oj.uz

Submission #291401

# Submission time Handle Problem Language Result Execution time Memory
291401 2020-09-05T10:07:37 Z abyyskit Toy Train (IOI17_train) C++14
5 / 100
 9 ms 1280 KB 
#include "train.h"
#include<bits/stdc++.h>
using namespace std;
#define FOR(i, x, y) for(int i = x; i < y; ++i)
#define pb push_back


struct node{
	vector<int> e;
	bool charge = false;
	bool A = false;
};

vector<node> g;

vector<int> subtask1(){
	vector<int> ans(g.size(), 0);
	for(int i = g.size() - 1; i >= 0; --i){
		if (g[i].A){
			ans[i] = 0;
		}
		else{
			ans[i] = 1;
		}
		FOR(j, 0, g[i].e.size()){
			int nex = g[i].e[j];
		//	cout << "nex: " << nex << "\n";
			if (g[i].A){
				if (g[i].charge && nex == i){
					ans[i] = 1;
					break;
				}
				if (nex != i){
					ans[i] = max(ans[i], ans[i + 1]);
				}
			}
			else{
				if (nex == i){
					if (!g[i].charge){
						ans[i] = 0;
						break;
					}
				}
				else{
					ans[i] = min(ans[i], ans[i + 1]);
				}
			}
		}
	}
	return ans;
}



vector<int> who_wins(vector<int> a, vector<int> r, vector<int> u, vector<int> v){
	g.resize(a.size());
	FOR(i, 0, u.size()){
		g[u[i]].e.pb(v[i]);
	}
//	cout << "here\n";
	FOR(i, 0, a.size()){
		if (a[i] == 1){
			g[i].A = true;
		}
		if (r[i] == 1){
			g[i].charge = true;
		}
	}
//	cout << "here2" << "\n";
	return subtask1();
}

Compilation message

train.cpp: In function 'std::vector<int> subtask1()':
train.cpp:4:39: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    4 | #define FOR(i, x, y) for(int i = x; i < y; ++i)
......
   25 |   FOR(j, 0, g[i].e.size()){
      |       ~~~~~~~~~~~~~~~~~~~              
train.cpp:25:3: note: in expansion of macro 'FOR'
   25 |   FOR(j, 0, g[i].e.size()){
      |   ^~~
train.cpp: In function 'std::vector<int> who_wins(std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>)':
train.cpp:4:39: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    4 | #define FOR(i, x, y) for(int i = x; i < y; ++i)
......
   57 |  FOR(i, 0, u.size()){
      |      ~~~~~~~~~~~~~~                    
train.cpp:57:2: note: in expansion of macro 'FOR'
   57 |  FOR(i, 0, u.size()){
      |  ^~~
train.cpp:4:39: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    4 | #define FOR(i, x, y) for(int i = x; i < y; ++i)
......
   61 |  FOR(i, 0, a.size()){
      |      ~~~~~~~~~~~~~~                    
train.cpp:61:2: note: in expansion of macro 'FOR'
   61 |  FOR(i, 0, a.size()){
      |  ^~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 896 KB Output is correct
2 Correct 5 ms 896 KB Output is correct
3 Correct 5 ms 896 KB Output is correct
4 Correct 5 ms 896 KB Output is correct
5 Correct 5 ms 896 KB Output is correct
6 Correct 4 ms 896 KB Output is correct
7 Correct 5 ms 896 KB Output is correct
8 Correct 5 ms 896 KB Output is correct
9 Correct 5 ms 896 KB Output is correct
10 Correct 4 ms 896 KB Output is correct
11 Correct 4 ms 896 KB Output is correct

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 256 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 8 ms 1280 KB Output is correct
2 Correct 8 ms 1280 KB Output is correct
3 Correct 8 ms 1280 KB Output is correct
4 Incorrect 9 ms 1280 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 7 ms 1152 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 9 ms 1280 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 Correct 4 ms 896 KB Output is correct
2 Correct 5 ms 896 KB Output is correct
3 Correct 5 ms 896 KB Output is correct
4 Correct 5 ms 896 KB Output is correct
5 Correct 5 ms 896 KB Output is correct
6 Correct 4 ms 896 KB Output is correct
7 Correct 5 ms 896 KB Output is correct
8 Correct 5 ms 896 KB Output is correct
9 Correct 5 ms 896 KB Output is correct
10 Correct 4 ms 896 KB Output is correct
11 Correct 4 ms 896 KB Output is correct
12 Incorrect 1 ms 256 KB 3rd lines differ - on the 2nd token, expected: '1', found: '0'
13 Halted 0 ms 0 KB -