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Submission #703789

# Submission time Handle Problem Language Result Execution time Memory
703789 2023-02-28T11:59:47 Z Abrar_Al_Samit Toy Train (IOI17_train) C++17
0 / 100
 2000 ms 1488 KB 
#include<bits/stdc++.h>
#include "train.h"
using namespace std;

const int nax = 5000;
int n, m;
vector<int>g[nax];
vector<int>A, R;
vector<int>cr(nax, -1);
vector<int>stk;

bool solve(int v) {
	cr[v] = stk.size();
	stk.push_back(v);

	bool win = false;
	for(int u : g[v]) {
		if(cr[u]==-1) {
			win |= solve(u) ^ (v!=u);
		} else {
			bool is = false;
			for(int j=stk.size()-1; j>=cr[u]; --j) {
				is |= R[stk[j]];
			}
			if(is && A[v]) win = true;
			else if(!is && !A[v]) win = true;
		}	
	}
	cr[v] = -1;
	stk.pop_back();
	return win;
}
vector<int> who_wins(vector<int> a, vector<int> r, vector<int> u, vector<int> v) {
	n = a.size(), m = u.size();
	for(int i=0; i<m; ++i) {
		g[u[i]].push_back(v[i]);
	}

	A = a, R = r;
	vector<int>res(n);
	for(int i=0; i<n; ++i) {
		res[i] = solve(i) ^ (A[i]!=1);
	}
	return res;
}

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 261 ms 1352 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 2 ms 340 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 Execution timed out 2039 ms 1228 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #4
0 / 11.0

# Verdict Execution time Memory Grader output
1 Execution timed out 2074 ms 1236 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
0 / 12.0

# Verdict Execution time Memory Grader output
1 Execution timed out 2061 ms 1488 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #6
0 / 51.0

# Verdict Execution time Memory Grader output
1 Incorrect 261 ms 1352 KB 3rd lines differ - on the 1st token, expected: '0', found: '1'
2 Halted 0 ms 0 KB -