oj.uz

Submission #66471

# Submission time Handle Problem Language Result Execution time Memory
66471 2018-08-10T16:52:49 Z thiago4532 Martian DNA (IOI16_dna) C++17
100 / 100
 19 ms 764 KB 
#include "dna.h"
#include <bits/stdc++.h>
#define zz(x) string(x, '0')

using namespace std;
int n;
string str;



int buscab(){
    int ini=0, fim=n+1, meio;
    while(fim - ini > 1){
        meio = (ini + fim) >> 1;

        string s = zz(meio);

        if(make_test(s)) ini = meio;
        else fim = meio;
    }
    return ini;
}

int buscab2(){
    int ini=0, fim=str.size(), meio;
    while(fim - ini > 1){
        meio = (ini + fim) >> 1;

        string s = str.substr(0, meio+1);

        if(make_test(s)) ini = meio;
        else fim = meio;
    }
    return ini;
}

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

    str = zz(buscab());
    int qtd = str.size();

    while(str.size() < n){
        if(make_test(str+"1")){
            str += "1";
            continue;
        }

        str += "0";
        int x=0;

        for(int i=str.size()-1;i>=0;i--){
            if(str[i] == '1') break;
            ++x;
        }
        if(x > qtd) break;
    }

    str = str.substr(0, buscab2()+1);

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

Compilation message

dna.cpp: In function 'std::__cxx11::string analyse(int, int)':
dna.cpp:43:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     while(str.size() < n){
           ~~~~~~~~~~~^~~
dna.cpp:61:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     while(str.size() < n){
           ~~~~~~~~~~~^~~
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 380 KB Output is correct
2 Correct 2 ms 484 KB Output is correct
3 Correct 3 ms 496 KB Output is correct
4 Correct 2 ms 496 KB Output is correct
5 Correct 2 ms 496 KB Output is correct
6 Correct 3 ms 592 KB Output is correct
7 Correct 3 ms 592 KB Output is correct
8 Correct 3 ms 592 KB Output is correct
9 Correct 4 ms 592 KB Output is correct
10 Correct 2 ms 592 KB Output is correct
11 Correct 2 ms 592 KB Output is correct
12 Correct 2 ms 592 KB Output is correct
13 Correct 2 ms 592 KB Output is correct
14 Correct 3 ms 592 KB Output is correct
15 Correct 3 ms 592 KB Output is correct
16 Correct 2 ms 592 KB Output is correct
17 Correct 2 ms 592 KB Output is correct
18 Correct 2 ms 592 KB Output is correct
19 Correct 3 ms 592 KB Output is correct
20 Correct 3 ms 592 KB Output is correct
21 Correct 2 ms 592 KB Output is correct
22 Correct 2 ms 592 KB Output is correct
23 Correct 2 ms 592 KB Output is correct
24 Correct 2 ms 592 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 592 KB Output is correct
2 Correct 2 ms 592 KB Output is correct
3 Correct 2 ms 592 KB Output is correct
4 Correct 3 ms 592 KB Output is correct
5 Correct 2 ms 592 KB Output is correct
6 Correct 2 ms 592 KB Output is correct
7 Correct 3 ms 592 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 3 ms 620 KB Output is correct
12 Correct 3 ms 620 KB Output is correct
13 Correct 3 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 3 ms 620 KB Output is correct
18 Correct 3 ms 620 KB Output is correct
19 Correct 3 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 2 ms 620 KB Output is correct
24 Correct 2 ms 620 KB Output is correct
25 Correct 3 ms 620 KB Output is correct
26 Correct 3 ms 620 KB Output is correct
27 Correct 3 ms 620 KB Output is correct
28 Correct 2 ms 620 KB Output is correct
29 Correct 3 ms 620 KB Output is correct
30 Correct 2 ms 620 KB Output is correct
31 Correct 3 ms 620 KB Output is correct
32 Correct 3 ms 620 KB Output is correct
33 Correct 3 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 3 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 3 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 3 ms 620 KB Output is correct
18 Correct 2 ms 620 KB Output is correct
19 Correct 3 ms 620 KB Output is correct
20 Correct 3 ms 620 KB Output is correct
21 Correct 3 ms 620 KB Output is correct
22 Correct 15 ms 648 KB Output is correct
23 Correct 15 ms 648 KB Output is correct
24 Correct 13 ms 648 KB Output is correct
25 Correct 19 ms 744 KB Output is correct
26 Correct 18 ms 744 KB Output is correct
27 Correct 10 ms 744 KB Output is correct
28 Correct 11 ms 764 KB Output is correct
29 Correct 3 ms 764 KB Output is correct
30 Correct 11 ms 764 KB Output is correct
31 Correct 9 ms 764 KB Output is correct
32 Correct 3 ms 764 KB Output is correct
33 Correct 12 ms 764 KB Output is correct
34 Correct 12 ms 764 KB Output is correct
35 Correct 11 ms 764 KB Output is correct
36 Correct 11 ms 764 KB Output is correct
37 Correct 13 ms 764 KB Output is correct
38 Correct 7 ms 764 KB Output is correct
39 Correct 8 ms 764 KB Output is correct