oj.uz

Submission #831726

# Submission time Handle Problem Language Result Execution time Memory
831726 2023-08-20T12:46:23 Z OrazB Martian DNA (IOI16_dna) C++14
36 / 100
 16 ms 400 KB 
#include <bits/stdc++.h>
#include "dna.h"
using namespace std;
#define pb push_back

string analyse(int n, int t) {
    string s = "";
    while(1){
        if (s.size() == n) break;
        if (make_test(s+'0') == true) s += '0';
        else s += '1';
    }
    int l = 0, r = n-1, x = 0;
    while(l <= r){
        int md = (l+r)>>1;
        string str = ""; 
        for (int i = 0; i <= md; i++) str += s[i];
        if (make_test(str) == true){
            x = n-md-1;            
            l = md + 1;
        }else r = md - 1;
    }
    if (!x) return s;
    while(x--) s.pop_back();
    while(1){
        if (s.size() == n) return s;
        if (make_test('0'+s) == true) s = '0'+s;
        else s = '1'+s;
    }
}

Compilation message

dna.cpp: In function 'std::string analyse(int, int)':
dna.cpp:9:22: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
    9 |         if (s.size() == n) break;
      |             ~~~~~~~~~^~~~
dna.cpp:26:22: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   26 |         if (s.size() == n) return s;
      |             ~~~~~~~~~^~~~
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 296 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 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 1 ms 212 KB Output is correct
11 Correct 1 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 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 1 ms 296 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 0 ms 300 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 300 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 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 300 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 304 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 300 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 0 ms 304 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 0 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 0 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 296 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Correct 1 ms 300 KB Output is correct
34 Correct 1 ms 212 KB Output is correct

Subtask #3
0 / 64.0

# 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 296 KB Output is correct
5 Correct 0 ms 304 KB Output is correct
6 Correct 0 ms 300 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 216 KB Output is correct
9 Correct 0 ms 216 KB Output is correct
10 Correct 0 ms 300 KB Output is correct
11 Correct 0 ms 216 KB Output is correct
12 Correct 0 ms 216 KB Output is correct
13 Correct 0 ms 220 KB Output is correct
14 Correct 0 ms 308 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 216 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 216 KB Output is correct
19 Correct 1 ms 216 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 1 ms 216 KB Output is correct
22 Incorrect 8 ms 296 KB Too many tests
23 Incorrect 13 ms 300 KB Too many tests
24 Incorrect 15 ms 388 KB Too many tests
25 Incorrect 16 ms 392 KB Too many tests
26 Incorrect 15 ms 388 KB Too many tests
27 Correct 5 ms 340 KB Output is correct
28 Correct 5 ms 352 KB Output is correct
29 Correct 5 ms 300 KB Output is correct
30 Correct 7 ms 400 KB Output is correct
31 Correct 7 ms 344 KB Output is correct
32 Correct 5 ms 356 KB Output is correct
33 Incorrect 10 ms 384 KB Too many tests
34 Incorrect 12 ms 340 KB Too many tests
35 Incorrect 8 ms 340 KB Too many tests
36 Incorrect 13 ms 340 KB Too many tests
37 Incorrect 13 ms 300 KB Too many tests
38 Correct 5 ms 332 KB Output is correct
39 Incorrect 11 ms 388 KB Too many tests