oj.uz

Submission #265592

# Submission time Handle Problem Language Result Execution time Memory
265592 2020-08-15T02:44:46 Z cjoa Detecting Molecules (IOI16_molecules) C++11
46 / 100
 852 ms 65540 KB 
#include "molecules.h"

#include <iostream>
#include <vector>
#include <map>
#include <cassert>

using namespace std;

typedef vector<bool> VB;
typedef vector<VB> VVB;

int N;
vector<int> W;
VVB cached;
VVB memo;
VVB P;
bool go(int n, int sum) {
   if (sum == 0) return true;
   if (sum < 0) return false;
   if (n >= N)
      return false;

   if (cached[n][sum])
      return memo[n][sum];

   bool res = false;

   // take
   if (go(n+1, sum-W[n])) {
      res = true;
      P[n][sum] = true;
   }
   // ignore
   else if (go(n+1, sum)) {
      res = true;
      P[n][sum] = false;
   }
   cached[n][sum] = true;
   memo[n][sum] = res;

   return res;
}

std::vector<int> find_subset(int l, int u, std::vector<int> w) {
   N = w.size();
   W = w;
// assert(N <= 100 && u <= 1000);

   cached = VVB(N, VB(u+1));
   memo   = VVB(N, VB(u+1));
   P      = VVB(N, VB(u+1));

   for (int sum = l; sum <= u; ++sum) {
      bool can = go(0, sum);
      if (can) {
         vector<int> res;
         for (int n = 0, s = sum; s != 0; ) {
            if (P[n][s]) {
               res.push_back(n);
               s -= W[n];
               n++;
            }
            else {
               n++;
            }
         }
         return res;
      }
   }

   return {};
}

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB OK (n = 1, answer = NO)
2 Correct 0 ms 256 KB OK (n = 1, answer = NO)
3 Correct 1 ms 256 KB OK (n = 1, answer = YES)
4 Correct 0 ms 256 KB OK (n = 2, answer = YES)
5 Correct 0 ms 256 KB OK (n = 2, answer = YES)
6 Correct 0 ms 256 KB OK (n = 3, answer = YES)
7 Correct 0 ms 256 KB OK (n = 3, answer = YES)
8 Correct 0 ms 256 KB OK (n = 3, answer = YES)
9 Correct 0 ms 256 KB OK (n = 3, answer = YES)
10 Correct 0 ms 256 KB OK (n = 3, answer = YES)
11 Correct 0 ms 256 KB OK (n = 3, answer = YES)
12 Correct 1 ms 256 KB OK (n = 3, answer = YES)
13 Correct 1 ms 256 KB OK (n = 3, answer = NO)
14 Correct 1 ms 256 KB OK (n = 3, answer = YES)
15 Correct 1 ms 256 KB OK (n = 3, answer = YES)
16 Correct 0 ms 256 KB OK (n = 3, answer = NO)
17 Correct 1 ms 256 KB OK (n = 3, answer = NO)
18 Correct 1 ms 384 KB OK (n = 100, answer = NO)
19 Correct 1 ms 384 KB OK (n = 100, answer = YES)

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB OK (n = 12, answer = YES)
2 Correct 0 ms 256 KB OK (n = 12, answer = YES)
3 Correct 0 ms 256 KB OK (n = 12, answer = NO)
4 Correct 0 ms 256 KB OK (n = 12, answer = NO)
5 Correct 1 ms 256 KB OK (n = 12, answer = YES)
6 Correct 0 ms 256 KB OK (n = 12, answer = YES)
7 Correct 0 ms 256 KB OK (n = 12, answer = YES)
8 Correct 0 ms 256 KB OK (n = 12, answer = YES)
9 Correct 1 ms 256 KB OK (n = 6, answer = YES)
10 Correct 1 ms 384 KB OK (n = 12, answer = YES)
11 Correct 1 ms 384 KB OK (n = 100, answer = NO)
12 Correct 1 ms 384 KB OK (n = 100, answer = YES)
13 Correct 1 ms 384 KB OK (n = 100, answer = NO)
14 Correct 1 ms 384 KB OK (n = 100, answer = YES)
15 Correct 1 ms 384 KB OK (n = 100, answer = YES)
16 Correct 1 ms 384 KB OK (n = 100, answer = YES)
17 Correct 1 ms 384 KB OK (n = 100, answer = YES)

Subtask #3
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB OK (n = 1, answer = NO)
2 Correct 0 ms 256 KB OK (n = 1, answer = NO)
3 Correct 1 ms 256 KB OK (n = 1, answer = YES)
4 Correct 0 ms 256 KB OK (n = 2, answer = YES)
5 Correct 0 ms 256 KB OK (n = 2, answer = YES)
6 Correct 0 ms 256 KB OK (n = 3, answer = YES)
7 Correct 0 ms 256 KB OK (n = 3, answer = YES)
8 Correct 0 ms 256 KB OK (n = 3, answer = YES)
9 Correct 0 ms 256 KB OK (n = 3, answer = YES)
10 Correct 0 ms 256 KB OK (n = 3, answer = YES)
11 Correct 0 ms 256 KB OK (n = 3, answer = YES)
12 Correct 1 ms 256 KB OK (n = 3, answer = YES)
13 Correct 1 ms 256 KB OK (n = 3, answer = NO)
14 Correct 1 ms 256 KB OK (n = 3, answer = YES)
15 Correct 1 ms 256 KB OK (n = 3, answer = YES)
16 Correct 0 ms 256 KB OK (n = 3, answer = NO)
17 Correct 1 ms 256 KB OK (n = 3, answer = NO)
18 Correct 1 ms 384 KB OK (n = 100, answer = NO)
19 Correct 1 ms 384 KB OK (n = 100, answer = YES)
20 Correct 0 ms 256 KB OK (n = 12, answer = YES)
21 Correct 0 ms 256 KB OK (n = 12, answer = YES)
22 Correct 0 ms 256 KB OK (n = 12, answer = NO)
23 Correct 0 ms 256 KB OK (n = 12, answer = NO)
24 Correct 1 ms 256 KB OK (n = 12, answer = YES)
25 Correct 0 ms 256 KB OK (n = 12, answer = YES)
26 Correct 0 ms 256 KB OK (n = 12, answer = YES)
27 Correct 0 ms 256 KB OK (n = 12, answer = YES)
28 Correct 1 ms 256 KB OK (n = 6, answer = YES)
29 Correct 1 ms 384 KB OK (n = 12, answer = YES)
30 Correct 1 ms 384 KB OK (n = 100, answer = NO)
31 Correct 1 ms 384 KB OK (n = 100, answer = YES)
32 Correct 1 ms 384 KB OK (n = 100, answer = NO)
33 Correct 1 ms 384 KB OK (n = 100, answer = YES)
34 Correct 1 ms 384 KB OK (n = 100, answer = YES)
35 Correct 1 ms 384 KB OK (n = 100, answer = YES)
36 Correct 1 ms 384 KB OK (n = 100, answer = YES)
37 Correct 1 ms 384 KB OK (n = 28, answer = YES)
38 Correct 1 ms 384 KB OK (n = 27, answer = YES)
39 Correct 1 ms 384 KB OK (n = 90, answer = YES)
40 Correct 1 ms 384 KB OK (n = 100, answer = YES)
41 Correct 0 ms 384 KB OK (n = 100, answer = YES)
42 Correct 0 ms 256 KB OK (n = 10, answer = YES)
43 Correct 1 ms 384 KB OK (n = 100, answer = YES)
44 Correct 1 ms 384 KB OK (n = 100, answer = YES)
45 Correct 1 ms 384 KB OK (n = 100, answer = YES)
46 Correct 1 ms 384 KB OK (n = 100, answer = YES)
47 Correct 1 ms 384 KB OK (n = 100, answer = NO)
48 Correct 1 ms 384 KB OK (n = 100, answer = NO)
49 Correct 1 ms 384 KB OK (n = 100, answer = NO)
50 Correct 1 ms 384 KB OK (n = 100, answer = YES)
51 Correct 1 ms 384 KB OK (n = 100, answer = YES)
52 Correct 1 ms 384 KB OK (n = 100, answer = YES)
53 Correct 1 ms 384 KB OK (n = 100, answer = YES)
54 Correct 0 ms 384 KB OK (n = 100, answer = YES)

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB OK (n = 1, answer = NO)
2 Correct 0 ms 256 KB OK (n = 1, answer = NO)
3 Correct 1 ms 256 KB OK (n = 1, answer = YES)
4 Correct 0 ms 256 KB OK (n = 2, answer = YES)
5 Correct 0 ms 256 KB OK (n = 2, answer = YES)
6 Correct 0 ms 256 KB OK (n = 3, answer = YES)
7 Correct 0 ms 256 KB OK (n = 3, answer = YES)
8 Correct 0 ms 256 KB OK (n = 3, answer = YES)
9 Correct 0 ms 256 KB OK (n = 3, answer = YES)
10 Correct 0 ms 256 KB OK (n = 3, answer = YES)
11 Correct 0 ms 256 KB OK (n = 3, answer = YES)
12 Correct 1 ms 256 KB OK (n = 3, answer = YES)
13 Correct 1 ms 256 KB OK (n = 3, answer = NO)
14 Correct 1 ms 256 KB OK (n = 3, answer = YES)
15 Correct 1 ms 256 KB OK (n = 3, answer = YES)
16 Correct 0 ms 256 KB OK (n = 3, answer = NO)
17 Correct 1 ms 256 KB OK (n = 3, answer = NO)
18 Correct 1 ms 384 KB OK (n = 100, answer = NO)
19 Correct 1 ms 384 KB OK (n = 100, answer = YES)
20 Correct 0 ms 256 KB OK (n = 12, answer = YES)
21 Correct 0 ms 256 KB OK (n = 12, answer = YES)
22 Correct 0 ms 256 KB OK (n = 12, answer = NO)
23 Correct 0 ms 256 KB OK (n = 12, answer = NO)
24 Correct 1 ms 256 KB OK (n = 12, answer = YES)
25 Correct 0 ms 256 KB OK (n = 12, answer = YES)
26 Correct 0 ms 256 KB OK (n = 12, answer = YES)
27 Correct 0 ms 256 KB OK (n = 12, answer = YES)
28 Correct 1 ms 256 KB OK (n = 6, answer = YES)
29 Correct 1 ms 384 KB OK (n = 12, answer = YES)
30 Correct 1 ms 384 KB OK (n = 100, answer = NO)
31 Correct 1 ms 384 KB OK (n = 100, answer = YES)
32 Correct 1 ms 384 KB OK (n = 100, answer = NO)
33 Correct 1 ms 384 KB OK (n = 100, answer = YES)
34 Correct 1 ms 384 KB OK (n = 100, answer = YES)
35 Correct 1 ms 384 KB OK (n = 100, answer = YES)
36 Correct 1 ms 384 KB OK (n = 100, answer = YES)
37 Correct 1 ms 384 KB OK (n = 28, answer = YES)
38 Correct 1 ms 384 KB OK (n = 27, answer = YES)
39 Correct 1 ms 384 KB OK (n = 90, answer = YES)
40 Correct 1 ms 384 KB OK (n = 100, answer = YES)
41 Correct 0 ms 384 KB OK (n = 100, answer = YES)
42 Correct 0 ms 256 KB OK (n = 10, answer = YES)
43 Correct 1 ms 384 KB OK (n = 100, answer = YES)
44 Correct 1 ms 384 KB OK (n = 100, answer = YES)
45 Correct 1 ms 384 KB OK (n = 100, answer = YES)
46 Correct 1 ms 384 KB OK (n = 100, answer = YES)
47 Correct 1 ms 384 KB OK (n = 100, answer = NO)
48 Correct 1 ms 384 KB OK (n = 100, answer = NO)
49 Correct 1 ms 384 KB OK (n = 100, answer = NO)
50 Correct 1 ms 384 KB OK (n = 100, answer = YES)
51 Correct 1 ms 384 KB OK (n = 100, answer = YES)
52 Correct 1 ms 384 KB OK (n = 100, answer = YES)
53 Correct 1 ms 384 KB OK (n = 100, answer = YES)
54 Correct 0 ms 384 KB OK (n = 100, answer = YES)
55 Correct 25 ms 39160 KB OK (n = 10000, answer = YES)
56 Correct 141 ms 39168 KB OK (n = 10000, answer = YES)
57 Correct 315 ms 39160 KB OK (n = 10000, answer = YES)
58 Correct 26 ms 39160 KB OK (n = 10000, answer = YES)
59 Correct 25 ms 38824 KB OK (n = 10000, answer = YES)
60 Correct 58 ms 20864 KB OK (n = 10000, answer = YES)
61 Correct 90 ms 20864 KB OK (n = 10000, answer = NO)
62 Correct 25 ms 38784 KB OK (n = 10000, answer = YES)
63 Correct 852 ms 20984 KB OK (n = 10000, answer = NO)
64 Correct 50 ms 39168 KB OK (n = 10000, answer = YES)
65 Correct 36 ms 39168 KB OK (n = 10000, answer = YES)
66 Correct 133 ms 37376 KB OK (n = 10000, answer = YES)
67 Correct 13 ms 4992 KB OK (n = 10000, answer = YES)
68 Correct 15 ms 4864 KB OK (n = 10000, answer = YES)
69 Correct 343 ms 28416 KB OK (n = 10000, answer = YES)
70 Correct 360 ms 28472 KB OK (n = 10000, answer = YES)
71 Correct 105 ms 28416 KB OK (n = 10000, answer = YES)
72 Correct 64 ms 3456 KB OK (n = 865, answer = YES)
73 Correct 88 ms 3328 KB OK (n = 820, answer = YES)

Subtask #5
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB OK (n = 1, answer = NO)
2 Correct 0 ms 256 KB OK (n = 1, answer = NO)
3 Correct 1 ms 256 KB OK (n = 1, answer = YES)
4 Correct 0 ms 256 KB OK (n = 2, answer = YES)
5 Correct 0 ms 256 KB OK (n = 2, answer = YES)
6 Correct 0 ms 256 KB OK (n = 3, answer = YES)
7 Correct 0 ms 256 KB OK (n = 3, answer = YES)
8 Correct 0 ms 256 KB OK (n = 3, answer = YES)
9 Correct 0 ms 256 KB OK (n = 3, answer = YES)
10 Correct 0 ms 256 KB OK (n = 3, answer = YES)
11 Correct 0 ms 256 KB OK (n = 3, answer = YES)
12 Correct 1 ms 256 KB OK (n = 3, answer = YES)
13 Correct 1 ms 256 KB OK (n = 3, answer = NO)
14 Correct 1 ms 256 KB OK (n = 3, answer = YES)
15 Correct 1 ms 256 KB OK (n = 3, answer = YES)
16 Correct 0 ms 256 KB OK (n = 3, answer = NO)
17 Correct 1 ms 256 KB OK (n = 3, answer = NO)
18 Correct 1 ms 384 KB OK (n = 100, answer = NO)
19 Correct 1 ms 384 KB OK (n = 100, answer = YES)
20 Correct 0 ms 256 KB OK (n = 12, answer = YES)
21 Correct 0 ms 256 KB OK (n = 12, answer = YES)
22 Correct 0 ms 256 KB OK (n = 12, answer = NO)
23 Correct 0 ms 256 KB OK (n = 12, answer = NO)
24 Correct 1 ms 256 KB OK (n = 12, answer = YES)
25 Correct 0 ms 256 KB OK (n = 12, answer = YES)
26 Correct 0 ms 256 KB OK (n = 12, answer = YES)
27 Correct 0 ms 256 KB OK (n = 12, answer = YES)
28 Correct 1 ms 256 KB OK (n = 6, answer = YES)
29 Correct 1 ms 384 KB OK (n = 12, answer = YES)
30 Correct 1 ms 384 KB OK (n = 100, answer = NO)
31 Correct 1 ms 384 KB OK (n = 100, answer = YES)
32 Correct 1 ms 384 KB OK (n = 100, answer = NO)
33 Correct 1 ms 384 KB OK (n = 100, answer = YES)
34 Correct 1 ms 384 KB OK (n = 100, answer = YES)
35 Correct 1 ms 384 KB OK (n = 100, answer = YES)
36 Correct 1 ms 384 KB OK (n = 100, answer = YES)
37 Correct 1 ms 384 KB OK (n = 28, answer = YES)
38 Correct 1 ms 384 KB OK (n = 27, answer = YES)
39 Correct 1 ms 384 KB OK (n = 90, answer = YES)
40 Correct 1 ms 384 KB OK (n = 100, answer = YES)
41 Correct 0 ms 384 KB OK (n = 100, answer = YES)
42 Correct 0 ms 256 KB OK (n = 10, answer = YES)
43 Correct 1 ms 384 KB OK (n = 100, answer = YES)
44 Correct 1 ms 384 KB OK (n = 100, answer = YES)
45 Correct 1 ms 384 KB OK (n = 100, answer = YES)
46 Correct 1 ms 384 KB OK (n = 100, answer = YES)
47 Correct 1 ms 384 KB OK (n = 100, answer = NO)
48 Correct 1 ms 384 KB OK (n = 100, answer = NO)
49 Correct 1 ms 384 KB OK (n = 100, answer = NO)
50 Correct 1 ms 384 KB OK (n = 100, answer = YES)
51 Correct 1 ms 384 KB OK (n = 100, answer = YES)
52 Correct 1 ms 384 KB OK (n = 100, answer = YES)
53 Correct 1 ms 384 KB OK (n = 100, answer = YES)
54 Correct 0 ms 384 KB OK (n = 100, answer = YES)
55 Correct 25 ms 39160 KB OK (n = 10000, answer = YES)
56 Correct 141 ms 39168 KB OK (n = 10000, answer = YES)
57 Correct 315 ms 39160 KB OK (n = 10000, answer = YES)
58 Correct 26 ms 39160 KB OK (n = 10000, answer = YES)
59 Correct 25 ms 38824 KB OK (n = 10000, answer = YES)
60 Correct 58 ms 20864 KB OK (n = 10000, answer = YES)
61 Correct 90 ms 20864 KB OK (n = 10000, answer = NO)
62 Correct 25 ms 38784 KB OK (n = 10000, answer = YES)
63 Correct 852 ms 20984 KB OK (n = 10000, answer = NO)
64 Correct 50 ms 39168 KB OK (n = 10000, answer = YES)
65 Correct 36 ms 39168 KB OK (n = 10000, answer = YES)
66 Correct 133 ms 37376 KB OK (n = 10000, answer = YES)
67 Correct 13 ms 4992 KB OK (n = 10000, answer = YES)
68 Correct 15 ms 4864 KB OK (n = 10000, answer = YES)
69 Correct 343 ms 28416 KB OK (n = 10000, answer = YES)
70 Correct 360 ms 28472 KB OK (n = 10000, answer = YES)
71 Correct 105 ms 28416 KB OK (n = 10000, answer = YES)
72 Correct 64 ms 3456 KB OK (n = 865, answer = YES)
73 Correct 88 ms 3328 KB OK (n = 820, answer = YES)
74 Runtime error 47 ms 65540 KB Execution killed with signal 9
75 Halted 0 ms 0 KB -

Subtask #6
0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB OK (n = 1, answer = NO)
2 Correct 0 ms 256 KB OK (n = 1, answer = NO)
3 Correct 1 ms 256 KB OK (n = 1, answer = YES)
4 Correct 0 ms 256 KB OK (n = 2, answer = YES)
5 Correct 0 ms 256 KB OK (n = 2, answer = YES)
6 Correct 0 ms 256 KB OK (n = 3, answer = YES)
7 Correct 0 ms 256 KB OK (n = 3, answer = YES)
8 Correct 0 ms 256 KB OK (n = 3, answer = YES)
9 Correct 0 ms 256 KB OK (n = 3, answer = YES)
10 Correct 0 ms 256 KB OK (n = 3, answer = YES)
11 Correct 0 ms 256 KB OK (n = 3, answer = YES)
12 Correct 1 ms 256 KB OK (n = 3, answer = YES)
13 Correct 1 ms 256 KB OK (n = 3, answer = NO)
14 Correct 1 ms 256 KB OK (n = 3, answer = YES)
15 Correct 1 ms 256 KB OK (n = 3, answer = YES)
16 Correct 0 ms 256 KB OK (n = 3, answer = NO)
17 Correct 1 ms 256 KB OK (n = 3, answer = NO)
18 Correct 1 ms 384 KB OK (n = 100, answer = NO)
19 Correct 1 ms 384 KB OK (n = 100, answer = YES)
20 Correct 0 ms 256 KB OK (n = 12, answer = YES)
21 Correct 0 ms 256 KB OK (n = 12, answer = YES)
22 Correct 0 ms 256 KB OK (n = 12, answer = NO)
23 Correct 0 ms 256 KB OK (n = 12, answer = NO)
24 Correct 1 ms 256 KB OK (n = 12, answer = YES)
25 Correct 0 ms 256 KB OK (n = 12, answer = YES)
26 Correct 0 ms 256 KB OK (n = 12, answer = YES)
27 Correct 0 ms 256 KB OK (n = 12, answer = YES)
28 Correct 1 ms 256 KB OK (n = 6, answer = YES)
29 Correct 1 ms 384 KB OK (n = 12, answer = YES)
30 Correct 1 ms 384 KB OK (n = 100, answer = NO)
31 Correct 1 ms 384 KB OK (n = 100, answer = YES)
32 Correct 1 ms 384 KB OK (n = 100, answer = NO)
33 Correct 1 ms 384 KB OK (n = 100, answer = YES)
34 Correct 1 ms 384 KB OK (n = 100, answer = YES)
35 Correct 1 ms 384 KB OK (n = 100, answer = YES)
36 Correct 1 ms 384 KB OK (n = 100, answer = YES)
37 Correct 1 ms 384 KB OK (n = 28, answer = YES)
38 Correct 1 ms 384 KB OK (n = 27, answer = YES)
39 Correct 1 ms 384 KB OK (n = 90, answer = YES)
40 Correct 1 ms 384 KB OK (n = 100, answer = YES)
41 Correct 0 ms 384 KB OK (n = 100, answer = YES)
42 Correct 0 ms 256 KB OK (n = 10, answer = YES)
43 Correct 1 ms 384 KB OK (n = 100, answer = YES)
44 Correct 1 ms 384 KB OK (n = 100, answer = YES)
45 Correct 1 ms 384 KB OK (n = 100, answer = YES)
46 Correct 1 ms 384 KB OK (n = 100, answer = YES)
47 Correct 1 ms 384 KB OK (n = 100, answer = NO)
48 Correct 1 ms 384 KB OK (n = 100, answer = NO)
49 Correct 1 ms 384 KB OK (n = 100, answer = NO)
50 Correct 1 ms 384 KB OK (n = 100, answer = YES)
51 Correct 1 ms 384 KB OK (n = 100, answer = YES)
52 Correct 1 ms 384 KB OK (n = 100, answer = YES)
53 Correct 1 ms 384 KB OK (n = 100, answer = YES)
54 Correct 0 ms 384 KB OK (n = 100, answer = YES)
55 Correct 25 ms 39160 KB OK (n = 10000, answer = YES)
56 Correct 141 ms 39168 KB OK (n = 10000, answer = YES)
57 Correct 315 ms 39160 KB OK (n = 10000, answer = YES)
58 Correct 26 ms 39160 KB OK (n = 10000, answer = YES)
59 Correct 25 ms 38824 KB OK (n = 10000, answer = YES)
60 Correct 58 ms 20864 KB OK (n = 10000, answer = YES)
61 Correct 90 ms 20864 KB OK (n = 10000, answer = NO)
62 Correct 25 ms 38784 KB OK (n = 10000, answer = YES)
63 Correct 852 ms 20984 KB OK (n = 10000, answer = NO)
64 Correct 50 ms 39168 KB OK (n = 10000, answer = YES)
65 Correct 36 ms 39168 KB OK (n = 10000, answer = YES)
66 Correct 133 ms 37376 KB OK (n = 10000, answer = YES)
67 Correct 13 ms 4992 KB OK (n = 10000, answer = YES)
68 Correct 15 ms 4864 KB OK (n = 10000, answer = YES)
69 Correct 343 ms 28416 KB OK (n = 10000, answer = YES)
70 Correct 360 ms 28472 KB OK (n = 10000, answer = YES)
71 Correct 105 ms 28416 KB OK (n = 10000, answer = YES)
72 Correct 64 ms 3456 KB OK (n = 865, answer = YES)
73 Correct 88 ms 3328 KB OK (n = 820, answer = YES)
74 Runtime error 47 ms 65540 KB Execution killed with signal 9
75 Halted 0 ms 0 KB -