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답안 #754112

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
754112 2023-06-06T17:49:11 Z PanosPask 동굴 (IOI13_cave) C++14
100 / 100
 819 ms 676 KB 
#include "cave.h"
#include <bits/stdc++.h>

const int MAXN = 5000;

using namespace std;

int n;
int D[MAXN];
int S[MAXN];
int is_up[MAXN];
int proper_switch[MAXN];

bool test_door(int S[], int door)
{
    int a = tryCombination(S);

    if (a == -1 || a > door)
        return true;
    else
        return false;
}

void set_everything(int from, int to, bool spec)
{
    for (int i = 0; i < n; i++) {
        if (D[i] != -1)
            continue;

        if (i >= from && i < to)
            S[i] = spec;
        else
            S[i] = !spec;
    }
}

void exploreCave(int N)
{
    n = N;

    for (int i = 0; i < n; i++)
        D[i] = -1;

    for (int door = 0; door < n; door++) {
        // Find the best for each door

        // Begin by trying every possible switch closed
        for (int i = 0; i < n; i++)
            if (D[i] == -1)
                S[i] = false;

        if (test_door(S, door))
            is_up[door] = false;
        else
            is_up[door] = true;

        // Switch is contained in [l...r)
        int l = 0;
        int r = n;
        while (r > l + 1) {
            int mid = (l + r) / 2;
            set_everything(l, mid, is_up[door]);

            if (test_door(S, door))
                r = mid;
            else
                l = mid;
        }

        D[l] = door;
        S[l] = is_up[door];
    }

    answer(S, D);
}

Subtask #1
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 235 ms 460 KB Output is correct
2 Correct 224 ms 544 KB Output is correct
3 Correct 343 ms 552 KB Output is correct
4 Correct 249 ms 436 KB Output is correct
5 Correct 359 ms 436 KB Output is correct
6 Correct 333 ms 432 KB Output is correct
7 Correct 380 ms 436 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 329 ms 420 KB Output is correct
13 Correct 329 ms 460 KB Output is correct
14 Correct 334 ms 440 KB Output is correct

Subtask #2
13.0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 345 ms 340 KB Output is correct
2 Correct 1 ms 304 KB Output is correct
3 Correct 390 ms 556 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 390 ms 432 KB Output is correct
7 Correct 345 ms 432 KB Output is correct
8 Correct 800 ms 548 KB Output is correct
9 Correct 797 ms 444 KB Output is correct
10 Correct 793 ms 556 KB Output is correct
11 Correct 326 ms 460 KB Output is correct

Subtask #3
21.0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 304 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 304 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 304 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct

Subtask #4
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 304 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 304 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 304 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 300 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 300 KB Output is correct
20 Correct 55 ms 368 KB Output is correct
21 Correct 1 ms 304 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 96 ms 368 KB Output is correct
24 Correct 97 ms 340 KB Output is correct
25 Correct 102 ms 380 KB Output is correct
26 Correct 1 ms 300 KB Output is correct
27 Correct 1 ms 304 KB Output is correct
28 Correct 57 ms 364 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 48 ms 340 KB Output is correct
31 Correct 61 ms 380 KB Output is correct
32 Correct 1 ms 212 KB Output is correct
33 Correct 1 ms 212 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 98 ms 376 KB Output is correct
36 Correct 100 ms 340 KB Output is correct
37 Correct 1 ms 308 KB Output is correct

Subtask #5
24.0 / 24.0

# 결과 실행 시간 메모리 Grader output
1 Correct 235 ms 460 KB Output is correct
2 Correct 224 ms 544 KB Output is correct
3 Correct 343 ms 552 KB Output is correct
4 Correct 249 ms 436 KB Output is correct
5 Correct 359 ms 436 KB Output is correct
6 Correct 333 ms 432 KB Output is correct
7 Correct 380 ms 436 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 329 ms 420 KB Output is correct
13 Correct 329 ms 460 KB Output is correct
14 Correct 334 ms 440 KB Output is correct
15 Correct 345 ms 340 KB Output is correct
16 Correct 1 ms 304 KB Output is correct
17 Correct 390 ms 556 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 390 ms 432 KB Output is correct
21 Correct 345 ms 432 KB Output is correct
22 Correct 800 ms 548 KB Output is correct
23 Correct 797 ms 444 KB Output is correct
24 Correct 793 ms 556 KB Output is correct
25 Correct 326 ms 460 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 1 ms 304 KB Output is correct
32 Correct 1 ms 212 KB Output is correct
33 Correct 1 ms 304 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 1 ms 212 KB Output is correct
36 Correct 1 ms 212 KB Output is correct
37 Correct 1 ms 304 KB Output is correct
38 Correct 1 ms 212 KB Output is correct
39 Correct 1 ms 212 KB Output is correct
40 Correct 1 ms 300 KB Output is correct
41 Correct 1 ms 212 KB Output is correct
42 Correct 1 ms 212 KB Output is correct
43 Correct 1 ms 212 KB Output is correct
44 Correct 1 ms 300 KB Output is correct
45 Correct 55 ms 368 KB Output is correct
46 Correct 1 ms 304 KB Output is correct
47 Correct 1 ms 212 KB Output is correct
48 Correct 96 ms 368 KB Output is correct
49 Correct 97 ms 340 KB Output is correct
50 Correct 102 ms 380 KB Output is correct
51 Correct 1 ms 300 KB Output is correct
52 Correct 1 ms 304 KB Output is correct
53 Correct 57 ms 364 KB Output is correct
54 Correct 1 ms 212 KB Output is correct
55 Correct 48 ms 340 KB Output is correct
56 Correct 61 ms 380 KB Output is correct
57 Correct 1 ms 212 KB Output is correct
58 Correct 1 ms 212 KB Output is correct
59 Correct 1 ms 212 KB Output is correct
60 Correct 98 ms 376 KB Output is correct
61 Correct 100 ms 340 KB Output is correct
62 Correct 1 ms 308 KB Output is correct
63 Correct 234 ms 420 KB Output is correct
64 Correct 243 ms 544 KB Output is correct
65 Correct 364 ms 440 KB Output is correct
66 Correct 256 ms 424 KB Output is correct
67 Correct 359 ms 556 KB Output is correct
68 Correct 348 ms 556 KB Output is correct
69 Correct 380 ms 432 KB Output is correct
70 Correct 0 ms 212 KB Output is correct
71 Correct 1 ms 212 KB Output is correct
72 Correct 352 ms 440 KB Output is correct
73 Correct 355 ms 432 KB Output is correct
74 Correct 339 ms 676 KB Output is correct
75 Correct 404 ms 440 KB Output is correct
76 Correct 1 ms 212 KB Output is correct
77 Correct 1 ms 212 KB Output is correct
78 Correct 407 ms 420 KB Output is correct
79 Correct 327 ms 436 KB Output is correct
80 Correct 810 ms 436 KB Output is correct
81 Correct 819 ms 432 KB Output is correct
82 Correct 776 ms 564 KB Output is correct
83 Correct 369 ms 460 KB Output is correct
84 Correct 1 ms 212 KB Output is correct
85 Correct 49 ms 368 KB Output is correct
86 Correct 358 ms 424 KB Output is correct
87 Correct 1 ms 212 KB Output is correct
88 Correct 1 ms 300 KB Output is correct
89 Correct 95 ms 368 KB Output is correct
90 Correct 94 ms 464 KB Output is correct
91 Correct 101 ms 372 KB Output is correct
92 Correct 770 ms 440 KB Output is correct
93 Correct 760 ms 552 KB Output is correct
94 Correct 770 ms 436 KB Output is correct
95 Correct 1 ms 340 KB Output is correct
96 Correct 1 ms 212 KB Output is correct
97 Correct 417 ms 440 KB Output is correct
98 Correct 53 ms 340 KB Output is correct
99 Correct 373 ms 428 KB Output is correct
100 Correct 1 ms 212 KB Output is correct
101 Correct 47 ms 340 KB Output is correct
102 Correct 48 ms 488 KB Output is correct
103 Correct 348 ms 464 KB Output is correct
104 Correct 1 ms 340 KB Output is correct
105 Correct 1 ms 304 KB Output is correct
106 Correct 1 ms 272 KB Output is correct
107 Correct 93 ms 360 KB Output is correct
108 Correct 104 ms 364 KB Output is correct
109 Correct 761 ms 556 KB Output is correct
110 Correct 764 ms 428 KB Output is correct
111 Correct 1 ms 212 KB Output is correct