Task: Conway's Game of Life





Java: public class GameOfLife{
	public static void main(String[] args){
		String[] dish= {
				"_#_",
				"_#_",
				"_#_",};
		int gens= 3;
		for(int i= 0;i < gens;i++){
			System.out.println("Generation " + i + ":");
			print(dish);
			dish= life(dish);
		}
	}

	public static String[] life(String[] dish){
		String[] newGen= new String[dish.length];
		for(int row= 0;row < dish.length;row++){
			newGen[row]= "";
			for(int i= 0;i < dish[row].length();i++){
				String above= "";
				String same= "";
				String below= "";
				if(i == 0){
					
					
					above= (row == 0) ? null : dish[row - 1].substring(i,
									i + 2);
					same= dish[row].substring(i + 1, i + 2);
					
					
					below= (row == dish.length - 1) ? null : dish[row + 1]
									.substring(i, i + 2);
				}else if(i == dish[row].length() - 1){
					
					
					above= (row == 0) ? null : dish[row - 1].substring(i - 1,
									i + 1);
					same= dish[row].substring(i - 1, i);
					
					
					below= (row == dish.length - 1) ? null : dish[row + 1]
									.substring(i - 1, i + 1);
				}else{
					
					
					above= (row == 0) ? null : dish[row - 1].substring(i - 1,
									i + 2);
					same= dish[row].substring(i - 1, i)
									+ dish[row].substring(i + 1, i + 2);
					
					
					below= (row == dish.length - 1) ? null : dish[row + 1]
									.substring(i - 1, i + 2);
				}
				int neighbors= getNeighbors(above, same, below);
				if(neighbors < 2 || neighbors > 3){
					newGen[row]+= "_";
				}else if(neighbors == 3){
					newGen[row]+= "#";
				}else{
					newGen[row]+= dish[row].charAt(i);
				}
			}
		}
		return newGen;
	}

	public static int getNeighbors(String above, String same, String below){
		int ans= 0;
		if(above != null){
			for(char x: above.toCharArray()){
				if(x == '#') ans++;
			}
		}
		for(char x: same.toCharArray()){
			if(x == '#') ans++;
		}
		if(below != null){
			for(char x: below.toCharArray()){
				if(x == '#') ans++;
			}
		}
		return ans;
	}

	public static void print(String[] dish){
		for(String s: dish){
			System.out.println(s);
		}
	}
}




VB: option explicit
const tlcr=3, tlcc=3
const maxdim=15

dim a(15,15)
dim b(15,15)
dim ans0:ans0=chr(27)&"["
dim gen,n

erase a

a(0,1)=true:a(1,2)=true:a(2,0)=true:a(2,1)=true:a(2,2)=true

a(3,13)=true:a(4,13)=true:a(5,13)=true

a(11,1)=true:a(11,2)=true: a(12,1)=true:a(12,2)=true
a(13,3)=true:a(13,4)=true: a(14,3)=true:a(14,4)=true

gen=0
doframe

do
  display 
  wscript.sleep(100)
  n=newgen
loop until n=0
display 

sub cls()  wscript.StdOut.Write ans0 &"2J"&ans0 &"?25l":end sub 
sub toxy(r,c,s)  wscript.StdOut.Write ans0 & r & ";" & c & "f"  & s :end sub
function iif(a,b,c) if a then iif=b else iif=c end if :end function

sub doframe
  dim r,c,s
	const frame="@"
	cls
	toxy 1,tlcc-1, "Conway
	toxy tlcr-1,tlcc-1,string(maxdim+3,frame)
	s=frame&space(maxdim+1)&frame
	for r=0 to maxdim
		toxy tlcr+r,tlcc-1,s
	next
	toxy tlcr+maxdim+1,tlcc-1,string(maxdim+3,frame)
end sub

sub display 
dim r,c
const pix="#"
for r=0 to maxdim
   for c=0 to maxdim
	   toxy tlcr+r,tlcc+c,iif (a(r,c),pix," ") 
	 next
next
toxy tlcr+maxdim+2,tlcc-1,gen & " " & n
toxy tlcr+maxdim+3,tlcc-1,""
gen=gen+1
end sub

function newgen
  dim r,c,cnt,cp,cm,rp,rm
	for r=0 to maxdim
	  for c=0 to maxdim
			cp=(c+1) and maxdim    
			cm=(c-1) and maxdim
			rp=(r+1) and maxdim
			rm=(r-1) and maxdim
			cnt=0
			cnt=- a(rp,cp) - a(rp,c) - a(rp,cm)  
			cnt=cnt- a(r,cp)-	 a(r,cm)	
			cnt=cnt- a(rm,cp)- a(rm,c) - a(rm,cm)  
			 
			if a(r,c) then 
				b(r,c)=iif (cnt=2 or cnt=3,true,false)
			else
				b(r,c)=iif (cnt=3,true,false)					
			end if
	  next 
	next
	for r=0 to maxdim
	  for c=0 to maxdim
		  a(r,c)=b(r,c)
		  newgen=newgen- b(r,c)
	  next
	next
end function