Τι θα εμφανίσει;
x = [21, 23, 25,27] y = [5, 6, 7, 8] a = [x, y] print a[1][2]
x = [21, 23, 25,27]
y = [5, 6, 7, 8]
a = [x, y]
print a[1][2]
6
23
7
25