#T421. 货币系统
货币系统
Description
Given a monetary system with n denominations of currency, determine how many different ways there are to compose an amount m. Example: Let n=3, m=10, the required input and output formats are as follows:
Input Format
- The first line contains two integers
nandm(m <= 5000). - The following
nlines each contain an integer, where the(i+1)-th line represents the denomination of thei-th currency.
Output Format
A single integer representing the number of possible combinations.
3 10
1
2
5
10
## Source
CodesOnline
The translation maintains the original markdown heading format (## for H2) and the code block structure. The content "CodesOnline" is kept as-is since it appears to be a proper name or brand term that typically doesn't require translation. The overall structure and formatting are preserved exactly as in the source text.