oj.uz

Submission #99803

# Submission time Handle Problem Language Result Execution time Memory
99803 2019-03-07T12:52:48 Z MohamedAhmed0 Cave (IOI13_cave) C++14
100 / 100
 440 ms 640 KB 
#include "cave.h"
#include <bits/stdc++.h>

using namespace std ;

const int MAX = 5005 ;
int s[MAX] , d[MAX] , arr[MAX] , last , done[MAX];
int now ;

bool check(int l , int mid)
{
    for(int i = l ; i <= mid ; ++i)
    {
        if(done[i])
            continue ;
        s[i] = !s[i] ;
    }
    int x = tryCombination(s) ;
    for(int i = l ; i <= mid ; ++i)
    {
        if(done[i])
            continue;
        s[i] = !s[i] ;
    }
    if(x > now || x == -1)
        return 1 ;
    return 0 ;
}

void exploreCave(int N)
{
    memset(s , 0 , sizeof(s));
    for(int i = 0 ; i < N ; ++i)
    {
        now = i ;
        bool t = false ;
        last = tryCombination(s) ;
        if(last > i || last == -1)
        {
            for(int j = 0 ; j < N ; ++j)
            {
                if(done[j])
                    continue;
                s[j] = !s[j] ;
            }
        }
        int l = 0 , r = N-1 , ans = N-1;
        while(l <= r)
        {
            int mid = (l + r) / 2 ;
            if(check(l , mid))
                ans = mid , r = mid-1 , t = true;
            else
                l = mid+1 ;
        }
        d[ans] = i ;
        done[ans] = 1 ;
        s[ans] = !s[ans] ;
    }
    answer(s , d) ;
}

Compilation message

cave.cpp: In function 'void exploreCave(int)':
cave.cpp:36:14: warning: variable 't' set but not used [-Wunused-but-set-variable]
         bool t = false ;
              ^

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 154 ms 512 KB Output is correct
2 Correct 151 ms 492 KB Output is correct
3 Correct 249 ms 508 KB Output is correct
4 Correct 155 ms 516 KB Output is correct
5 Correct 250 ms 504 KB Output is correct
6 Correct 245 ms 512 KB Output is correct
7 Correct 230 ms 500 KB Output is correct
8 Correct 5 ms 512 KB Output is correct
9 Correct 6 ms 384 KB Output is correct
10 Correct 6 ms 384 KB Output is correct
11 Correct 6 ms 460 KB Output is correct
12 Correct 240 ms 512 KB Output is correct
13 Correct 234 ms 504 KB Output is correct
14 Correct 267 ms 516 KB Output is correct

Subtask #2
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 209 ms 564 KB Output is correct
2 Correct 5 ms 332 KB Output is correct
3 Correct 222 ms 512 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 211 ms 500 KB Output is correct
7 Correct 256 ms 628 KB Output is correct
8 Correct 359 ms 516 KB Output is correct
9 Correct 372 ms 512 KB Output is correct
10 Correct 358 ms 640 KB Output is correct
11 Correct 257 ms 512 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 332 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 6 ms 460 KB Output is correct
6 Correct 5 ms 512 KB Output is correct
7 Correct 5 ms 452 KB Output is correct
8 Correct 5 ms 512 KB Output is correct
9 Correct 6 ms 384 KB Output is correct
10 Correct 6 ms 512 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 6 ms 396 KB Output is correct
13 Correct 6 ms 512 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 6 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 332 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 6 ms 460 KB Output is correct
6 Correct 5 ms 512 KB Output is correct
7 Correct 5 ms 452 KB Output is correct
8 Correct 5 ms 512 KB Output is correct
9 Correct 6 ms 384 KB Output is correct
10 Correct 6 ms 512 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 6 ms 396 KB Output is correct
13 Correct 6 ms 512 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Correct 5 ms 384 KB Output is correct
16 Correct 6 ms 384 KB Output is correct
17 Correct 6 ms 384 KB Output is correct
18 Correct 5 ms 512 KB Output is correct
19 Correct 6 ms 512 KB Output is correct
20 Correct 45 ms 512 KB Output is correct
21 Correct 6 ms 512 KB Output is correct
22 Correct 6 ms 384 KB Output is correct
23 Correct 50 ms 384 KB Output is correct
24 Correct 73 ms 476 KB Output is correct
25 Correct 53 ms 512 KB Output is correct
26 Correct 5 ms 512 KB Output is correct
27 Correct 6 ms 384 KB Output is correct
28 Correct 34 ms 512 KB Output is correct
29 Correct 5 ms 324 KB Output is correct
30 Correct 36 ms 384 KB Output is correct
31 Correct 41 ms 472 KB Output is correct
32 Correct 5 ms 384 KB Output is correct
33 Correct 6 ms 384 KB Output is correct
34 Correct 6 ms 512 KB Output is correct
35 Correct 52 ms 512 KB Output is correct
36 Correct 49 ms 384 KB Output is correct
37 Correct 6 ms 384 KB Output is correct

Subtask #5
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 154 ms 512 KB Output is correct
2 Correct 151 ms 492 KB Output is correct
3 Correct 249 ms 508 KB Output is correct
4 Correct 155 ms 516 KB Output is correct
5 Correct 250 ms 504 KB Output is correct
6 Correct 245 ms 512 KB Output is correct
7 Correct 230 ms 500 KB Output is correct
8 Correct 5 ms 512 KB Output is correct
9 Correct 6 ms 384 KB Output is correct
10 Correct 6 ms 384 KB Output is correct
11 Correct 6 ms 460 KB Output is correct
12 Correct 240 ms 512 KB Output is correct
13 Correct 234 ms 504 KB Output is correct
14 Correct 267 ms 516 KB Output is correct
15 Correct 209 ms 564 KB Output is correct
16 Correct 5 ms 332 KB Output is correct
17 Correct 222 ms 512 KB Output is correct
18 Correct 5 ms 384 KB Output is correct
19 Correct 5 ms 384 KB Output is correct
20 Correct 211 ms 500 KB Output is correct
21 Correct 256 ms 628 KB Output is correct
22 Correct 359 ms 516 KB Output is correct
23 Correct 372 ms 512 KB Output is correct
24 Correct 358 ms 640 KB Output is correct
25 Correct 257 ms 512 KB Output is correct
26 Correct 6 ms 384 KB Output is correct
27 Correct 5 ms 384 KB Output is correct
28 Correct 5 ms 332 KB Output is correct
29 Correct 5 ms 384 KB Output is correct
30 Correct 6 ms 460 KB Output is correct
31 Correct 5 ms 512 KB Output is correct
32 Correct 5 ms 452 KB Output is correct
33 Correct 5 ms 512 KB Output is correct
34 Correct 6 ms 384 KB Output is correct
35 Correct 6 ms 512 KB Output is correct
36 Correct 5 ms 384 KB Output is correct
37 Correct 6 ms 396 KB Output is correct
38 Correct 6 ms 512 KB Output is correct
39 Correct 5 ms 384 KB Output is correct
40 Correct 5 ms 384 KB Output is correct
41 Correct 6 ms 384 KB Output is correct
42 Correct 6 ms 384 KB Output is correct
43 Correct 5 ms 512 KB Output is correct
44 Correct 6 ms 512 KB Output is correct
45 Correct 45 ms 512 KB Output is correct
46 Correct 6 ms 512 KB Output is correct
47 Correct 6 ms 384 KB Output is correct
48 Correct 50 ms 384 KB Output is correct
49 Correct 73 ms 476 KB Output is correct
50 Correct 53 ms 512 KB Output is correct
51 Correct 5 ms 512 KB Output is correct
52 Correct 6 ms 384 KB Output is correct
53 Correct 34 ms 512 KB Output is correct
54 Correct 5 ms 324 KB Output is correct
55 Correct 36 ms 384 KB Output is correct
56 Correct 41 ms 472 KB Output is correct
57 Correct 5 ms 384 KB Output is correct
58 Correct 6 ms 384 KB Output is correct
59 Correct 6 ms 512 KB Output is correct
60 Correct 52 ms 512 KB Output is correct
61 Correct 49 ms 384 KB Output is correct
62 Correct 6 ms 384 KB Output is correct
63 Correct 156 ms 496 KB Output is correct
64 Correct 152 ms 516 KB Output is correct
65 Correct 226 ms 492 KB Output is correct
66 Correct 142 ms 504 KB Output is correct
67 Correct 225 ms 488 KB Output is correct
68 Correct 264 ms 516 KB Output is correct
69 Correct 245 ms 516 KB Output is correct
70 Correct 5 ms 396 KB Output is correct
71 Correct 5 ms 332 KB Output is correct
72 Correct 220 ms 464 KB Output is correct
73 Correct 300 ms 504 KB Output is correct
74 Correct 248 ms 512 KB Output is correct
75 Correct 228 ms 504 KB Output is correct
76 Correct 5 ms 512 KB Output is correct
77 Correct 5 ms 512 KB Output is correct
78 Correct 239 ms 500 KB Output is correct
79 Correct 194 ms 516 KB Output is correct
80 Correct 366 ms 640 KB Output is correct
81 Correct 300 ms 512 KB Output is correct
82 Correct 395 ms 548 KB Output is correct
83 Correct 214 ms 496 KB Output is correct
84 Correct 5 ms 384 KB Output is correct
85 Correct 42 ms 384 KB Output is correct
86 Correct 237 ms 504 KB Output is correct
87 Correct 5 ms 512 KB Output is correct
88 Correct 5 ms 512 KB Output is correct
89 Correct 55 ms 512 KB Output is correct
90 Correct 52 ms 384 KB Output is correct
91 Correct 52 ms 384 KB Output is correct
92 Correct 440 ms 520 KB Output is correct
93 Correct 365 ms 516 KB Output is correct
94 Correct 368 ms 640 KB Output is correct
95 Correct 6 ms 512 KB Output is correct
96 Correct 5 ms 384 KB Output is correct
97 Correct 240 ms 512 KB Output is correct
98 Correct 35 ms 512 KB Output is correct
99 Correct 222 ms 532 KB Output is correct
100 Correct 5 ms 512 KB Output is correct
101 Correct 39 ms 512 KB Output is correct
102 Correct 37 ms 476 KB Output is correct
103 Correct 244 ms 512 KB Output is correct
104 Correct 5 ms 384 KB Output is correct
105 Correct 6 ms 460 KB Output is correct
106 Correct 5 ms 396 KB Output is correct
107 Correct 58 ms 484 KB Output is correct
108 Correct 59 ms 384 KB Output is correct
109 Correct 375 ms 640 KB Output is correct
110 Correct 399 ms 640 KB Output is correct
111 Correct 6 ms 384 KB Output is correct