Submission #598025

# Submission time Handle Problem Language Result Execution time Memory
598025 2022-07-17T11:31:11 Z Pyishtell Martian DNA (IOI16_dna) C++17
0 / 100
13 ms 416 KB
#include "dna.h"

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;

std::string analyse(int n, int t) {
    int start=1, end=n;
    while(end-start>1){
        int middle=(start+end)/2;
        if(make_test(string(middle,'0'))) start=middle;
        else end=middle;
    }
    string s=string(start,'0');
    int index=0;
    while(index<=start){
        if(make_test(s+'1')) s=s+'1', index=0;
        else s=s+'0', index++;
    }
    start=s.size()-start-1, end=s.size();
    while(end-start>1){
        int middle=(start+end)/2;
        if(make_test(s.substr(0,middle))) start=middle;
        else end=middle;
    }
    s=s.substr(0,start);
    while(s.size()<n){
        if(make_test('1'+s)) s='1'+s;
        else s='0'+s;
    }
    return s;
}

Compilation message

dna.cpp: In function 'std::string analyse(int, int)':
dna.cpp:27:19: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   27 |     while(s.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()) {
# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Incorrect 1 ms 296 KB Wrong DNA
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 Incorrect 0 ms 212 KB Wrong DNA
7 Correct 1 ms 300 KB Output is correct
8 Correct 1 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 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 304 KB Output is correct
15 Incorrect 1 ms 212 KB Wrong DNA
16 Correct 1 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 300 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 1 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 0 ms 212 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Incorrect 0 ms 300 KB Wrong DNA
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 296 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Incorrect 1 ms 212 KB Wrong DNA
7 Correct 1 ms 212 KB Output is correct
8 Incorrect 1 ms 212 KB Wrong DNA
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 296 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 0 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 300 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 300 KB Output is correct
23 Correct 1 ms 300 KB Output is correct
24 Correct 1 ms 296 KB Output is correct
25 Incorrect 1 ms 212 KB Wrong DNA
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 304 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
# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Incorrect 1 ms 212 KB Wrong DNA
3 Correct 1 ms 304 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Incorrect 1 ms 212 KB Wrong DNA
7 Correct 0 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 1 ms 212 KB Output is correct
12 Correct 1 ms 292 KB Output is correct
13 Correct 1 ms 296 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 8 ms 416 KB Output is correct
23 Correct 11 ms 340 KB Output is correct
24 Correct 9 ms 416 KB Output is correct
25 Correct 12 ms 388 KB Output is correct
26 Correct 11 ms 340 KB Output is correct
27 Correct 6 ms 340 KB Output is correct
28 Correct 6 ms 340 KB Output is correct
29 Correct 13 ms 332 KB Output is correct
30 Incorrect 8 ms 300 KB Wrong DNA
31 Correct 5 ms 340 KB Output is correct
32 Correct 13 ms 340 KB Output is correct
33 Correct 8 ms 296 KB Output is correct
34 Correct 8 ms 388 KB Output is correct
35 Correct 7 ms 340 KB Output is correct
36 Correct 8 ms 408 KB Output is correct
37 Correct 9 ms 340 KB Output is correct
38 Correct 12 ms 340 KB Output is correct
39 Correct 12 ms 384 KB Output is correct