oj.uz

답안 #425728

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
425728 2021-06-13T10:37:23 Z MOUF_MAHMALAT 장난감 기차 (IOI17_train) C++14
0 / 100
 416 ms 262148 KB 
#include "train.h"
#include<bits/stdc++.h>
using namespace std;
typedef int ll;
vector<vector<ll> >v;
ll n;
bool b[5009],c[5009];
bool best(ll d)
{
    ll r=b[d]^1;
    for(auto z:v[d])
    {
        if(z==d)
        {
            if(c[d])
            {
                if(b[d])
                    r=1;
            }
            else if(!c[d])
            {
                if(!b[d])
                    r=0;
            }
        }
        else
        {
            if(b[d])
                r|=best(z);
            else
                r&=best(z);
        }
    }
}
vector<int> who_wins(vector<int> A, vector<int> R, vector<int> from, vector<int> to)
{
    n=A.size();
    v.resize(n);
    for(ll i=0; i<to.size(); i++)
        v[from[i]].push_back(to[i]);
    for(ll i=0; i<n; i++)
        b[i]=A[i],c[i]=R[i];
    vector<ll>ans;
    for(ll i=n-1; i>=0; i--)
        ans.push_back(best(i));
    return ans;
}

Compilation message

train.cpp: In function 'bool best(ll)':
train.cpp:34:1: warning: no return statement in function returning non-void [-Wreturn-type]
   34 | }
      | ^
train.cpp: In function 'std::vector<int> who_wins(std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>)':
train.cpp:39:18: warning: comparison of integer expressions of different signedness: 'll' {aka 'int'} and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   39 |     for(ll i=0; i<to.size(); i++)
      |                 ~^~~~~~~~~~

Subtask #1
0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 416 ms 262148 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 240 ms 262148 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #3
0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 287 ms 262148 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #4
0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 249 ms 262148 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #5
0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 289 ms 262148 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #6
0 / 51.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 416 ms 262148 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -