oj.uz

Submission #831853

# Submission time Handle Problem Language Result Execution time Memory
831853 2023-08-20T16:06:39 Z KemalK Martian DNA (IOI16_dna) C++17
0 / 100
 10 ms 396 KB 
#include "dna.h"
#include <bits/stdc++.h>
#include <cstdlib>
using namespace std;

std::string analyse(int n, int t) {
    string ans = "";
    int l = 0, r = n;
    while (l < r){
        int mid = (r + l + 1)>>1;
        string cur = "";
        for (int i = 0; i < mid; i++){
            cur += "0";
        }
        if (make_test(cur)){
            l = mid;
        }
        else{
            r = mid - 1;
        }
    }
    int k = 0;
    for (int i = 0; i < l; i++){
        ans += "0";
    }
    while(ans.size() < n and k <= l){
        if (make_test(ans + "1")){
            ans += "1";
            k = 0;
        }
        else{
            k++;
            ans += "0";
        }
    }
    for (int i = 0; i < l; i++){
        ans.pop_back();
    }
    while(make_test(ans + "0")){
        ans += "0";
    }
    while(ans.size() < n){
        if (make_test("1" + ans)){
            ans = "1" + ans;
        }
        else{
            ans = "0" + ans;
        }
    }
    return ans;
}

Compilation message

dna.cpp: In function 'std::string analyse(int, int)':
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 |     while(ans.size() < n and k <= l){
      |           ~~~~~~~~~~~^~~
dna.cpp:42:22: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   42 |     while(ans.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 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Incorrect 0 ms 212 KB Wrong DNA
5 Correct 0 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 Incorrect 0 ms 212 KB Wrong DNA
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 Incorrect 0 ms 212 KB Wrong DNA
13 Correct 0 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Incorrect 0 ms 212 KB Wrong DNA
17 Correct 0 ms 212 KB Output is correct
18 Incorrect 0 ms 212 KB Wrong DNA
19 Correct 0 ms 212 KB Output is correct
20 Incorrect 1 ms 212 KB Wrong DNA
21 Incorrect 0 ms 212 KB Wrong DNA
22 Incorrect 0 ms 212 KB Wrong DNA
23 Incorrect 1 ms 212 KB Wrong DNA
24 Correct 0 ms 212 KB Output is correct

Subtask #2
0 / 25.0

# 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 1 ms 212 KB Output is correct
4 Incorrect 0 ms 212 KB Wrong DNA
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 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 Incorrect 1 ms 288 KB Wrong DNA
12 Incorrect 0 ms 212 KB Wrong DNA
13 Incorrect 0 ms 212 KB Wrong DNA
14 Correct 1 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Incorrect 0 ms 212 KB Wrong DNA
17 Correct 0 ms 212 KB Output is correct
18 Incorrect 0 ms 212 KB Wrong DNA
19 Incorrect 0 ms 212 KB Wrong DNA
20 Incorrect 0 ms 212 KB Wrong DNA
21 Incorrect 0 ms 212 KB Wrong DNA
22 Incorrect 0 ms 212 KB Wrong DNA
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 Incorrect 0 ms 212 KB Wrong DNA
27 Correct 0 ms 212 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Incorrect 0 ms 212 KB Wrong DNA
30 Incorrect 0 ms 212 KB Wrong DNA
31 Correct 0 ms 212 KB Output is correct
32 Incorrect 0 ms 212 KB Wrong DNA
33 Incorrect 0 ms 212 KB Wrong DNA
34 Correct 0 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 Incorrect 0 ms 212 KB Wrong DNA
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 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Incorrect 1 ms 212 KB Wrong DNA
12 Correct 0 ms 212 KB Output is correct
13 Incorrect 0 ms 256 KB Wrong DNA
14 Incorrect 0 ms 212 KB Wrong DNA
15 Correct 0 ms 212 KB Output is correct
16 Incorrect 0 ms 212 KB Wrong DNA
17 Incorrect 0 ms 212 KB Wrong DNA
18 Correct 1 ms 280 KB Output is correct
19 Incorrect 0 ms 212 KB Wrong DNA
20 Incorrect 0 ms 212 KB Wrong DNA
21 Correct 1 ms 212 KB Output is correct
22 Correct 7 ms 340 KB Output is correct
23 Incorrect 6 ms 340 KB Wrong DNA
24 Incorrect 7 ms 380 KB Wrong DNA
25 Incorrect 7 ms 396 KB Wrong DNA
26 Correct 10 ms 340 KB Output is correct
27 Incorrect 5 ms 340 KB Wrong DNA
28 Correct 5 ms 380 KB Output is correct
29 Correct 5 ms 340 KB Output is correct
30 Correct 5 ms 340 KB Output is correct
31 Incorrect 5 ms 384 KB Wrong DNA
32 Correct 5 ms 380 KB Output is correct
33 Correct 7 ms 376 KB Output is correct
34 Correct 7 ms 344 KB Output is correct
35 Correct 6 ms 380 KB Output is correct
36 Correct 6 ms 348 KB Output is correct
37 Correct 6 ms 388 KB Output is correct
38 Incorrect 8 ms 364 KB Wrong DNA
39 Correct 8 ms 344 KB Output is correct