for i in range(100, 1000):
    if i % 2 == 0 and i % 7 ==0:
        print(i)

for i in range(1, 11):
    print(i, "*", i, "=", i ** 2)

s = 0
for i in range(10, 100):
    s += i
print(s)

for i in range(4):
    print("Hello")

