sum = 0
x = 1
while x <= 100:
sum += x if x % 2 != 0 else 0
x += 1
print sum
x = 1
while x <= 100:
sum += x if x % 2 != 0 else 0
x += 1
print sum
2016-01-24
print [x*100 + y*10 + z*1 for x in range(1,10) for y in range(0,10) for z in range(1,10) if [x, y, z] == [z, y, x]]
2016-01-23