Submission #45979

#	Time	Username	Problem	Language	Result	Execution time	Memory
45979		MatheusLealV	Martian DNA (IOI16_dna)	C++17	36 / 100	25 ms	692 KiB

dna

#include <bits/stdc++.h>
#include "dna.h"
using namespace std;

string analyse(int n, int t)
{
	string aux = "";

	while(true)
	{
		int dx = rand()%2;

		if(dx == 0)
		{
			if( make_test(aux + "0") ) aux += "0";

			else if(make_test(aux + "1")) aux += "1";

			else break;
		}

		else
		{
			if( make_test(aux + "1") ) aux += "1";

			else if(make_test(aux + "0")) aux += "0";

			else break;			
		}
	}

	while(true)
	{
		int dx = rand()%2;

		if(dx == 0)
		{
			if( make_test("0" + aux) ) aux = "0" + aux;

			else if(make_test("1" + aux)) aux = "1" + aux;

			else break;
		}

		else
		{
			if( make_test("1" + aux) ) aux = "1" + aux;

			else if(make_test("0" + aux)) aux = "0" + aux;

			else break;			
		}
	}

	return aux;
}

Compilation message (stderr)

grader.cpp: In function 'bool make_test(std::__cxx11::string)':
grader.cpp:14:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i = 0; i < p.size(); i++) {
                  ~~^~~~~~~~~~
grader.cpp:23:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i = 1; i <= ss.size(); i++) {
                  ~~^~~~~~~~~~~~
grader.cpp:28:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   if (pr[i] == p.size()) {

• Subtask 1: 11 / 11
• Subtask 2: 25 / 25
• Subtask 3: 0 / 64