print(100)

print(100 + 10)

print(((100 + 10) / 10) - 10)

print((((100 + 10) / 10) - 10) * 10)

a = 100
print(a)

b = a + 10
print(b)

c = b / 10
print(c)

d = c - 10
print(d)

e = d * 10
print(e)

