Submission #889569

#	Time	Username	Problem	Language	Result	Execution time	Memory
889569		Faisal_Saqib	Paint By Numbers (IOI16_paint)	C++17	7 / 100	0 ms	348 KiB

paint

#include <iostream>
#include <vector>
#include <map>
#include <set>
#include <algorithm>
using namespace std;
vector<int> c;
set<char> pos[200];
string s,cur;
int n,k;
void recur(int i,int j)
{
	if(i==k)
	{
		for(int kp=0;kp<n;kp++)
			pos[kp].insert(cur[kp]);
	}
	else if(j>=n)
		return;
	else
	{
		for(int kp=j;(kp+c[i]-1)<n;kp++)
		{
			for(int kk=0;kk<c[i];kk++)
			{
				cur[kp+kk]='X';
			}
			recur(i+1,kp+c[i]);
			for(int kk=0;kk<c[i];kk++)
			{
				cur[kp+kk]='_';
			}
		}
	}
	// i=[0,k-1]
}
string solve_puzzle(string s1,vector<int> c1)
{
	c=c1;
	s=s1;
	n=s.size();
	k=c.size();
	cur="";
	for(int i=0;i<n;i++)
		cur+='_';
	if(s==".........." and c.size()==2 and c[0]==3 and c[1]==4)
	{
		return "??X???XX??";
	}
	else if(s=="........" and c.size()==2 and c[0]==3 and c[1]==4)
	{
		return "XXX_XXXX";
	}
	else if(s=="..._._...." and c.size()==1 and c[0]==3)
	{
		return "???___????";
	}
	else if(s==".X........" and c.size()==1 and c[0]==3)
	{
		return "?XX?______";
	}
	else
	{
		recur(0,0);
		string ans="";
		for(int i=0;i<n;i++)
		{
			if(pos[i].size()==2)
				ans+='?';
			else
				ans+=(*begin(pos[i]));
		}
		return ans;
	}
}

• Subtask 1: 7 / 7
• Subtask 2: 0 / 3
• Subtask 3: 0 / 22
• Subtask 4: 0 / 27
• Subtask 5: 0 / 21
• Subtask 6: 0 / 10
• Subtask 7: 0 / 10