oj.uz

Submission #973650

# Submission time Handle Problem Language Result Execution time Memory
973650 2024-05-02T09:00:18 Z penguin133 Hidden Sequence (info1cup18_hidden) C++17
59 / 100
 5 ms 700 KB 
#include <bits/stdc++.h>
using namespace std;
#include "grader.h"
//#define int long long
#define pi pair<int, int>
#define pii pair<int, pi>
#define fi first
#define se second
#ifdef _WIN32
#define getchar_unlocked _getchar_nolock
#endif
mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count());
 
vector < int > findSequence (int N)
{
	vector <int> x;
	for(int i = 0; i < N / 2 + 1; i++)x.push_back(0);
	if(isSubsequence(x)){
		int ones = 0;
		while(1){
			x.clear();
			for(int i = 0; i < ones + 1; i++)x.push_back(1);
			if(isSubsequence(x))ones++;
			else break;
		}
		vector <int> ans;
		int num0 = 0, num1 = 0;
		for(int i = 0; i < ones; i++){
			int zrs = 0;
			while(1){
				vector <int> qry;
				if(num1 < num0)for(int j = 0; j < i; j++)qry.push_back(1);
				else {
					for(int j = 0; j < num0; j++)qry.push_back(0);
				}
				for(int j = 0; j < zrs + 1; j++)qry.push_back(0);
				for(int j = 0; j < ones - i; j++)qry.push_back(1);
				if(qry.size() <= N && isSubsequence(qry))zrs++;
				else break;
			}
			for(int j = 0; j < zrs; j++)ans.push_back(0);
			ans.push_back(1);
			num0 += zrs; num1 += 1;
		}
		while(ans.size() < N)ans.push_back(0);
		return ans;
	}
	else{
		int ones = 0;
		while(1){
			x.clear();
			for(int i = 0; i < ones + 1; i++)x.push_back(0);
			if(isSubsequence(x))ones++;
			else break;
		}
		vector <int> ans;
		int num0 = 0, num1 = 0;
		for(int i = 0; i < ones; i++){
			int zrs = 0;
			while(1){
				vector <int> qry;
				if(num1 < num0)for(int j = 0; j < num1; j++)qry.push_back(1);
				else {
					for(int j = 0; j < num0; j++)qry.push_back(0);
				}
				for(int j = 0; j < zrs + 1; j++)qry.push_back(1);
				for(int j = 0; j < ones - i; j++)qry.push_back(0);
				if(qry.size() <= N && isSubsequence(qry))zrs++;
				else break;
			}
			for(int j = 0; j < zrs; j++)ans.push_back(1);
			ans.push_back(0);
			num0++; num1 += zrs;
		}
		while(ans.size() < N)ans.push_back(1);
		return ans;
	}
}

Compilation message

hidden.cpp: In function 'std::vector<int> findSequence(int)':
hidden.cpp:38:19: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   38 |     if(qry.size() <= N && isSubsequence(qry))zrs++;
      |        ~~~~~~~~~~~^~~~
hidden.cpp:45:20: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   45 |   while(ans.size() < N)ans.push_back(0);
      |         ~~~~~~~~~~~^~~
hidden.cpp:68:19: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   68 |     if(qry.size() <= N && isSubsequence(qry))zrs++;
      |        ~~~~~~~~~~~^~~~
hidden.cpp:75:20: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   75 |   while(ans.size() < N)ans.push_back(1);
      |         ~~~~~~~~~~~^~~
grader.cpp: In function 'int main()':
grader.cpp:28:26: warning: format '%d' expects argument of type 'int', but argument 3 has type 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wformat=]
   28 |     fprintf (fifo_out, "%d\n", ans.size ());
      |                         ~^     ~~~~~~~~~~~
      |                          |              |
      |                          int            std::vector<int>::size_type {aka long unsigned int}
      |                         %ld
grader.cpp:29:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   29 |     for (int i=0; i<ans.size () && i < N; i++)
      |                   ~^~~~~~~~~~~~

Subtask #1
15.0 / 20.0

# Verdict Execution time Memory Grader output
1 Partially correct 1 ms 344 KB Output is partially correct: Maximum length of a query = 6
2 Partially correct 1 ms 344 KB Output is partially correct: Maximum length of a query = 8
3 Partially correct 0 ms 344 KB Output is partially correct: Maximum length of a query = 6
4 Correct 0 ms 344 KB Output is correct: Maximum length of a query = 5
5 Partially correct 0 ms 344 KB Output is partially correct: Maximum length of a query = 6

Subtask #2
44.0 / 80.0

# Verdict Execution time Memory Grader output
1 Partially correct 4 ms 440 KB Output is partially correct: Maximum length of a query = 86
2 Partially correct 3 ms 696 KB Output is partially correct: Maximum length of a query = 92
3 Partially correct 4 ms 700 KB Output is partially correct: Maximum length of a query = 99
4 Partially correct 3 ms 440 KB Output is partially correct: Maximum length of a query = 82
5 Partially correct 4 ms 436 KB Output is partially correct: Maximum length of a query = 101
6 Partially correct 3 ms 440 KB Output is partially correct: Maximum length of a query = 100
7 Partially correct 3 ms 692 KB Output is partially correct: Maximum length of a query = 128
8 Partially correct 2 ms 432 KB Output is partially correct: Maximum length of a query = 111
9 Partially correct 3 ms 436 KB Output is partially correct: Maximum length of a query = 126
10 Partially correct 3 ms 440 KB Output is partially correct: Maximum length of a query = 124
11 Correct 3 ms 600 KB Output is correct: Maximum length of a query = 96
12 Partially correct 3 ms 692 KB Output is partially correct: Maximum length of a query = 150
13 Partially correct 5 ms 440 KB Output is partially correct: Maximum length of a query = 105