summ = 0
for i in range(11):
if i % 2 == 0:
summ += i
print(summ)
ans = 0
for x in range(11):
if x % 2 == 0:
ans += x
print(ans)
summ = 0
for i in range(11):
if i % 2 == 0:
summ += i
print(summ)
ans = 0
for x in range(11):
if x % 2 == 0:
ans += x
print(ans)