i]);
		if(u[i] == v[i])
			loop[u[i]] = true;
	}
	for(int i = 0; i < n; i++) if(r[i])
		rem[i] = true;

	for(int i = 0; i < n; i++) if(!mark[i] && !rem[i])
		dfs1(i);
	reverse(all(ver));
	memset(mark, false, sizeof mark);
	for(auto u : ver) if(!mark[u] && !rem[u]){
		dfs2(u);
		num++;
	}
	for(int i = 0; i < n; i++) if(!rem[i] && (loop[i] || cnt[cmp[i]] > 1))
		good[i] = true;
	vector <int> ans;
	for(int i = 0; i < n; i++) if(r[i])
		rem[i] = false;
	for(int i = 0; i < n; i++){
		memset(mark, false, sizeof mark);
		ver.clear();
		dfs1(i);
		bool re = false;
		for(int j = 0; j < n; j++) if(good[j] && mark[j])
			re = true;
		ans.pb(re);
	}
	return ans;

}

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 299 ms 25188 KB 3rd lines differ - on the 1st token, expected: '0', found: '1'
2 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 13 ms 24276 KB 3rd lines differ - on the 1st token, expected: '0', found: '1'
2 Halted 0 ms 0 KB -

Subtask #3
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 235 ms 25532 KB 3rd lines differ - on the 1st token, expected: '0', found: '1'
2 Halted 0 ms 0 KB -

Subtask #4
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 805 ms 25168 KB 3rd lines differ - on the 1st token, expected: '1', found: '0'
2 Halted 0 ms 0 KB -

Subtask #5
0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 1018 ms 25340 KB 3rd lines differ - on the 2nd token, expected: '0', found: '1'
2 Halted 0 ms 0 KB -

Subtask #6
0 / 51.0

# Verdict Execution time Memory Grader output
1 Incorrect 299 ms 25188 KB 3rd lines differ - on the 1st token, expected: '0', found: '1'
2 Halted 0 ms 0 KB -