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Submission #550719

# Submission time Handle Problem Language Result Execution time Memory
550719 2022-04-18T21:40:52 Z Zhora_004 Graph (BOI20_graph) C++17
5 / 100
 700 ms 320 KB 
#define _CRT_SECURE_NO_WARNINGS
#include <iostream>
#include <cmath>
#include <algorithm>
#include <vector>
#include <set>
#include <unordered_set>
#include <queue>
#include <deque>
#include <string>
#include <sstream>
#include <iomanip>
#include <map>
#include <unordered_map>
#include <stack>
#include <cstdio>
#include <climits>
#include <tuple>
#include <ctime>
#include <cstring>
#include <numeric>
#include <functional>
#include <chrono>
#include <cassert>
#include <bitset>
#include <fstream>
//#include <bit>
//#include <ranges>
//#include <numbers>
#define itn int
#define sacnf scanf
#define sz(a) ((int)((a).size()))
// printf("%.10f\n", ans);
/*ofstream fout("timeline.out");
ifstream fin("timeline.in");*/
using ll = long long;
using namespace std;
const ll mod = 1e9 + 7;
const int N = 2e5 + 1, inf = 1e9;
int n, m;
double ans = 1000;
vector<double> v, res;
vector<vector<int>> e;

double calc()
{
    for (int i = 0; i < m; i++)
    {
        int a = e[i][0], b = e[i][1], c = e[i][2];
        a--, b--;
        if (v[a] + v[b] != c) return 1000;
    }
    double sum = 0;
    for (int i = 0; i < n; i++) sum += abs(v[i]);
    return sum;
}

void solve()
{
    if (sz(v) == n)
    {
        double sum = calc();
        if (sum < ans)
        {
            ans = sum;
            res = v;
        }
        return;
    }
    for (double i = -5; i <= 5; i += 0.5)
    {
        v.push_back(i);
        solve();
        v.pop_back();
    }
}

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cin >> n >> m;
    e = vector<vector<int>>(m, vector<int>(3));
    for (int i = 0; i < m; i++) for (int j = 0; j < 3; j++) cin >> e[i][j];
    solve();
    if (ans != 1000)
    {
        cout << "YES\n";
        for (double& i : res) cout << i << " ";
    }
    else cout << "NO\n";

    return 0;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 212 KB answer = YES
2 Correct 0 ms 320 KB answer = YES
3 Correct 1 ms 212 KB answer = YES
4 Correct 0 ms 316 KB answer = NO
5 Correct 36 ms 296 KB answer = YES
6 Correct 1 ms 212 KB answer = YES
7 Correct 1 ms 212 KB answer = YES
8 Correct 4 ms 212 KB answer = YES
9 Correct 2 ms 212 KB answer = NO
10 Correct 3 ms 212 KB answer = YES
11 Correct 3 ms 212 KB answer = YES
12 Correct 2 ms 212 KB answer = NO
13 Correct 37 ms 212 KB answer = YES
14 Correct 38 ms 212 KB answer = YES
15 Correct 40 ms 212 KB answer = YES
16 Correct 39 ms 296 KB answer = YES
17 Correct 0 ms 320 KB answer = YES
18 Correct 0 ms 212 KB answer = YES
19 Correct 1 ms 212 KB answer = YES
20 Correct 1 ms 212 KB answer = YES
21 Correct 0 ms 212 KB answer = YES
22 Correct 0 ms 212 KB answer = NO
23 Correct 1 ms 212 KB answer = NO

Subtask #2
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 212 KB answer = YES
2 Correct 0 ms 320 KB answer = YES
3 Correct 1 ms 212 KB answer = YES
4 Correct 0 ms 316 KB answer = NO
5 Correct 36 ms 296 KB answer = YES
6 Correct 1 ms 212 KB answer = YES
7 Correct 1 ms 212 KB answer = YES
8 Correct 4 ms 212 KB answer = YES
9 Correct 2 ms 212 KB answer = NO
10 Correct 3 ms 212 KB answer = YES
11 Correct 3 ms 212 KB answer = YES
12 Correct 2 ms 212 KB answer = NO
13 Correct 37 ms 212 KB answer = YES
14 Correct 38 ms 212 KB answer = YES
15 Correct 40 ms 212 KB answer = YES
16 Correct 39 ms 296 KB answer = YES
17 Correct 0 ms 320 KB answer = YES
18 Correct 0 ms 212 KB answer = YES
19 Correct 1 ms 212 KB answer = YES
20 Correct 1 ms 212 KB answer = YES
21 Correct 0 ms 212 KB answer = YES
22 Correct 0 ms 212 KB answer = NO
23 Correct 1 ms 212 KB answer = NO
24 Execution timed out 1088 ms 212 KB Time limit exceeded
25 Halted 0 ms 0 KB -

Subtask #3
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 212 KB answer = YES
2 Correct 0 ms 320 KB answer = YES
3 Correct 1 ms 212 KB answer = YES
4 Correct 0 ms 316 KB answer = NO
5 Correct 36 ms 296 KB answer = YES
6 Correct 1 ms 212 KB answer = YES
7 Correct 1 ms 212 KB answer = YES
8 Correct 4 ms 212 KB answer = YES
9 Correct 2 ms 212 KB answer = NO
10 Correct 3 ms 212 KB answer = YES
11 Correct 3 ms 212 KB answer = YES
12 Correct 2 ms 212 KB answer = NO
13 Correct 37 ms 212 KB answer = YES
14 Correct 38 ms 212 KB answer = YES
15 Correct 40 ms 212 KB answer = YES
16 Correct 39 ms 296 KB answer = YES
17 Correct 0 ms 320 KB answer = YES
18 Correct 0 ms 212 KB answer = YES
19 Correct 1 ms 212 KB answer = YES
20 Correct 1 ms 212 KB answer = YES
21 Correct 0 ms 212 KB answer = YES
22 Correct 0 ms 212 KB answer = NO
23 Correct 1 ms 212 KB answer = NO
24 Execution timed out 1088 ms 212 KB Time limit exceeded
25 Halted 0 ms 0 KB -

Subtask #4
0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 212 KB answer = YES
2 Correct 0 ms 320 KB answer = YES
3 Correct 1 ms 212 KB answer = YES
4 Correct 0 ms 316 KB answer = NO
5 Correct 36 ms 296 KB answer = YES
6 Correct 1 ms 212 KB answer = YES
7 Correct 1 ms 212 KB answer = YES
8 Correct 4 ms 212 KB answer = YES
9 Correct 2 ms 212 KB answer = NO
10 Correct 3 ms 212 KB answer = YES
11 Correct 3 ms 212 KB answer = YES
12 Correct 2 ms 212 KB answer = NO
13 Correct 37 ms 212 KB answer = YES
14 Correct 38 ms 212 KB answer = YES
15 Correct 40 ms 212 KB answer = YES
16 Correct 39 ms 296 KB answer = YES
17 Correct 0 ms 320 KB answer = YES
18 Correct 0 ms 212 KB answer = YES
19 Correct 1 ms 212 KB answer = YES
20 Correct 1 ms 212 KB answer = YES
21 Correct 0 ms 212 KB answer = YES
22 Correct 0 ms 212 KB answer = NO
23 Correct 1 ms 212 KB answer = NO
24 Execution timed out 1088 ms 212 KB Time limit exceeded
25 Halted 0 ms 0 KB -

Subtask #5
0 / 42.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 212 KB answer = YES
2 Correct 0 ms 320 KB answer = YES
3 Correct 1 ms 212 KB answer = YES
4 Correct 0 ms 316 KB answer = NO
5 Correct 36 ms 296 KB answer = YES
6 Correct 1 ms 212 KB answer = YES
7 Correct 1 ms 212 KB answer = YES
8 Correct 4 ms 212 KB answer = YES
9 Correct 2 ms 212 KB answer = NO
10 Correct 3 ms 212 KB answer = YES
11 Correct 3 ms 212 KB answer = YES
12 Correct 2 ms 212 KB answer = NO
13 Correct 37 ms 212 KB answer = YES
14 Correct 38 ms 212 KB answer = YES
15 Correct 40 ms 212 KB answer = YES
16 Correct 39 ms 296 KB answer = YES
17 Correct 0 ms 320 KB answer = YES
18 Correct 0 ms 212 KB answer = YES
19 Correct 1 ms 212 KB answer = YES
20 Correct 1 ms 212 KB answer = YES
21 Correct 0 ms 212 KB answer = YES
22 Correct 0 ms 212 KB answer = NO
23 Correct 1 ms 212 KB answer = NO
24 Execution timed out 1088 ms 212 KB Time limit exceeded
25 Halted 0 ms 0 KB -