//main.cpp file

#include

#include "GameOfLife.h"

using namespace std;

int main()

{

gameOfLife gol;

gol.run();

std::cin.get();

return 0;

}

//GameOfLife.h file

#ifndef GAME_OF_LIFE_H

#define GAME_OF_LIFE_H

#include

#include

class gameOfLife

{

public:

typedef std::vector< std::vector> gridVector;

private:

int gridSize;

gridVector mainGrid;

gridVector *gridCopy;

public:

gameOfLife();

public:

void run();

void initGrid();

void drawGrid();

void updateGrid();

void copyGrid ();

int checkNeighbors(gridVector *grid, int x, int y);

void nextGeneration(int x, int y, int lod);

int randGenerate(int start, int end);

private:

std::random_device randDevice;

std::mt19937 gen;

};

//GameOfLife.cpp

#include

#include "GameOfLife.h"

//Define gameOfLife

gameOfLife::gameOfLife() : gridSize(15), gen(randDevice())

{

}

void gameOfLife::initGrid()

{

for(int i = 0; i < gridSize; i++)

{

for(int j = 0; j < gridSize; j++)

{

mainGrid[i].push_back(0);

}

}

for(int i = 1; i < gridSize ; i++)

{

for(int j = 1; j < gridSize ; j++)

{

int randSize = randGenerate(2 , gridSize);

int state = randGenerate(0 , 2);

int indexRow = randGenerate(1, randSize );

int indexColumn = randGenerate(1, randSize );

mainGrid[indexColumn][indexRow] = state;

}

}

}

int gameOfLife::randGenerate(int start, int end)

{

std::uniform_int_distribution genenNum(start, end - 1);

return genenNum(gen);

}

void gameOfLife::drawGrid()

{

char ch = 100;

for(int i = 1; i < gridSize - 1; i++)

{

for(int j = 1; j < gridSize - 1; j++)

{

if(mainGrid[i][j])

{

std::cout << " "<

}

else

{

std::cout << " ";

}

}

std::cout<

}

}

void gameOfLife::copyGrid()

{

(*gridCopy).clear();

(*gridCopy).resize(gridSize);

for(int i = 0; i < gridSize; i++)

{

for(int j = 0; j< gridSize; j++)

{

(*gridCopy)[i].push_back((mainGrid)[i][j]);

}

}

}

void gameOfLife::updateGrid()

{

copyGrid();

for(int i = 1; i < gridSize - 1 ; i++)

{

for(int j = 1; j < gridSize - 1; j++)

{

int lod = checkNeighbors(gridCopy, i, j);

nextGeneration( i, j, lod);

}

}

}

int gameOfLife::checkNeighbors(gridVector *gridCopy, int x, int y)

{

int lod = 0;

for(int i = -1; i < 2; i++)

{

for(int j = -1; j < 2; j++)

{

if(!(i == 0 && j == 0))

{

if((*gridCopy)[ x + i ][ y + j ])

{

lod++;

}

}

}

}

return lod;

}

void gameOfLife::nextGeneration(int x, int y, int lod)

{

if(lod < 2)

{

mainGrid[x][y] = 0;

}

else if(lod == 3)

{

mainGrid[x][y] = 1;

}

else if(lod > 3)

{

mainGrid[x][y] = 0;

}

}

void gameOfLife::run()

{

drawGrid();

updateGrid();

}

I got one problem when i ran the program, but could not able to figure out.

I need to summit it in 4 hours

Can someone able to help on this problem please?