题解 | #汽水瓶#
汽水瓶
https://www.nowcoder.com/practice/fe298c55694f4ed39e256170ff2c205f
import sys
def max_drink(n):
max = 0
while(n >= 3):
new_drink = n // 3
max += new_drink
n = n % 3 + new_drink
if n == 2:
max += 1
return max
input_data = sys.stdin.read().strip().split()
results = []
for line in input_data:
n = int(line)
if n == 0:
break
results.append(max_drink(n))
for result in results:
print(result)
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