oj.uz

Submission #957123

# Submission time Handle Problem Language Result Execution time Memory
957123 2024-04-03T04:28:45 Z DeltaStruct Handcrafted Gift (IOI20_gift) C++17
100 / 100
 170 ms 28720 KB 
#include "gift.h"
#include <bits/stdc++.h>
using namespace std;
 
int construct(int n,int m,vector<int> A,vector<int> B,vector<int> C){
  vector<int> D(n); iota(D.begin(),D.end(),0);
  for (int i(0);i < m;++i) if (C[i]==1) D[A[i]] = max(D[A[i]],B[i]);
  set<int> s; string r,u="RB"; int t=0;
  for (int i(0);i < n;++i){
    s.emplace(D[i]),r+=u[t];
    if (s.find(i)!=s.end()) s.erase(i);
    if (s.empty()) t^=1;
  }
  vector<int> acc(1); int cant = 0; for (char a:r) acc.emplace_back(acc.back()+(a=='B'));
  for (int i(0);i < m;++i) if (C[i]==2) if (acc[B[i]+1]-acc[A[i]]==0||acc[B[i]+1]-acc[A[i]]==B[i]-A[i]+1) cant = 1;
  if (cant) return 0;
  craft(r); return 1;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 432 KB Output is correct
3 Correct 1 ms 604 KB Output is correct
4 Correct 3 ms 856 KB Output is correct
5 Correct 122 ms 24920 KB Output is correct
6 Correct 127 ms 24844 KB Output is correct
7 Correct 170 ms 28720 KB Output is correct
8 Correct 165 ms 28248 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 3 ms 860 KB Output is correct
4 Correct 119 ms 24588 KB Output is correct
5 Correct 117 ms 24584 KB Output is correct
6 Correct 130 ms 24780 KB Output is correct
7 Correct 117 ms 24588 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 436 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 432 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 0 ms 436 KB Output is correct
9 Correct 0 ms 348 KB Output is correct

Subtask #4
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 436 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 400 KB Output is correct

Subtask #5
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 432 KB Output is correct
3 Correct 1 ms 604 KB Output is correct
4 Correct 3 ms 856 KB Output is correct
5 Correct 122 ms 24920 KB Output is correct
6 Correct 127 ms 24844 KB Output is correct
7 Correct 170 ms 28720 KB Output is correct
8 Correct 165 ms 28248 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 3 ms 860 KB Output is correct
12 Correct 119 ms 24588 KB Output is correct
13 Correct 117 ms 24584 KB Output is correct
14 Correct 130 ms 24780 KB Output is correct
15 Correct 117 ms 24588 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 0 ms 344 KB Output is correct
18 Correct 1 ms 436 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 432 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 1 ms 344 KB Output is correct
23 Correct 0 ms 436 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 436 KB Output is correct
26 Correct 0 ms 344 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 1 ms 348 KB Output is correct
30 Correct 1 ms 348 KB Output is correct
31 Correct 1 ms 348 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 1 ms 348 KB Output is correct
34 Correct 1 ms 400 KB Output is correct
35 Correct 21 ms 5396 KB Output is correct
36 Correct 19 ms 5412 KB Output is correct
37 Correct 26 ms 6152 KB Output is correct
38 Correct 131 ms 24944 KB Output is correct
39 Correct 130 ms 24620 KB Output is correct
40 Correct 127 ms 24588 KB Output is correct
41 Correct 125 ms 24660 KB Output is correct
42 Correct 123 ms 24632 KB Output is correct