a=[['1','2','3'],['4','5','6'],['7','8','9']] b=0 c=0 t=0 u=0 result = "" """while t<3: u=0 c=0 result = '' while u<3: result = result + a[b][c] c+=1 u+=1 print(result) b+=1 t+=1""" i='' j='' for i in a: result="" for j in i: result = result + j print(result)