res = 0
for i in range(1, 1001):
    if i % 5 == 0:
        res += i
print(res)

2095755fc99a31b9ae68632780f327c502ee2551
<mask token>

<mask token>
for i in range(1, 1001):
    if i % 5 == 0:
        res += i
print(res)

res = 0
for i in range(1, 1001):
    if i % 5 == 0:
        res += i
print(res)
