# Exercise picture = [ [0,0,0,1,0,0,0], [0,0,1,1,1,0,0], [0,1,1,1,1,1,0], [1,1,1,1,1,1,1], [0,0,0,1,0,0,0], [0,0,0,1,0,0,0] ] #1 We want to iterate over picture # 2 if 0 -> print ' ' # 3 if 1 -> print '*' for row in picture: for pixel in row: if (pixel): print('*', end='') #the end=' ' is used to place a space after the displayed string instead of a newline. else: print(' ', end='') print(' ')