UVa 253

Cube Painting.cpp

#include <stdio.h>
#include <iostream>
#include <string>

using namespace std;

void rotateClockwiseInAxisXZ(string &die)
{
	swap(die[1], die[3]);
	swap(die[3], die[4]);
	swap(die[4], die[2]);
}

void rotateClockwiseInAxisXY(string &die)
{
	swap(die[0], die[2]);
	swap(die[2], die[5]);
	swap(die[5], die[3]);
}

void rotateClockwiseInAxisYZ(string &die)
{
	swap(die[0], die[1]);
	swap(die[1], die[5]);
	swap(die[5], die[4]);
}

string generateNewDieWithNewTop(const string &die, int numOnTop)
{
	auto newDie = string{ die };
	if (numOnTop == 2)
	{
		rotateClockwiseInAxisYZ(newDie);
	}
	else if (numOnTop == 6)
	{
		rotateClockwiseInAxisYZ(newDie);
		rotateClockwiseInAxisYZ(newDie);
	}
	else if (numOnTop == 5)
	{
		rotateClockwiseInAxisYZ(newDie);
		rotateClockwiseInAxisYZ(newDie);
		rotateClockwiseInAxisYZ(newDie);
	}
	else if (numOnTop == 3)
	{
		rotateClockwiseInAxisXY(newDie);
	}
	else if (numOnTop == 4)
	{
		rotateClockwiseInAxisXY(newDie);
		rotateClockwiseInAxisXY(newDie);
		rotateClockwiseInAxisXY(newDie);
	}

	return newDie;
}

bool isTwoDieIdentical(const string die1, const string die2)
{
	for (auto facetOnTop = 1; facetOnTop <= 6; facetOnTop++)
	{
		auto die = generateNewDieWithNewTop(die1, facetOnTop);
		for (auto roateTimesInAxisXZ = 0; roateTimesInAxisXZ < 4; roateTimesInAxisXZ++)
		{
			rotateClockwiseInAxisXZ(die);
			if (die == die2)
			{
				return true;
			}
		}
	}

	return false;
}

int main()
{
	auto inputText = string{};
	while (getline(cin, inputText))
	{
		auto result = isTwoDieIdentical(inputText.substr(0, 6), inputText.substr(6, 6)) ? "TRUE" : "FALSE";
		puts(result);
	}
	return 0;
}