#198Medium#28 in Salesforce's list· asked at 11 companies
Coin change II
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What we know
Example 1
Input: amount = 5, coins = [1,2,5] Output: 4
5, 2+2+1, 2+1+1+1, 1+1+1+1+1.
Example 2
Input: amount = 3, coins = [2] Output: 0
Example 3
Input: amount = 10, coins = [10] Output: 1
Constraints
- •
1 <= coins.length <= 300 - •
1 <= coins[i] <= 5000 - •
All the values of
coinsare unique. - •
0 <= amount <= 5000