oj.uz

Submission #800955

# Submission time Handle Problem Language Result Execution time Memory
800955 2023-08-02T02:17:23 Z LIF Martian DNA (IOI16_dna) C++14
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) {
    int l = 1;
    int r = n;
    int len = 0;
    while(l<=r)
    {
    	int mid = (l+r)>>1;
    	string temp;
    	for(int i=1;i<=mid;i++)temp += "0";
    	if(make_test(temp) == true)
    	{
    		l = mid+1;
    		len = mid;
		}
		else r = mid-1;
	}
	string ans;
	for(int i=1;i<=len;i++)ans += "0";
	int now = 0;
	while(now <= len && ans.size() < n)
	{
		ans += "1";
		if(make_test(ans) == true)
		{
			now = 0;
		}
		else
		{
			now++;
			ans.erase(ans.size()-1);
			ans += "0";
		}
	}
	if(make_test(ans) == true)return ans;
	while(now--)ans.erase(ans.size()-1);
//	cout<<ans<<endl;
	while(ans.size() < n)
	{
		ans = "1" + ans;
		if(make_test(ans) == false)
		{
			ans.erase(0,1);
			ans = "0" + ans;
		}
		//cout<<ans<<endl;
	}
    return ans;
}

Compilation message

dna.cpp: In function 'std::string analyse(int, int)':
dna.cpp:24:33: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   24 |  while(now <= len && ans.size() < n)
      |                      ~~~~~~~~~~~^~~
dna.cpp:41:19: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   41 |  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 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 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 Incorrect 0 ms 212 KB Wrong DNA
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 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 0 ms 212 KB Output is correct
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 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 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 Incorrect 0 ms 212 KB Wrong DNA
15 Incorrect 0 ms 212 KB Wrong DNA
16 Correct 0 ms 212 KB Output is correct
17 Incorrect 1 ms 212 KB Wrong DNA
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 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 Incorrect 0 ms 212 KB Wrong DNA
24 Correct 0 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 Incorrect 0 ms 212 KB Wrong DNA
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Incorrect 0 ms 212 KB Wrong DNA
32 Correct 0 ms 212 KB Output is correct
33 Correct 0 ms 212 KB Output is correct
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 Correct 0 ms 212 KB Output is correct
5 Correct 1 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 Incorrect 0 ms 212 KB Wrong DNA
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Incorrect 1 ms 212 KB Wrong DNA
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Incorrect 0 ms 212 KB Wrong DNA
22 Incorrect 7 ms 340 KB Wrong DNA
23 Correct 8 ms 340 KB Output is correct
24 Correct 7 ms 360 KB Output is correct
25 Correct 10 ms 396 KB Output is correct
26 Incorrect 10 ms 340 KB Wrong DNA
27 Correct 5 ms 340 KB Output is correct
28 Incorrect 5 ms 340 KB Wrong DNA
29 Correct 0 ms 212 KB Output is correct
30 Correct 4 ms 340 KB Output is correct
31 Correct 5 ms 340 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Incorrect 7 ms 340 KB Wrong DNA
34 Incorrect 7 ms 340 KB Wrong DNA
35 Incorrect 6 ms 340 KB Wrong DNA
36 Incorrect 6 ms 324 KB Wrong DNA
37 Incorrect 6 ms 340 KB Wrong DNA
38 Correct 4 ms 328 KB Output is correct
39 Correct 8 ms 340 KB Output is correct