LeJeuDeLaVie.txt

import java.util.*;
import java.io.*;
import java.math.*;

/**
 * Auto-generated code below aims at helping you parse
 * the standard input according to the problem statement.
 **/
class Solution {

    public static void main(String args[]) {
        Scanner in = new Scanner(System.in);
        int width = in.nextInt();
        int height = in.nextInt();
        int[][] tableau = new int[height][width];
        int[][] tableauResultat = new int[height][width];
        for (int i = 0; i < height; i++) {
            String line = in.next();
            //System.err.println(line);
            for(int j=0; j<width; j++){
                tableau[i][j] = Character.getNumericValue(line.charAt(j));
            }
        }
        for (int i = 0; i < height; i++) {
            for(int j=0; j<width; j++){
                int celluleVivanteAutour = 0;
                //System.err.println("debut " +celluleVivanteAutour);
                if(j-1>=0){
                    celluleVivanteAutour += tableau[i][j-1];
                }
                if(j+1<width){
                    celluleVivanteAutour += tableau[i][j+1];
                }
                if(i-1>=0){
                    celluleVivanteAutour += tableau[i-1][j];
                }
                if(i+1<height){
                    celluleVivanteAutour += tableau[i+1][j];
                }
                if(i-1>=0 && j-1>=0){
                    celluleVivanteAutour += tableau[i-1][j-1];
                }
                if(i-1>=0 && j+1<width){
                    celluleVivanteAutour += tableau[i-1][j+1];
                }
                if(i+1<height && j-1>=0){
                    celluleVivanteAutour += tableau[i+1][j-1];
                }
                if(i+1<height && j+1<width){
                    celluleVivanteAutour += tableau[i+1][j+1];
                }
                //System.err.println(celluleVivanteAutour);
                
                if(tableau[i][j] == 1 &&(celluleVivanteAutour>=2 && celluleVivanteAutour<=3)){
                    // System.err.println("vivante " +tableauResultat[i][j]);
                    tableauResultat[i][j] = 1;
                }else if(tableau[i][j] == 0 && celluleVivanteAutour==3){
                     // System.err.println("résurection " +tableauResultat[i][j]);
                     tableauResultat[i][j] = 1;
                }else{
                    // System.err.println("mort " +tableauResultat[i][j]);
                    tableauResultat[i][j] = 0;
                }
                //System.err.println("Fin " +tableauResultat[i][j]);
                System.out.print(tableauResultat[i][j]);
            }
            if(i < height-1) System.out.println("");
        }

    }
}