Submission #54937

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
54937	2018-07-05T13:34:14 Z	luciocf	Martian DNA (IOI16_dna)	C++14	100 / 100	19 ms	648 KB

#include <bits/stdc++.h>
#include "dna.h"

using namespace std;

int n;
string s;

string get(int k)
{
    string ans = "";
    for (int i = 1; i <= k; i++)
        ans += "0";
    return ans;
}

string get2(int k)
{
    string ans = "";
    for (int i = 0; i < k; i++)
        ans += s[i];
    return ans;
}

int busca(void)
{
    int ini = 1, fim = n;
    while (ini <= fim)
    {
        int mid = (ini+fim)>>1;

        if (make_test(get(mid))) ini = mid+1;
        else fim = mid-1;
    }
    return fim;
}

int busca2(void)
{
    int ini = 1, fim = n;
    while (ini <= fim)
    {
        int mid = (ini+fim)>>1;

        if (make_test(get2(mid))) ini = mid+1;
        else fim = mid-1;
    }
    return fim;
}

string analyse(int k, int t)
{
    n = k;

    int size = 0;
    s = "";

    if (!make_test("0"))
    {
        for (int i = 1; i <= n; i++) s += "1";
        return s;
    }

    int qtd = busca();
    size = qtd;
    s = get(qtd);

    while (size < n)
    {
        if (!make_test(s+"1"))
        {
            int x = 0;
            for (int i = s.size()-1; i >= 0; i--)
            {
                if (s[i] != '0') break;
                x++;
            }
            if (x > qtd) break;
            s += "0", size++;
        }
        else s += "1", size++;
    }
    int pos = busca2();

    string ans = get2(pos);
    size = ans.size();

    if (size == n) return ans;

    while (size < n)
    {
        if (make_test("1"+ans)) ans = "1"+ans;
        else ans = "0"+ans;
        size++;
    }
    return ans;
}

Compilation message

grader.cpp: In function 'bool make_test(std::__cxx11::string)':
grader.cpp:14:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i = 0; i < p.size(); i++) {
                  ~~^~~~~~~~~~
grader.cpp:23:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i = 1; i <= ss.size(); i++) {
                  ~~^~~~~~~~~~~~
grader.cpp:28:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   if (pr[i] == p.size()) {

Subtask #1
11.0 / 11.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	248 KB	Output is correct
2	Correct	2 ms	360 KB	Output is correct
3	Correct	2 ms	496 KB	Output is correct
4	Correct	2 ms	496 KB	Output is correct
5	Correct	2 ms	508 KB	Output is correct
6	Correct	3 ms	584 KB	Output is correct
7	Correct	3 ms	584 KB	Output is correct
8	Correct	2 ms	584 KB	Output is correct
9	Correct	2 ms	584 KB	Output is correct
10	Correct	2 ms	584 KB	Output is correct
11	Correct	2 ms	584 KB	Output is correct
12	Correct	2 ms	584 KB	Output is correct
13	Correct	2 ms	584 KB	Output is correct
14	Correct	3 ms	584 KB	Output is correct
15	Correct	3 ms	584 KB	Output is correct
16	Correct	2 ms	584 KB	Output is correct
17	Correct	2 ms	584 KB	Output is correct
18	Correct	3 ms	584 KB	Output is correct
19	Correct	2 ms	584 KB	Output is correct
20	Correct	2 ms	584 KB	Output is correct
21	Correct	2 ms	584 KB	Output is correct
22	Correct	3 ms	584 KB	Output is correct
23	Correct	2 ms	584 KB	Output is correct
24	Correct	2 ms	584 KB	Output is correct

Subtask #2
25.0 / 25.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	584 KB	Output is correct
2	Correct	2 ms	584 KB	Output is correct
3	Correct	2 ms	584 KB	Output is correct
4	Correct	2 ms	584 KB	Output is correct
5	Correct	2 ms	584 KB	Output is correct
6	Correct	3 ms	584 KB	Output is correct
7	Correct	2 ms	584 KB	Output is correct
8	Correct	2 ms	584 KB	Output is correct
9	Correct	3 ms	620 KB	Output is correct
10	Correct	3 ms	620 KB	Output is correct
11	Correct	0 ms	620 KB	Output is correct
12	Correct	3 ms	620 KB	Output is correct
13	Correct	2 ms	620 KB	Output is correct
14	Correct	2 ms	620 KB	Output is correct
15	Correct	3 ms	620 KB	Output is correct
16	Correct	3 ms	620 KB	Output is correct
17	Correct	2 ms	620 KB	Output is correct
18	Correct	3 ms	620 KB	Output is correct
19	Correct	2 ms	620 KB	Output is correct
20	Correct	3 ms	620 KB	Output is correct
21	Correct	2 ms	620 KB	Output is correct
22	Correct	2 ms	620 KB	Output is correct
23	Correct	3 ms	620 KB	Output is correct
24	Correct	2 ms	620 KB	Output is correct
25	Correct	2 ms	620 KB	Output is correct
26	Correct	2 ms	620 KB	Output is correct
27	Correct	2 ms	620 KB	Output is correct
28	Correct	3 ms	620 KB	Output is correct
29	Correct	2 ms	620 KB	Output is correct
30	Correct	2 ms	620 KB	Output is correct
31	Correct	2 ms	620 KB	Output is correct
32	Correct	3 ms	620 KB	Output is correct
33	Correct	2 ms	620 KB	Output is correct
34	Correct	3 ms	620 KB	Output is correct

Subtask #3
64.0 / 64.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	620 KB	Output is correct
2	Correct	2 ms	620 KB	Output is correct
3	Correct	2 ms	620 KB	Output is correct
4	Correct	3 ms	620 KB	Output is correct
5	Correct	3 ms	620 KB	Output is correct
6	Correct	2 ms	620 KB	Output is correct
7	Correct	2 ms	620 KB	Output is correct
8	Correct	2 ms	620 KB	Output is correct
9	Correct	2 ms	620 KB	Output is correct
10	Correct	2 ms	620 KB	Output is correct
11	Correct	2 ms	620 KB	Output is correct
12	Correct	2 ms	620 KB	Output is correct
13	Correct	2 ms	620 KB	Output is correct
14	Correct	2 ms	620 KB	Output is correct
15	Correct	2 ms	620 KB	Output is correct
16	Correct	2 ms	620 KB	Output is correct
17	Correct	2 ms	620 KB	Output is correct
18	Correct	3 ms	620 KB	Output is correct
19	Correct	2 ms	620 KB	Output is correct
20	Correct	2 ms	620 KB	Output is correct
21	Correct	3 ms	620 KB	Output is correct
22	Correct	16 ms	648 KB	Output is correct
23	Correct	18 ms	648 KB	Output is correct
24	Correct	15 ms	648 KB	Output is correct
25	Correct	19 ms	648 KB	Output is correct
26	Correct	18 ms	648 KB	Output is correct
27	Correct	9 ms	648 KB	Output is correct
28	Correct	12 ms	648 KB	Output is correct
29	Correct	3 ms	648 KB	Output is correct
30	Correct	2 ms	648 KB	Output is correct
31	Correct	9 ms	648 KB	Output is correct
32	Correct	3 ms	648 KB	Output is correct
33	Correct	14 ms	648 KB	Output is correct
34	Correct	12 ms	648 KB	Output is correct
35	Correct	12 ms	648 KB	Output is correct
36	Correct	12 ms	648 KB	Output is correct
37	Correct	12 ms	648 KB	Output is correct
38	Correct	7 ms	648 KB	Output is correct
39	Correct	8 ms	648 KB	Output is correct

Submission #54937

Compilation message

Subtask #1 11.0 / 11.0

Subtask #2 25.0 / 25.0

Subtask #3 64.0 / 64.0

Subtask #1
11.0 / 11.0

Subtask #2
25.0 / 25.0

Subtask #3
64.0 / 64.0