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var cols=5var rows=5gridart=[ [0,0,0,0,0], [0,0,0,0,0], [0,0,0,0,0], [0,0,0,0,0], [0,0,0,0,0]]function make2DArray(cols, rows) { var arr = new Array(cols); for (var i = 0; i < arr.length; i++) { arr[i] = new Array(rows); } //print(arr);}function setup() { createCanvas(400, 400); gridart=[[0,0,0,0,0], [0,0,0,0,0], [0,0,0,0,0], [0,0,0,0,0], [0,0,0,0,0]] for (var i = 0; i < cols; i++) { for (var j = 0; j < rows; j++) { gridart[i][j] = random(0,255) } //print(gridart)}}function draw() { background (51); for (var i = 0; i < rows; i++) { for (var j = 0; j < cols; j++) { var x = i * 80; var y = j * 80; //fill(gridart[i][j]) rect(x, y, 80, 80); } } neigh(2,0,gridart) //print("arr",arr) }function mousePressed() { for (var i = 0; i < 5; i++) { for (var j = 0; j < 5; j++) { if (touch(i,j,mouseX,mouseY)){ change(i,j) print(0) }}} }function change(i,j){ fill(255,255) rect(100,100,80,80) print("hello")}function touch(i,j,x,y){ return (x > i*80 && x < (i+1)*80 && y > j*80 && y < (j +1)*80);}function neigh(i,j,grid){ arr=[] if ((i+1 >= 0 && i+1 < rows) && ((j >= 0 && j < cols) )){ append(arr, grid[i+1][j]); } if ((i+1 >= 0 && i+1 < rows) && ((j+1 >= 0 && j+1 < cols) )){ append(arr, grid[i+1][j+1]); } if ((i >= 0 && i < rows) && ((j+1 >= 0 && j+1 < cols) )){ append(arr, grid[i][j+1]); } if ((i-1 >= 0 && i-1 < rows) && ((j >= 0 && j < cols) )){ append(arr, grid[i-1][j]); } if ((i >= 0 && i < rows) && ((j-1 >= 0 && j-1 < cols) )){ append(arr, grid[i][j-1]); } if ((i-1 >= 0 && i-1 < rows) && ((j+1 >= 0 && j+1 < cols) )){ append(arr, grid[i-1][j+1]); } if ((i-1 >= 0 && i-1 < rows) && ((j-1 >= 0 && j-1 < cols) )){ append(arr, grid[i-1][j-1]); } if ((i+1 >= 0 && i+1 < rows) && ((j-1 >= 0 && j-1 < cols) )){ append(arr, grid[i+1][j-1]); } return arr }