1) print(sum([x for x in range(1, 101)]))
2) print(sum([x for x in range(15)]))
3) print(*[x for x in range(2, 498, 2)])
4) from functools import reduce; print(reduce((lambda x, y: x * y), [x for x in range(1, 9436, 2)]))
5) s = 0 for i in range(5): s += int(input()) print(s)