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Submission #823221

# Submission time Handle Problem Language Result Execution time Memory
823221 2023-08-12T09:35:25 Z mindiyak Toy Train (IOI17_train) C++14
0 / 100
 15 ms 724 KB 
#include "train.h"
#include <queue>
#include <iostream>
using namespace std;

vector<int> chargers;
vector<int> looped(1e4,0);
vector<int> can_move(1e4,0);
int N;

std::vector<int> who_wins(std::vector<int> a, std::vector<int> r, std::vector<int> u, std::vector<int> v) {
	N=a.size();
	for (int i = 0; i < u.size(); i++){
		if(u[i] == v[i])looped[u[i]]=1;
		if(u[i]+1 == v[i])can_move[u[i]]=1;
	}
	
	vector<int> ans(N,0);

	ans[N-1] = r[N-1] && looped[N-1];
	for(int i=N-2;i>=0;i--){
		if(r[i] && looped[i]){
			if(a[i])ans[i]=1;
			else{if(!can_move[i])ans[i]=1;}
		}
		if(can_move[i] and ans[i] == 0){
			int pos = i+1;
			int can = 0;
			while(pos < N){
				if(can == 1)break;
				if(r[pos] && looped[pos]){
					if(a[i])can = 1;
					else{if(!can_move[i])can=1;}
				}
				pos++;
			}
			if(can)ans[i] = 1;
		}
	}

	return ans;
}

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:13:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   13 |  for (int i = 0; i < u.size(); i++){
      |                  ~~^~~~~~~~~~

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 15 ms 468 KB 3rd lines differ - on the 3rd 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 340 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 Correct 4 ms 724 KB Output is correct
2 Correct 4 ms 724 KB Output is correct
3 Correct 4 ms 700 KB Output is correct
4 Incorrect 4 ms 724 KB 3rd lines differ - on the 1st token, expected: '1', found: '0'
5 Halted 0 ms 0 KB -

Subtask #4
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 3 ms 596 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 4 ms 724 KB 3rd lines differ - on the 1st token, expected: '1', found: '0'
2 Halted 0 ms 0 KB -

Subtask #6
0 / 51.0

# Verdict Execution time Memory Grader output
1 Incorrect 15 ms 468 KB 3rd lines differ - on the 3rd token, expected: '0', found: '1'
2 Halted 0 ms 0 KB -