oj.uz

Submission #443714

# Submission time Handle Problem Language Result Execution time Memory
443714 2021-07-11T15:36:04 Z lLab_ Cave (IOI13_cave) C++14
100 / 100
 361 ms 456 KB 
#include "cave.h"
#include <bits/stdc++.h>
using namespace std;

void exploreCave(int N) {
    int A[N],D[N];
    for(int i=0;i<N;++i){
        A[i] = 0;
        D[i] = -1;
    }

    int k = 0;
    int i=0;
    while(i<N){
        k = tryCombination(A);
        if(k == -1) k = N;
        bool cl = (k == i);
        int l=0, r=N-1;
        int ans = 0;
        while(l<=r){
            int p = k;
            int mid = (l+r)/2;
            int C[N];
            for(int j=0;j<N;++j) C[j] = A[j];
            for(int j=mid;j<=r;++j){
                if(D[j] != -1) continue;
                C[j] = (A[j]+1)%2;
            }
            k = tryCombination(C);
            if(k==-1) k = N;
            if(cl){
                if(k>i){
                    ans = mid;
                    l = mid+1;
                }else{
                    r = mid-1;
                }
            }else{
                if(k==i){
                    ans = mid;
                    l = mid+1;
                }else{
                    r = mid-1;
                }
            }
        }
        if(cl){
            A[ans] = (A[ans]+1)%2;
        }
        D[ans] = i;
        i++;
    }

    answer(A, D);
}

Compilation message

cave.cpp: In function 'void exploreCave(int)':
cave.cpp:21:17: warning: unused variable 'p' [-Wunused-variable]
   21 |             int p = k;
      |                 ^

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 138 ms 332 KB Output is correct
2 Correct 141 ms 400 KB Output is correct
3 Correct 211 ms 428 KB Output is correct
4 Correct 156 ms 304 KB Output is correct
5 Correct 219 ms 412 KB Output is correct
6 Correct 216 ms 428 KB Output is correct
7 Correct 231 ms 416 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 218 ms 420 KB Output is correct
13 Correct 217 ms 416 KB Output is correct
14 Correct 212 ms 332 KB Output is correct

Subtask #2
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 228 ms 380 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 247 ms 412 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 231 ms 412 KB Output is correct
7 Correct 277 ms 416 KB Output is correct
8 Correct 318 ms 332 KB Output is correct
9 Correct 331 ms 332 KB Output is correct
10 Correct 323 ms 332 KB Output is correct
11 Correct 290 ms 420 KB Output is correct

Subtask #3
21.0 / 21.0

# 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 1 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 0 ms 204 KB Output is correct

Subtask #4
30.0 / 30.0

# 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 1 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 0 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 0 ms 292 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 0 ms 204 KB Output is correct
19 Correct 1 ms 204 KB Output is correct
20 Correct 37 ms 332 KB Output is correct
21 Correct 1 ms 204 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 38 ms 332 KB Output is correct
24 Correct 38 ms 304 KB Output is correct
25 Correct 39 ms 340 KB Output is correct
26 Correct 1 ms 204 KB Output is correct
27 Correct 1 ms 204 KB Output is correct
28 Correct 33 ms 340 KB Output is correct
29 Correct 1 ms 204 KB Output is correct
30 Correct 41 ms 332 KB Output is correct
31 Correct 33 ms 332 KB Output is correct
32 Correct 1 ms 292 KB Output is correct
33 Correct 1 ms 204 KB Output is correct
34 Correct 1 ms 296 KB Output is correct
35 Correct 39 ms 332 KB Output is correct
36 Correct 40 ms 332 KB Output is correct
37 Correct 1 ms 204 KB Output is correct

Subtask #5
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 138 ms 332 KB Output is correct
2 Correct 141 ms 400 KB Output is correct
3 Correct 211 ms 428 KB Output is correct
4 Correct 156 ms 304 KB Output is correct
5 Correct 219 ms 412 KB Output is correct
6 Correct 216 ms 428 KB Output is correct
7 Correct 231 ms 416 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 218 ms 420 KB Output is correct
13 Correct 217 ms 416 KB Output is correct
14 Correct 212 ms 332 KB Output is correct
15 Correct 228 ms 380 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 247 ms 412 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 0 ms 204 KB Output is correct
20 Correct 231 ms 412 KB Output is correct
21 Correct 277 ms 416 KB Output is correct
22 Correct 318 ms 332 KB Output is correct
23 Correct 331 ms 332 KB Output is correct
24 Correct 323 ms 332 KB Output is correct
25 Correct 290 ms 420 KB Output is correct
26 Correct 0 ms 204 KB Output is correct
27 Correct 1 ms 204 KB Output is correct
28 Correct 1 ms 204 KB Output is correct
29 Correct 0 ms 204 KB Output is correct
30 Correct 1 ms 204 KB Output is correct
31 Correct 1 ms 204 KB Output is correct
32 Correct 1 ms 204 KB Output is correct
33 Correct 1 ms 204 KB Output is correct
34 Correct 1 ms 204 KB Output is correct
35 Correct 1 ms 204 KB Output is correct
36 Correct 1 ms 204 KB Output is correct
37 Correct 1 ms 204 KB Output is correct
38 Correct 1 ms 204 KB Output is correct
39 Correct 0 ms 204 KB Output is correct
40 Correct 1 ms 204 KB Output is correct
41 Correct 0 ms 292 KB Output is correct
42 Correct 1 ms 204 KB Output is correct
43 Correct 0 ms 204 KB Output is correct
44 Correct 1 ms 204 KB Output is correct
45 Correct 37 ms 332 KB Output is correct
46 Correct 1 ms 204 KB Output is correct
47 Correct 1 ms 204 KB Output is correct
48 Correct 38 ms 332 KB Output is correct
49 Correct 38 ms 304 KB Output is correct
50 Correct 39 ms 340 KB Output is correct
51 Correct 1 ms 204 KB Output is correct
52 Correct 1 ms 204 KB Output is correct
53 Correct 33 ms 340 KB Output is correct
54 Correct 1 ms 204 KB Output is correct
55 Correct 41 ms 332 KB Output is correct
56 Correct 33 ms 332 KB Output is correct
57 Correct 1 ms 292 KB Output is correct
58 Correct 1 ms 204 KB Output is correct
59 Correct 1 ms 296 KB Output is correct
60 Correct 39 ms 332 KB Output is correct
61 Correct 40 ms 332 KB Output is correct
62 Correct 1 ms 204 KB Output is correct
63 Correct 150 ms 404 KB Output is correct
64 Correct 140 ms 400 KB Output is correct
65 Correct 217 ms 456 KB Output is correct
66 Correct 147 ms 332 KB Output is correct
67 Correct 223 ms 420 KB Output is correct
68 Correct 219 ms 416 KB Output is correct
69 Correct 275 ms 432 KB Output is correct
70 Correct 1 ms 204 KB Output is correct
71 Correct 1 ms 204 KB Output is correct
72 Correct 209 ms 420 KB Output is correct
73 Correct 221 ms 332 KB Output is correct
74 Correct 210 ms 332 KB Output is correct
75 Correct 277 ms 412 KB Output is correct
76 Correct 0 ms 204 KB Output is correct
77 Correct 0 ms 204 KB Output is correct
78 Correct 244 ms 420 KB Output is correct
79 Correct 267 ms 412 KB Output is correct
80 Correct 361 ms 428 KB Output is correct
81 Correct 328 ms 416 KB Output is correct
82 Correct 325 ms 416 KB Output is correct
83 Correct 286 ms 416 KB Output is correct
84 Correct 1 ms 204 KB Output is correct
85 Correct 32 ms 360 KB Output is correct
86 Correct 217 ms 416 KB Output is correct
87 Correct 1 ms 204 KB Output is correct
88 Correct 1 ms 224 KB Output is correct
89 Correct 39 ms 332 KB Output is correct
90 Correct 39 ms 336 KB Output is correct
91 Correct 39 ms 340 KB Output is correct
92 Correct 295 ms 332 KB Output is correct
93 Correct 314 ms 332 KB Output is correct
94 Correct 294 ms 332 KB Output is correct
95 Correct 1 ms 204 KB Output is correct
96 Correct 1 ms 204 KB Output is correct
97 Correct 213 ms 420 KB Output is correct
98 Correct 32 ms 332 KB Output is correct
99 Correct 210 ms 332 KB Output is correct
100 Correct 1 ms 204 KB Output is correct
101 Correct 32 ms 332 KB Output is correct
102 Correct 32 ms 240 KB Output is correct
103 Correct 216 ms 416 KB Output is correct
104 Correct 1 ms 204 KB Output is correct
105 Correct 1 ms 204 KB Output is correct
106 Correct 1 ms 204 KB Output is correct
107 Correct 39 ms 452 KB Output is correct
108 Correct 38 ms 332 KB Output is correct
109 Correct 294 ms 420 KB Output is correct
110 Correct 295 ms 416 KB Output is correct
111 Correct 0 ms 300 KB Output is correct