oj.uz

Submission #244762

# Submission time Handle Problem Language Result Execution time Memory
244762 2020-07-04T23:04:09 Z DavidDamian Cave (IOI13_cave) C++11
100 / 100
 259 ms 888 KB 
#include "cave.h"
#include<bits/stdc++.h>
using namespace std;
///Binary Search
///Greedy
///Find the position and correct states of the switches
#define debug(x) cout<<#x<<" = "<<x<<endl
int correct[5005];
int pos[5005];
int A[5005];
int locked[5005];
void Init(int n)
{
    for(int i=0;i<n;i++){
        A[i]=(locked[i]==-1)? 0 : locked[i];
    }
}
void findPosition(int id,int n)
{
    int L=0,R=n-1;
    while(L<R){
        int mid=(L+R)/2;
        if(correct[id]==0){
            for(int i=L;i<mid+1;i++){
                A[i]=(locked[i]==-1)? 0 : locked[i];
            }
            for(int i=mid+1;i<=R;i++){
                A[i]=(locked[i]==-1)? 1 : locked[i];
            }
        }
        else{
            for(int i=L;i<mid+1;i++){
                A[i]=(locked[i]==-1)? 1 : locked[i];
            }
            for(int i=mid+1;i<=R;i++){
                A[i]=(locked[i]==-1)? 0 : locked[i];
            }
        }
        if(tryCombination(A)!=id)
            R=mid;
        else
            L=mid+1;
    }
    pos[L]=id;
    locked[L]=correct[id];
}
void exploreCave(int n) {
    memset(locked,-1,sizeof locked);
    for(int i=0;i<n;i++){
        Init(n);
        if(tryCombination(A)!=i)
            correct[i]=0;
        else
            correct[i]=1;
        findPosition(i,n);
    }
    answer(locked,pos);
}

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 131 ms 504 KB Output is correct
2 Correct 126 ms 384 KB Output is correct
3 Correct 198 ms 512 KB Output is correct
4 Correct 137 ms 520 KB Output is correct
5 Correct 209 ms 504 KB Output is correct
6 Correct 192 ms 512 KB Output is correct
7 Correct 216 ms 512 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 4 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 209 ms 504 KB Output is correct
13 Correct 190 ms 532 KB Output is correct
14 Correct 194 ms 624 KB Output is correct

Subtask #2
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 205 ms 632 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 223 ms 640 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 4 ms 384 KB Output is correct
6 Correct 207 ms 512 KB Output is correct
7 Correct 254 ms 504 KB Output is correct
8 Correct 218 ms 632 KB Output is correct
9 Correct 211 ms 512 KB Output is correct
10 Correct 206 ms 512 KB Output is correct
11 Correct 259 ms 888 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 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 416 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 5 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 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 416 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 5 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 5 ms 384 KB Output is correct
18 Correct 5 ms 384 KB Output is correct
19 Correct 5 ms 384 KB Output is correct
20 Correct 34 ms 384 KB Output is correct
21 Correct 5 ms 384 KB Output is correct
22 Correct 5 ms 384 KB Output is correct
23 Correct 33 ms 384 KB Output is correct
24 Correct 32 ms 384 KB Output is correct
25 Correct 33 ms 384 KB Output is correct
26 Correct 5 ms 384 KB Output is correct
27 Correct 5 ms 384 KB Output is correct
28 Correct 32 ms 384 KB Output is correct
29 Correct 5 ms 384 KB Output is correct
30 Correct 32 ms 384 KB Output is correct
31 Correct 33 ms 384 KB Output is correct
32 Correct 5 ms 384 KB Output is correct
33 Correct 5 ms 384 KB Output is correct
34 Correct 5 ms 384 KB Output is correct
35 Correct 35 ms 384 KB Output is correct
36 Correct 34 ms 384 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 131 ms 504 KB Output is correct
2 Correct 126 ms 384 KB Output is correct
3 Correct 198 ms 512 KB Output is correct
4 Correct 137 ms 520 KB Output is correct
5 Correct 209 ms 504 KB Output is correct
6 Correct 192 ms 512 KB Output is correct
7 Correct 216 ms 512 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 4 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 209 ms 504 KB Output is correct
13 Correct 190 ms 532 KB Output is correct
14 Correct 194 ms 624 KB Output is correct
15 Correct 205 ms 632 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 223 ms 640 KB Output is correct
18 Correct 5 ms 384 KB Output is correct
19 Correct 4 ms 384 KB Output is correct
20 Correct 207 ms 512 KB Output is correct
21 Correct 254 ms 504 KB Output is correct
22 Correct 218 ms 632 KB Output is correct
23 Correct 211 ms 512 KB Output is correct
24 Correct 206 ms 512 KB Output is correct
25 Correct 259 ms 888 KB Output is correct
26 Correct 5 ms 384 KB Output is correct
27 Correct 5 ms 384 KB Output is correct
28 Correct 5 ms 384 KB Output is correct
29 Correct 5 ms 384 KB Output is correct
30 Correct 5 ms 416 KB Output is correct
31 Correct 5 ms 384 KB Output is correct
32 Correct 5 ms 384 KB Output is correct
33 Correct 5 ms 384 KB Output is correct
34 Correct 5 ms 384 KB Output is correct
35 Correct 5 ms 384 KB Output is correct
36 Correct 5 ms 384 KB Output is correct
37 Correct 5 ms 384 KB Output is correct
38 Correct 5 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 5 ms 384 KB Output is correct
43 Correct 5 ms 384 KB Output is correct
44 Correct 5 ms 384 KB Output is correct
45 Correct 34 ms 384 KB Output is correct
46 Correct 5 ms 384 KB Output is correct
47 Correct 5 ms 384 KB Output is correct
48 Correct 33 ms 384 KB Output is correct
49 Correct 32 ms 384 KB Output is correct
50 Correct 33 ms 384 KB Output is correct
51 Correct 5 ms 384 KB Output is correct
52 Correct 5 ms 384 KB Output is correct
53 Correct 32 ms 384 KB Output is correct
54 Correct 5 ms 384 KB Output is correct
55 Correct 32 ms 384 KB Output is correct
56 Correct 33 ms 384 KB Output is correct
57 Correct 5 ms 384 KB Output is correct
58 Correct 5 ms 384 KB Output is correct
59 Correct 5 ms 384 KB Output is correct
60 Correct 35 ms 384 KB Output is correct
61 Correct 34 ms 384 KB Output is correct
62 Correct 5 ms 384 KB Output is correct
63 Correct 128 ms 512 KB Output is correct
64 Correct 129 ms 508 KB Output is correct
65 Correct 200 ms 512 KB Output is correct
66 Correct 131 ms 512 KB Output is correct
67 Correct 204 ms 512 KB Output is correct
68 Correct 188 ms 760 KB Output is correct
69 Correct 210 ms 760 KB Output is correct
70 Correct 5 ms 384 KB Output is correct
71 Correct 4 ms 384 KB Output is correct
72 Correct 189 ms 512 KB Output is correct
73 Correct 194 ms 504 KB Output is correct
74 Correct 190 ms 512 KB Output is correct
75 Correct 212 ms 512 KB Output is correct
76 Correct 5 ms 384 KB Output is correct
77 Correct 5 ms 384 KB Output is correct
78 Correct 210 ms 512 KB Output is correct
79 Correct 254 ms 512 KB Output is correct
80 Correct 222 ms 760 KB Output is correct
81 Correct 219 ms 512 KB Output is correct
82 Correct 206 ms 512 KB Output is correct
83 Correct 257 ms 504 KB Output is correct
84 Correct 5 ms 384 KB Output is correct
85 Correct 32 ms 384 KB Output is correct
86 Correct 189 ms 512 KB Output is correct
87 Correct 5 ms 384 KB Output is correct
88 Correct 5 ms 384 KB Output is correct
89 Correct 32 ms 384 KB Output is correct
90 Correct 33 ms 384 KB Output is correct
91 Correct 33 ms 384 KB Output is correct
92 Correct 222 ms 640 KB Output is correct
93 Correct 200 ms 632 KB Output is correct
94 Correct 227 ms 632 KB Output is correct
95 Correct 5 ms 384 KB Output is correct
96 Correct 5 ms 384 KB Output is correct
97 Correct 193 ms 512 KB Output is correct
98 Correct 33 ms 384 KB Output is correct
99 Correct 191 ms 632 KB Output is correct
100 Correct 5 ms 384 KB Output is correct
101 Correct 33 ms 384 KB Output is correct
102 Correct 33 ms 384 KB Output is correct
103 Correct 190 ms 632 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 34 ms 384 KB Output is correct
108 Correct 35 ms 384 KB Output is correct
109 Correct 195 ms 512 KB Output is correct
110 Correct 205 ms 608 KB Output is correct
111 Correct 5 ms 384 KB Output is correct