oj.uz

Submission #95327

# Submission time Handle Problem Language Result Execution time Memory
95327 2019-01-30T08:01:56 Z someone_aa Cave (IOI13_cave) C++17
100 / 100
 1254 ms 864 KB 
#include <bits/stdc++.h>
#include "cave.h"
using namespace std;
const int N = 5100;
bool found[N];
int connection[N];
bool foundswitch[N];
int final_combination[N];
int n;

int empty_x;

void solve(int i, bool state, int l=0, int r=n-1) {
    if(l == r) {
        // base case

        connection[l] = i;
        foundswitch[i] = true;
        found[l] = true;
        final_combination[l] = state;
        //cout<<"Finishing door "<<i<<" with switch "<<l<<"\n";
    }
    else {
        int combination[n];
        for(int j=0;j<n;j++) {
            if(found[j]) combination[j] = final_combination[j];
            else combination[j] = false;
        }

        // fill up to mid with state
        int mid = (l + r) / 2;
        for(int j=l;j<=mid;j++) {
            if(!found[j]) combination[j] = state;
        }
        for(int j=mid+1;j<=r;j++) {
            if(!found[j]) combination[j] = !state;
        }

        int x1 = tryCombination(combination);
        if(x1 == -1) x1 = n;

        //cout<<i<<", "<<state<<" - "<<x1<<"\n";

        if(x1 > i) solve(i, state, l, mid); //left
        else solve(i, state,mid+1,r); //right
    }
}

void exploreCave(int N) {
    n = N;

    int combination[N];
    for(int i=0;i<N;i++) {
        for(int j=0;j<N;j++) {
            if(found[j]) {
                combination[j] = final_combination[j];
            }
            else {
                combination[j] = false;
            }
        }
        empty_x = tryCombination(combination);
        if(empty_x == -1) empty_x = n;

        bool state;
        if(empty_x > i) state = false;
        else state = true;

        //cout<<"Calling "<<i<<" with state: "<<state<<"\n";

        solve(i, state);
    }

    /*for(int i=0;i<N;i++) {
        cout<<final_combination[i]<<" "<<connection[i]<<"\n";
    }*/
    answer(final_combination, connection);
}

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 378 ms 640 KB Output is correct
2 Correct 471 ms 808 KB Output is correct
3 Correct 507 ms 728 KB Output is correct
4 Correct 378 ms 760 KB Output is correct
5 Correct 592 ms 740 KB Output is correct
6 Correct 599 ms 740 KB Output is correct
7 Correct 585 ms 744 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 6 ms 384 KB Output is correct
11 Correct 4 ms 384 KB Output is correct
12 Correct 578 ms 760 KB Output is correct
13 Correct 582 ms 740 KB Output is correct
14 Correct 545 ms 740 KB Output is correct

Subtask #2
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 579 ms 748 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 632 ms 864 KB Output is correct
4 Correct 7 ms 384 KB Output is correct
5 Correct 5 ms 432 KB Output is correct
6 Correct 566 ms 744 KB Output is correct
7 Correct 588 ms 732 KB Output is correct
8 Correct 1184 ms 768 KB Output is correct
9 Correct 1135 ms 768 KB Output is correct
10 Correct 1108 ms 768 KB Output is correct
11 Correct 592 ms 744 KB Output is correct

Subtask #3
21.0 / 21.0

# 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 7 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 6 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 6 ms 308 KB Output is correct
9 Correct 6 ms 384 KB Output is correct
10 Correct 6 ms 432 KB Output is correct
11 Correct 6 ms 384 KB Output is correct
12 Correct 6 ms 384 KB Output is correct
13 Correct 6 ms 384 KB Output is correct
14 Correct 5 ms 384 KB Output is correct

Subtask #4
30.0 / 30.0

# 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 7 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 6 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 6 ms 308 KB Output is correct
9 Correct 6 ms 384 KB Output is correct
10 Correct 6 ms 432 KB Output is correct
11 Correct 6 ms 384 KB Output is correct
12 Correct 6 ms 384 KB Output is correct
13 Correct 6 ms 384 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Correct 5 ms 384 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 6 ms 384 KB Output is correct
18 Correct 5 ms 384 KB Output is correct
19 Correct 6 ms 384 KB Output is correct
20 Correct 83 ms 520 KB Output is correct
21 Correct 5 ms 384 KB Output is correct
22 Correct 6 ms 384 KB Output is correct
23 Correct 168 ms 560 KB Output is correct
24 Correct 187 ms 520 KB Output is correct
25 Correct 163 ms 520 KB Output is correct
26 Correct 6 ms 384 KB Output is correct
27 Correct 6 ms 384 KB Output is correct
28 Correct 94 ms 512 KB Output is correct
29 Correct 6 ms 304 KB Output is correct
30 Correct 117 ms 512 KB Output is correct
31 Correct 103 ms 516 KB Output is correct
32 Correct 6 ms 360 KB Output is correct
33 Correct 6 ms 384 KB Output is correct
34 Correct 6 ms 384 KB Output is correct
35 Correct 187 ms 516 KB Output is correct
36 Correct 173 ms 520 KB Output is correct
37 Correct 5 ms 384 KB Output is correct

Subtask #5
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 378 ms 640 KB Output is correct
2 Correct 471 ms 808 KB Output is correct
3 Correct 507 ms 728 KB Output is correct
4 Correct 378 ms 760 KB Output is correct
5 Correct 592 ms 740 KB Output is correct
6 Correct 599 ms 740 KB Output is correct
7 Correct 585 ms 744 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 6 ms 384 KB Output is correct
11 Correct 4 ms 384 KB Output is correct
12 Correct 578 ms 760 KB Output is correct
13 Correct 582 ms 740 KB Output is correct
14 Correct 545 ms 740 KB Output is correct
15 Correct 579 ms 748 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 632 ms 864 KB Output is correct
18 Correct 7 ms 384 KB Output is correct
19 Correct 5 ms 432 KB Output is correct
20 Correct 566 ms 744 KB Output is correct
21 Correct 588 ms 732 KB Output is correct
22 Correct 1184 ms 768 KB Output is correct
23 Correct 1135 ms 768 KB Output is correct
24 Correct 1108 ms 768 KB Output is correct
25 Correct 592 ms 744 KB Output is correct
26 Correct 5 ms 384 KB Output is correct
27 Correct 5 ms 384 KB Output is correct
28 Correct 7 ms 384 KB Output is correct
29 Correct 5 ms 384 KB Output is correct
30 Correct 5 ms 384 KB Output is correct
31 Correct 6 ms 384 KB Output is correct
32 Correct 5 ms 384 KB Output is correct
33 Correct 6 ms 308 KB Output is correct
34 Correct 6 ms 384 KB Output is correct
35 Correct 6 ms 432 KB Output is correct
36 Correct 6 ms 384 KB Output is correct
37 Correct 6 ms 384 KB Output is correct
38 Correct 6 ms 384 KB Output is correct
39 Correct 5 ms 384 KB Output is correct
40 Correct 5 ms 384 KB Output is correct
41 Correct 5 ms 384 KB Output is correct
42 Correct 6 ms 384 KB Output is correct
43 Correct 5 ms 384 KB Output is correct
44 Correct 6 ms 384 KB Output is correct
45 Correct 83 ms 520 KB Output is correct
46 Correct 5 ms 384 KB Output is correct
47 Correct 6 ms 384 KB Output is correct
48 Correct 168 ms 560 KB Output is correct
49 Correct 187 ms 520 KB Output is correct
50 Correct 163 ms 520 KB Output is correct
51 Correct 6 ms 384 KB Output is correct
52 Correct 6 ms 384 KB Output is correct
53 Correct 94 ms 512 KB Output is correct
54 Correct 6 ms 304 KB Output is correct
55 Correct 117 ms 512 KB Output is correct
56 Correct 103 ms 516 KB Output is correct
57 Correct 6 ms 360 KB Output is correct
58 Correct 6 ms 384 KB Output is correct
59 Correct 6 ms 384 KB Output is correct
60 Correct 187 ms 516 KB Output is correct
61 Correct 173 ms 520 KB Output is correct
62 Correct 5 ms 384 KB Output is correct
63 Correct 398 ms 660 KB Output is correct
64 Correct 416 ms 668 KB Output is correct
65 Correct 619 ms 712 KB Output is correct
66 Correct 480 ms 680 KB Output is correct
67 Correct 743 ms 740 KB Output is correct
68 Correct 700 ms 740 KB Output is correct
69 Correct 701 ms 832 KB Output is correct
70 Correct 5 ms 384 KB Output is correct
71 Correct 6 ms 360 KB Output is correct
72 Correct 724 ms 740 KB Output is correct
73 Correct 609 ms 756 KB Output is correct
74 Correct 696 ms 844 KB Output is correct
75 Correct 660 ms 740 KB Output is correct
76 Correct 5 ms 384 KB Output is correct
77 Correct 5 ms 384 KB Output is correct
78 Correct 736 ms 844 KB Output is correct
79 Correct 712 ms 740 KB Output is correct
80 Correct 1197 ms 740 KB Output is correct
81 Correct 1184 ms 748 KB Output is correct
82 Correct 1153 ms 744 KB Output is correct
83 Correct 606 ms 836 KB Output is correct
84 Correct 5 ms 384 KB Output is correct
85 Correct 99 ms 512 KB Output is correct
86 Correct 538 ms 728 KB Output is correct
87 Correct 5 ms 384 KB Output is correct
88 Correct 6 ms 384 KB Output is correct
89 Correct 137 ms 512 KB Output is correct
90 Correct 141 ms 516 KB Output is correct
91 Correct 162 ms 524 KB Output is correct
92 Correct 1184 ms 768 KB Output is correct
93 Correct 1226 ms 736 KB Output is correct
94 Correct 1083 ms 768 KB Output is correct
95 Correct 5 ms 384 KB Output is correct
96 Correct 5 ms 384 KB Output is correct
97 Correct 520 ms 736 KB Output is correct
98 Correct 89 ms 520 KB Output is correct
99 Correct 539 ms 692 KB Output is correct
100 Correct 5 ms 384 KB Output is correct
101 Correct 79 ms 488 KB Output is correct
102 Correct 80 ms 512 KB Output is correct
103 Correct 536 ms 736 KB Output is correct
104 Correct 5 ms 384 KB Output is correct
105 Correct 5 ms 384 KB Output is correct
106 Correct 5 ms 384 KB Output is correct
107 Correct 142 ms 516 KB Output is correct
108 Correct 154 ms 512 KB Output is correct
109 Correct 1241 ms 740 KB Output is correct
110 Correct 1254 ms 740 KB Output is correct
111 Correct 5 ms 384 KB Output is correct