累乘
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Description
求从a到b的累乘值。 数据保证 0<=a,b<=22; 0<=b-a<15;
Input Format
两个整数 a,b
Output Format
从a到b的累乘值
Sample
input
2 4
output
24
Hint
时间限制：
空间限制：
20200910-基础递归训练
- Status
- Done
- Rule
- ACM/ICPC
- Problem
- 10
- Start at
- 2020-9-13 15:29
- End at
- 2020-10-1 15:29
- Duration
- 432 hour(s)
- Host
-
admin
- Partic.
- 18
