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Submission #238486

# Submission time Handle Problem Language Result Execution time Memory
238486 2020-06-11T14:13:35 Z Sorting Restore Array (RMI19_restore) C++14
100 / 100
 378 ms 1088 KB 
#include <bits/stdc++.h>

using namespace std;

const int k_N = 5000 + 3;
const int k_M = 10000 + 3;
const int k_Inf = 1e9 + 3;

int n, m;
vector<array<int, 3>> edges;
int prefix[k_N];

bool bellman_ford(){
    prefix[0] = 0;
    for(int i = 1; i <= n; ++i)
        prefix[i] = k_Inf;

    for(int i = 0; i < n; ++i){
        for(auto &edge: edges){
            int new_prefix = prefix[edge[0]] + edge[2];
            prefix[edge[1]] = min(new_prefix, prefix[edge[1]]);
        }
    }

    for(auto &edge: edges){
        int new_prefix = prefix[edge[0]] + edge[2];
        if(new_prefix < prefix[edge[1]])
            return false;
    }

    return true;
}

int main(){
    ios::sync_with_stdio(false);
    cin.tie(NULL);

    cin >> n >> m;

    for(int i = 1; i <= n; ++i){
        edges.push_back({i - 1, i, 1});
        edges.push_back({i, i - 1, 0});
    }

    for(int i = 0; i < m; ++i){
        int l, r, k, value;
        cin >> l >> r >> k >> value;
        l++, r++;

        if(value == 0)
            edges.push_back({l - 1, r, (r - l + 1) - k});
        else if(value == 1)
            edges.push_back({r, l - 1, -((r - l + 1) - k + 1)});
    }

    if(!bellman_ford()){
        cout << "-1\n";
        return 0;
    }

    for(int i = n; i >= 1; --i)
        prefix[i] -= prefix[i - 1];

    for(int i = 1; i <= n; ++i)
        cout << prefix[i] << " ";
    cout << "\n";
}

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct

Subtask #2
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 349 ms 960 KB Output is correct
2 Correct 350 ms 1012 KB Output is correct
3 Correct 351 ms 1008 KB Output is correct
4 Correct 353 ms 1012 KB Output is correct
5 Correct 349 ms 960 KB Output is correct
6 Correct 346 ms 960 KB Output is correct

Subtask #3
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 349 ms 960 KB Output is correct
2 Correct 350 ms 1012 KB Output is correct
3 Correct 351 ms 1008 KB Output is correct
4 Correct 353 ms 1012 KB Output is correct
5 Correct 349 ms 960 KB Output is correct
6 Correct 346 ms 960 KB Output is correct
7 Correct 357 ms 1012 KB Output is correct
8 Correct 354 ms 1012 KB Output is correct
9 Correct 360 ms 1012 KB Output is correct
10 Correct 357 ms 960 KB Output is correct
11 Correct 352 ms 1088 KB Output is correct
12 Correct 353 ms 960 KB Output is correct
13 Correct 347 ms 1088 KB Output is correct
14 Correct 361 ms 1012 KB Output is correct
15 Correct 366 ms 1088 KB Output is correct
16 Correct 378 ms 960 KB Output is correct

Subtask #4
55.0 / 55.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 349 ms 960 KB Output is correct
12 Correct 350 ms 1012 KB Output is correct
13 Correct 351 ms 1008 KB Output is correct
14 Correct 353 ms 1012 KB Output is correct
15 Correct 349 ms 960 KB Output is correct
16 Correct 346 ms 960 KB Output is correct
17 Correct 357 ms 1012 KB Output is correct
18 Correct 354 ms 1012 KB Output is correct
19 Correct 360 ms 1012 KB Output is correct
20 Correct 357 ms 960 KB Output is correct
21 Correct 352 ms 1088 KB Output is correct
22 Correct 353 ms 960 KB Output is correct
23 Correct 347 ms 1088 KB Output is correct
24 Correct 361 ms 1012 KB Output is correct
25 Correct 366 ms 1088 KB Output is correct
26 Correct 378 ms 960 KB Output is correct
27 Correct 342 ms 960 KB Output is correct
28 Correct 359 ms 1088 KB Output is correct
29 Correct 354 ms 1012 KB Output is correct
30 Correct 361 ms 1012 KB Output is correct
31 Correct 345 ms 1012 KB Output is correct
32 Correct 355 ms 1012 KB Output is correct
33 Correct 352 ms 960 KB Output is correct
34 Correct 348 ms 960 KB Output is correct
35 Correct 362 ms 1012 KB Output is correct
36 Correct 360 ms 1012 KB Output is correct