oj.uz

Submission #99295

# Submission time Handle Problem Language Result Execution time Memory
99295 2019-03-02T08:35:56 Z Mercenary Cave (IOI13_cave) C++14
100 / 100
 575 ms 592 KB 
#include "cave.h"

const int maxn = 5005;

int ans[maxn];
int pos[maxn];
bool vis[maxn];

void FILL_N(int l , int r , int val)
{
    for(int i = l ; i <= r ; ++i){
        if(vis[i])continue;
        ans[i] = val;
    }
}

void exploreCave(int n) {
    for(int i = 0 ; i < n ; ++i)
    {
        FILL_N(0,n-1,0);
        bool ansi = (tryCombination(ans) == i);
        // tryCombination(ans) == i -> ith door is block -> ans for ith door is 1
        //else ans for ith door is 0
        //now we need to find which switch connects to ith door
        int l = 0 , h = n - 1;
        while(l < h)
        {
//            FILL_N(0,n-1,!ansi);
            int mid = l + h >> 1;
            FILL_N(l , mid , ansi);
            FILL_N(mid + 1 , h , !ansi);
            if(tryCombination(ans) == i){
                l = mid + 1;
            }
            else{
                h = mid;
            }
        }
//        printf("%d%d\n" , l , ansi);
        pos[l] = i;
        vis[l] = 1;
        ans[l] = ansi;
    }
    return answer(ans,pos);
}

Compilation message

cave.cpp: In function 'void exploreCave(int)':
cave.cpp:29:25: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
             int mid = l + h >> 1;
                       ~~^~~

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 263 ms 440 KB Output is correct
2 Correct 222 ms 444 KB Output is correct
3 Correct 333 ms 504 KB Output is correct
4 Correct 247 ms 452 KB Output is correct
5 Correct 283 ms 576 KB Output is correct
6 Correct 332 ms 472 KB Output is correct
7 Correct 322 ms 384 KB Output is correct
8 Correct 5 ms 256 KB Output is correct
9 Correct 5 ms 416 KB Output is correct
10 Correct 4 ms 256 KB Output is correct
11 Correct 5 ms 256 KB Output is correct
12 Correct 381 ms 432 KB Output is correct
13 Correct 328 ms 480 KB Output is correct
14 Correct 311 ms 384 KB Output is correct

Subtask #2
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 298 ms 564 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 285 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 288 ms 512 KB Output is correct
7 Correct 393 ms 456 KB Output is correct
8 Correct 537 ms 448 KB Output is correct
9 Correct 432 ms 444 KB Output is correct
10 Correct 418 ms 440 KB Output is correct
11 Correct 307 ms 384 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 256 KB Output is correct
3 Correct 5 ms 256 KB Output is correct
4 Correct 5 ms 256 KB Output is correct
5 Correct 5 ms 256 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 6 ms 384 KB Output is correct
8 Correct 4 ms 256 KB Output is correct
9 Correct 5 ms 256 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 256 KB Output is correct
12 Correct 5 ms 304 KB Output is correct
13 Correct 7 ms 384 KB Output is correct
14 Correct 5 ms 256 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 256 KB Output is correct
3 Correct 5 ms 256 KB Output is correct
4 Correct 5 ms 256 KB Output is correct
5 Correct 5 ms 256 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 6 ms 384 KB Output is correct
8 Correct 4 ms 256 KB Output is correct
9 Correct 5 ms 256 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 256 KB Output is correct
12 Correct 5 ms 304 KB Output is correct
13 Correct 7 ms 384 KB Output is correct
14 Correct 5 ms 256 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 360 KB Output is correct
18 Correct 7 ms 256 KB Output is correct
19 Correct 5 ms 384 KB Output is correct
20 Correct 40 ms 384 KB Output is correct
21 Correct 6 ms 256 KB Output is correct
22 Correct 6 ms 308 KB Output is correct
23 Correct 64 ms 384 KB Output is correct
24 Correct 73 ms 384 KB Output is correct
25 Correct 94 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 38 ms 432 KB Output is correct
29 Correct 6 ms 384 KB Output is correct
30 Correct 65 ms 384 KB Output is correct
31 Correct 63 ms 508 KB Output is correct
32 Correct 6 ms 384 KB Output is correct
33 Correct 5 ms 384 KB Output is correct
34 Correct 6 ms 256 KB Output is correct
35 Correct 84 ms 432 KB Output is correct
36 Correct 52 ms 384 KB Output is correct
37 Correct 5 ms 256 KB Output is correct

Subtask #5
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 263 ms 440 KB Output is correct
2 Correct 222 ms 444 KB Output is correct
3 Correct 333 ms 504 KB Output is correct
4 Correct 247 ms 452 KB Output is correct
5 Correct 283 ms 576 KB Output is correct
6 Correct 332 ms 472 KB Output is correct
7 Correct 322 ms 384 KB Output is correct
8 Correct 5 ms 256 KB Output is correct
9 Correct 5 ms 416 KB Output is correct
10 Correct 4 ms 256 KB Output is correct
11 Correct 5 ms 256 KB Output is correct
12 Correct 381 ms 432 KB Output is correct
13 Correct 328 ms 480 KB Output is correct
14 Correct 311 ms 384 KB Output is correct
15 Correct 298 ms 564 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 285 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 288 ms 512 KB Output is correct
21 Correct 393 ms 456 KB Output is correct
22 Correct 537 ms 448 KB Output is correct
23 Correct 432 ms 444 KB Output is correct
24 Correct 418 ms 440 KB Output is correct
25 Correct 307 ms 384 KB Output is correct
26 Correct 5 ms 384 KB Output is correct
27 Correct 5 ms 256 KB Output is correct
28 Correct 5 ms 256 KB Output is correct
29 Correct 5 ms 256 KB Output is correct
30 Correct 5 ms 256 KB Output is correct
31 Correct 5 ms 384 KB Output is correct
32 Correct 6 ms 384 KB Output is correct
33 Correct 4 ms 256 KB Output is correct
34 Correct 5 ms 256 KB Output is correct
35 Correct 5 ms 384 KB Output is correct
36 Correct 5 ms 256 KB Output is correct
37 Correct 5 ms 304 KB Output is correct
38 Correct 7 ms 384 KB Output is correct
39 Correct 5 ms 256 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 360 KB Output is correct
43 Correct 7 ms 256 KB Output is correct
44 Correct 5 ms 384 KB Output is correct
45 Correct 40 ms 384 KB Output is correct
46 Correct 6 ms 256 KB Output is correct
47 Correct 6 ms 308 KB Output is correct
48 Correct 64 ms 384 KB Output is correct
49 Correct 73 ms 384 KB Output is correct
50 Correct 94 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 38 ms 432 KB Output is correct
54 Correct 6 ms 384 KB Output is correct
55 Correct 65 ms 384 KB Output is correct
56 Correct 63 ms 508 KB Output is correct
57 Correct 6 ms 384 KB Output is correct
58 Correct 5 ms 384 KB Output is correct
59 Correct 6 ms 256 KB Output is correct
60 Correct 84 ms 432 KB Output is correct
61 Correct 52 ms 384 KB Output is correct
62 Correct 5 ms 256 KB Output is correct
63 Correct 176 ms 452 KB Output is correct
64 Correct 194 ms 432 KB Output is correct
65 Correct 254 ms 384 KB Output is correct
66 Correct 227 ms 592 KB Output is correct
67 Correct 306 ms 464 KB Output is correct
68 Correct 269 ms 436 KB Output is correct
69 Correct 293 ms 504 KB Output is correct
70 Correct 5 ms 432 KB Output is correct
71 Correct 5 ms 432 KB Output is correct
72 Correct 308 ms 452 KB Output is correct
73 Correct 289 ms 440 KB Output is correct
74 Correct 294 ms 444 KB Output is correct
75 Correct 277 ms 440 KB Output is correct
76 Correct 5 ms 304 KB Output is correct
77 Correct 5 ms 256 KB Output is correct
78 Correct 282 ms 464 KB Output is correct
79 Correct 374 ms 484 KB Output is correct
80 Correct 483 ms 448 KB Output is correct
81 Correct 473 ms 452 KB Output is correct
82 Correct 575 ms 440 KB Output is correct
83 Correct 326 ms 384 KB Output is correct
84 Correct 6 ms 256 KB Output is correct
85 Correct 40 ms 384 KB Output is correct
86 Correct 216 ms 464 KB Output is correct
87 Correct 5 ms 384 KB Output is correct
88 Correct 6 ms 384 KB Output is correct
89 Correct 64 ms 400 KB Output is correct
90 Correct 75 ms 404 KB Output is correct
91 Correct 89 ms 412 KB Output is correct
92 Correct 420 ms 448 KB Output is correct
93 Correct 456 ms 444 KB Output is correct
94 Correct 461 ms 448 KB Output is correct
95 Correct 6 ms 256 KB Output is correct
96 Correct 6 ms 256 KB Output is correct
97 Correct 329 ms 444 KB Output is correct
98 Correct 45 ms 512 KB Output is correct
99 Correct 252 ms 436 KB Output is correct
100 Correct 5 ms 384 KB Output is correct
101 Correct 44 ms 408 KB Output is correct
102 Correct 47 ms 396 KB Output is correct
103 Correct 307 ms 568 KB Output is correct
104 Correct 6 ms 256 KB Output is correct
105 Correct 6 ms 384 KB Output is correct
106 Correct 6 ms 256 KB Output is correct
107 Correct 57 ms 400 KB Output is correct
108 Correct 74 ms 504 KB Output is correct
109 Correct 434 ms 440 KB Output is correct
110 Correct 425 ms 444 KB Output is correct
111 Correct 5 ms 384 KB Output is correct