oj.uz

Submission #831679

# Submission time Handle Problem Language Result Execution time Memory
831679 2023-08-20T12:14:37 Z KemalK Martian DNA (IOI16_dna) C++17
100 / 100
 11 ms 472 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 = (l + r + 1)>>1;
        string cur = "";
        for (int i = 0; i < mid; i++){
            cur += "0";
        }
        if (make_test(cur)){
            l = mid;
        }
        else{
            r = mid - 1;
        }
    }
    for (int i = 0; i < l; i++){
        ans += "0";
    }
    int k = 0;
    while(ans.size() < n && k <= l){
        if (make_test(ans + "1")){
            k = 0;
            ans += "1";
        }
        else{
            k++;
            ans += "0";
        }
    }
    while(k--){
        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 && 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
11.0 / 11.0

# 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 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 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 1 ms 296 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 0 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 0 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 1 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 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 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 1 ms 300 KB Output is correct
10 Correct 0 ms 300 KB Output is correct
11 Correct 1 ms 296 KB Output is correct
12 Correct 1 ms 296 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 300 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 300 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 0 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 0 ms 212 KB Output is correct
27 Correct 0 ms 212 KB Output is correct
28 Correct 1 ms 292 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 300 KB Output is correct
31 Correct 1 ms 300 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 1 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 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 252 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 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 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 1 ms 296 KB Output is correct
19 Correct 1 ms 304 KB Output is correct
20 Correct 1 ms 304 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 7 ms 340 KB Output is correct
23 Correct 8 ms 384 KB Output is correct
24 Correct 7 ms 396 KB Output is correct
25 Correct 11 ms 340 KB Output is correct
26 Correct 10 ms 368 KB Output is correct
27 Correct 5 ms 340 KB Output is correct
28 Correct 5 ms 340 KB Output is correct
29 Correct 1 ms 304 KB Output is correct
30 Correct 5 ms 380 KB Output is correct
31 Correct 5 ms 348 KB Output is correct
32 Correct 1 ms 304 KB Output is correct
33 Correct 7 ms 340 KB Output is correct
34 Correct 8 ms 472 KB Output is correct
35 Correct 6 ms 384 KB Output is correct
36 Correct 7 ms 340 KB Output is correct
37 Correct 6 ms 344 KB Output is correct
38 Correct 4 ms 344 KB Output is correct
39 Correct 8 ms 368 KB Output is correct