oj.uz

Submission #433404

# Submission time Handle Problem Language Result Execution time Memory
433404 2021-06-19T17:32:43 Z Kanaifu Martian DNA (IOI16_dna) C++14
0 / 100
 14 ms 496 KB 
#include <bits/stdc++.h>
#include "dna.h"
#include <cstdlib>
//#include "grader.cpp"

using namespace std;

mt19937 randseed(time(nullptr));

std::string analyse(int n, int t)
{
    bool suff = false;
    int last = 0;
    string sub = "";
    string las = "";
    while (sub.size()<n)
    {
        if (suff)
        {
            sub = "0" + sub;
            if (!make_test(sub))
            {
                sub[0] = '1';
            }
            continue;
        }
        int koristi =  randseed() % 2;
        if (koristi)
        {
            sub += "1";
            if (make_test(sub))
            {
                las = sub;
                last = 0;
            }
            else
            {
                sub[sub.size()-1] = '0';
                last++;
                if (last>20)
                {
                    suff=true;
                    sub = las;
                    continue;
                }
            }
        }
        else
        {
            sub += "0";
            if (make_test(sub))
            {
                las = sub;
                last = 0;
            }
            else
            {
                sub[sub.size()-1] = '1';
                last++;
                if (last>20)
                {
                    suff=true;
                    sub = las;
                    continue;
                }
            }
        }
    }
    return sub;
}

Compilation message

dna.cpp: In function 'std::string analyse(int, int)':
dna.cpp:16:22: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   16 |     while (sub.size()<n)
      |            ~~~~~~~~~~^~
grader.cpp: In function 'bool make_test(std::string)':
grader.cpp:14:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   14 |  for (int i = 0; i < p.size(); i++) {
      |                  ~~^~~~~~~~~~
grader.cpp:23:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   23 |  for (int i = 1; i <= ss.size(); i++) {
      |                  ~~^~~~~~~~~~~~
grader.cpp:28:13: warning: comparison of integer expressions of different signedness: '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   28 |   if (pr[i] == p.size()) {

Subtask #1
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 272 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Incorrect 1 ms 204 KB Wrong DNA
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Incorrect 1 ms 204 KB Wrong DNA
10 Correct 1 ms 204 KB Output is correct
11 Incorrect 1 ms 204 KB Wrong DNA
12 Incorrect 1 ms 204 KB Wrong DNA
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Incorrect 1 ms 204 KB Wrong DNA
17 Incorrect 1 ms 204 KB Wrong DNA
18 Correct 1 ms 204 KB Output is correct
19 Correct 1 ms 204 KB Output is correct
20 Incorrect 1 ms 204 KB Wrong DNA
21 Correct 1 ms 204 KB Output is correct
22 Incorrect 1 ms 204 KB Wrong DNA
23 Incorrect 1 ms 204 KB Wrong DNA
24 Incorrect 1 ms 204 KB Wrong DNA

Subtask #2
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Incorrect 1 ms 204 KB Wrong DNA
6 Correct 1 ms 204 KB Output is correct
7 Incorrect 1 ms 296 KB Wrong DNA
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Incorrect 1 ms 204 KB Wrong DNA
11 Incorrect 0 ms 204 KB Wrong DNA
12 Correct 1 ms 204 KB Output is correct
13 Incorrect 1 ms 204 KB Wrong DNA
14 Incorrect 1 ms 204 KB Wrong DNA
15 Incorrect 1 ms 204 KB Wrong DNA
16 Incorrect 1 ms 204 KB Wrong DNA
17 Incorrect 1 ms 204 KB Wrong DNA
18 Incorrect 1 ms 204 KB Wrong DNA
19 Incorrect 1 ms 204 KB Wrong DNA
20 Incorrect 1 ms 292 KB Wrong DNA
21 Correct 1 ms 204 KB Output is correct
22 Incorrect 1 ms 204 KB Wrong DNA
23 Correct 1 ms 204 KB Output is correct
24 Correct 1 ms 204 KB Output is correct
25 Correct 1 ms 204 KB Output is correct
26 Incorrect 1 ms 204 KB Wrong DNA
27 Correct 1 ms 204 KB Output is correct
28 Incorrect 1 ms 204 KB Wrong DNA
29 Correct 1 ms 296 KB Output is correct
30 Incorrect 1 ms 292 KB Wrong DNA
31 Correct 1 ms 204 KB Output is correct
32 Correct 1 ms 204 KB Output is correct
33 Correct 1 ms 204 KB Output is correct
34 Correct 1 ms 204 KB Output is correct

Subtask #3
0 / 64.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 296 KB Output is correct
2 Correct 1 ms 300 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Incorrect 1 ms 296 KB Wrong DNA
6 Correct 1 ms 204 KB Output is correct
7 Incorrect 1 ms 204 KB Wrong DNA
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Incorrect 1 ms 300 KB Wrong DNA
11 Incorrect 1 ms 296 KB Wrong DNA
12 Correct 1 ms 204 KB Output is correct
13 Incorrect 1 ms 204 KB Wrong DNA
14 Correct 1 ms 204 KB Output is correct
15 Incorrect 1 ms 296 KB Wrong DNA
16 Incorrect 1 ms 204 KB Wrong DNA
17 Correct 1 ms 204 KB Output is correct
18 Incorrect 1 ms 204 KB Wrong DNA
19 Incorrect 1 ms 204 KB Wrong DNA
20 Correct 1 ms 204 KB Output is correct
21 Incorrect 1 ms 204 KB Wrong DNA
22 Incorrect 13 ms 332 KB Wrong DNA
23 Incorrect 14 ms 496 KB Wrong DNA
24 Correct 12 ms 368 KB Output is correct
25 Correct 11 ms 360 KB Output is correct
26 Incorrect 10 ms 332 KB Wrong DNA
27 Incorrect 7 ms 332 KB Wrong DNA
28 Correct 7 ms 332 KB Output is correct
29 Correct 8 ms 296 KB Output is correct
30 Correct 8 ms 332 KB Output is correct
31 Incorrect 8 ms 332 KB Wrong DNA
32 Correct 8 ms 332 KB Output is correct
33 Correct 8 ms 332 KB Output is correct
34 Correct 9 ms 332 KB Output is correct
35 Correct 9 ms 332 KB Output is correct
36 Correct 9 ms 372 KB Output is correct
37 Correct 8 ms 364 KB Output is correct
38 Incorrect 9 ms 368 KB Wrong DNA
39 Incorrect 10 ms 332 KB Wrong DNA