oj.uz

Submission #557816

# Submission time Handle Problem Language Result Execution time Memory
557816 2022-05-06T05:13:51 Z Jomnoi Martian DNA (IOI16_dna) C++17
100 / 100
 31 ms 384 KB 
#include <bits/stdc++.h>
#include "dna.h"
using namespace std;

int l, r, mid, len;
string str;

string analyse(int n, int t) {
    if(make_test("0") == false) {
        while(n--) {
            str += '1';
        }
        return str;
    }
    
    for(int i = 0; i < n; i++) {
        str += '0';
    }

    l = 1, r = n;
    while(l <= r) {
        mid = (l + r) / 2;

        if(make_test(str.substr(0, mid)) == true) {
            l = mid + 1;
            len = mid;
        }
        else {
            r = mid - 1;
        }
    }

    str = str.substr(0, len);
    for(int i = 0; i <= len;) {
        if(make_test(str + '1') == true) {
            str += '1';
            i = 0;
        }
        else {
            str += '0';
            i++;
        }
    }

    l = 1, r = str.length();
    while(l <= r) {
        mid = (l + r) / 2;

        if(make_test(str.substr(0, mid)) == true) {
            l = mid + 1;
            len = mid;
        }
        else {
            r = mid - 1;
        }
    }

    str = str.substr(0, len);
    while(str.size() < n) {
        if(make_test('1' + str)) {
            str = '1' + str;
        }
        else {
            str = '0' + str;
        }
    }
    return str;
}

Compilation message

dna.cpp: In function 'std::string analyse(int, int)':
dna.cpp:59:22: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   59 |     while(str.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
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 0 ms 212 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 224 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 1 ms 212 KB Output is correct
32 Correct 1 ms 212 KB Output is correct
33 Correct 1 ms 212 KB Output is correct
34 Correct 1 ms 212 KB Output is correct

Subtask #3
64.0 / 64.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 9 ms 340 KB Output is correct
23 Correct 11 ms 340 KB Output is correct
24 Correct 9 ms 340 KB Output is correct
25 Correct 13 ms 344 KB Output is correct
26 Correct 13 ms 340 KB Output is correct
27 Correct 8 ms 344 KB Output is correct
28 Correct 6 ms 384 KB Output is correct
29 Correct 31 ms 336 KB Output is correct
30 Correct 1 ms 216 KB Output is correct
31 Correct 6 ms 348 KB Output is correct
32 Correct 13 ms 340 KB Output is correct
33 Correct 9 ms 368 KB Output is correct
34 Correct 10 ms 308 KB Output is correct
35 Correct 7 ms 340 KB Output is correct
36 Correct 9 ms 340 KB Output is correct
37 Correct 8 ms 384 KB Output is correct
38 Correct 10 ms 368 KB Output is correct
39 Correct 9 ms 344 KB Output is correct