oj.uz

Submission #525670

# Submission time Handle Problem Language Result Execution time Memory
525670 2022-02-12T12:53:39 Z tatyam Handcrafted Gift (IOI20_gift) C++17
100 / 100
 143 ms 22672 KB 
#include <bits/stdc++.h>
using namespace std;

void craft(string &s);

int construct(int n, int r, vector<int> a, vector<int> b, vector<int> x){
    vector<int> imos(n);
    for(int i = 0; i < r; i++) if(x[i] == 1){
        imos[a[i]]++;
        imos[b[i]]--;
    }
    for(int i = 0; i < n - 1; i++) imos[i + 1] += imos[i];
    imos.pop_back();
    for(int& x : imos) x = !x;
    string s(n, 'R');
    for(int i = 0; i < n - 1; i++){
        if(imos[i])  s[i + 1] = s[i] ^ 'R' ^ 'B';
        else s[i + 1] = s[i];
    }
    imos.insert(imos.begin(), 0);
    for(int i = 0; i < n - 1; i++) imos[i + 1] += imos[i];
    for(int i = 0; i < r; i++) if(x[i] == 2){
        if(imos[a[i]] == imos[b[i]]) return 0;
    }
    craft(s);
    return 1;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 3 ms 532 KB Output is correct
5 Correct 132 ms 14876 KB Output is correct
6 Correct 136 ms 14864 KB Output is correct
7 Correct 118 ms 14864 KB Output is correct
8 Correct 124 ms 14876 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 3 ms 460 KB Output is correct
4 Correct 122 ms 14860 KB Output is correct
5 Correct 127 ms 14988 KB Output is correct
6 Correct 121 ms 14360 KB Output is correct
7 Correct 120 ms 14484 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 0 ms 292 KB Output is correct
4 Correct 0 ms 288 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 0 ms 204 KB Output is correct

Subtask #4
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 332 KB Output is correct

Subtask #5
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 3 ms 532 KB Output is correct
5 Correct 132 ms 14876 KB Output is correct
6 Correct 136 ms 14864 KB Output is correct
7 Correct 118 ms 14864 KB Output is correct
8 Correct 124 ms 14876 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 3 ms 460 KB Output is correct
12 Correct 122 ms 14860 KB Output is correct
13 Correct 127 ms 14988 KB Output is correct
14 Correct 121 ms 14360 KB Output is correct
15 Correct 120 ms 14484 KB Output is correct
16 Correct 0 ms 204 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 0 ms 292 KB Output is correct
19 Correct 0 ms 288 KB Output is correct
20 Correct 0 ms 204 KB Output is correct
21 Correct 1 ms 204 KB Output is correct
22 Correct 0 ms 204 KB Output is correct
23 Correct 0 ms 204 KB Output is correct
24 Correct 0 ms 204 KB Output is correct
25 Correct 0 ms 204 KB Output is correct
26 Correct 0 ms 204 KB Output is correct
27 Correct 0 ms 204 KB Output is correct
28 Correct 1 ms 204 KB Output is correct
29 Correct 1 ms 332 KB Output is correct
30 Correct 1 ms 332 KB Output is correct
31 Correct 1 ms 332 KB Output is correct
32 Correct 1 ms 332 KB Output is correct
33 Correct 1 ms 332 KB Output is correct
34 Correct 1 ms 332 KB Output is correct
35 Correct 4 ms 3148 KB Output is correct
36 Correct 6 ms 3248 KB Output is correct
37 Correct 11 ms 4032 KB Output is correct
38 Correct 130 ms 22672 KB Output is correct
39 Correct 130 ms 22064 KB Output is correct
40 Correct 143 ms 22540 KB Output is correct
41 Correct 133 ms 22556 KB Output is correct
42 Correct 132 ms 22156 KB Output is correct