oj.uz

Submission #617740

# Submission time Handle Problem Language Result Execution time Memory
617740 2022-08-01T13:06:54 Z Sergio_2357 Toy Train (IOI17_train) C++17
0 / 100
 2000 ms 1620 KB 
#include "train.h"
#include <bits/stdc++.h>

using namespace std;

#define int long long

typedef vector<int> vi;
typedef vector<vi> vii;

bool bk(int i, int d, int lp, bool obj, vi& set, vector<signed>& a, vector<signed>& r, vii& g)
{
    if (set[i] != -1) {
        if (set[i] <= lp)
            return obj;
        else
            return !obj;
    }
    set[i] = d;
    bool can = false;
    for (int ot : g[i]) {
        if (a[i] == a[ot]) {
            if (bk(ot, d + 1, (r[i] ? d : lp), a[ot], set, a, r, g))
                can = true;
        } else if (!bk(ot, d + 1, (r[i] ? d : lp), a[ot], set, a, r, g))
            can = true;
    }
    set[i] = -1;
    return can;
}

vector<signed> who_wins(vector<signed> a, vector<signed> r, vector<signed> u, vector<signed> v)
{
    vector<signed> res(a.size(), 0);
    vii g(a.size());
    for (int i = 0; i < u.size(); i++)
        g[u[i]].push_back(v[i]);
    for (int i = 0; i < a.size(); i++) {
        vi set(a.size(), -1);
        res[i] = bk(i, 0, -1, a[i], set, a, r, g);
    }
    return res;
}

Compilation message

train.cpp: In function 'std::vector<int> who_wins(std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>)':
train.cpp:36:23: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   36 |     for (int i = 0; i < u.size(); i++)
      |                     ~~^~~~~~~~~~
train.cpp:38:23: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   38 |     for (int i = 0; i < a.size(); i++) {
      |                     ~~^~~~~~~~~~

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 385 ms 1492 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 1 ms 212 KB 3rd lines differ - on the 2nd token, expected: '1', found: '0'
2 Halted 0 ms 0 KB -

Subtask #3
0 / 11.0

# Verdict Execution time Memory Grader output
1 Execution timed out 2064 ms 1372 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 2068 ms 1468 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 2080 ms 1620 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #6
0 / 51.0

# Verdict Execution time Memory Grader output
1 Incorrect 385 ms 1492 KB 3rd lines differ - on the 1st token, expected: '0', found: '1'
2 Halted 0 ms 0 KB -