代码如下: classSolution(object):defchange(self, amount, coins):""" :type amount: int :type coins: List[int] :rtype: int """dp = [0] * (amount +1) dp[0] =1forcoinincoins:foriinrange(1, amount +1):ifcoin <= i: dp[i] += dp[i - coin]returndp[amount]classSolution(objec...
https://leetcode-cn.com/problems/coin-change-2/ Example 1: Input: amount = 5, coins = [1, 2, 5] Output: 4 Explanation: there are four ways to make up the amount: 5=5 5=2+2+1 5=2+1+1+1 5=1+1+1+1+1 Example 2: Input: amount = 3, coins = [2] Output: 0 Explanati...
// solve 5 : dfs + greedy + pruning var coinChange = function(coins,amount){ var res = Infinity coins.sort((a,b)=>b-a) change(amount,0,0) return res === Infinity?-1:res // 内部调用函数类 function change(amount,count,cidx){ // base case if(amount === 0){ res = Math.mi...
Can you solve this real interview question? Coin Change - You are given an integer array coins representing coins of different denominations and an integer amount representing a total amount of money. Return the fewest number of coins that you need to m
leetcode的testcase有一个为amount为0的时候,所以在代码的开头加了一个判断。 吐槽一下leetcode怎么有这么多诡异的testcase。 classSolution:defcoinChange(self,coins:List[int],amount:int)->int:ifamount==0:return0dp=[amount+1]*(amount+1)dp[0]=0foriinrange(1,amount+1):forcincoins:ifi>=c:dp...
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class Solution{public:intcoinChange(vector<int>&coins,intamount){vector<int>dp(amount+1);for(inti=1;i<amount+1;i++){dp[i]=0x3f3f3f3f;for(auto&coin:coins)if(i>=coin)dp[i]=min(dp[i],dp[i-coin]+1);}returndp.back()==0x3f3f3f3f?-1:dp.back();}}; ...
Leetcode 322. Coin Change noahsnail.com|CSDN|简书 1. Description Coin Change 2. Solution Version 1 classSolution:defcoinChange(self, coins, amount):ifamount ==0:return0stat = [0] * (amount +1)foriinrange(amount +1):forcoinincoins:ifi - coin >0andstat[i - coin] >0:ifstat[i] ...
1109-Corporate-Flight-Bookings 1110-Delete-Nodes-And-Return-Forest 1111-Maximum-Nesting-Depth-of-Two-Valid-Parentheses-Strings 1118-Number-of-Days-in-a-Month .gitignore qrcode.png readme.mdBreadcrumbs Play-Leetcode /0322-Coin-Change / cpp-0322/ Directory actions More optionsL...
leetcode322. Coin Change 题目要求 You are given coins of different denominations and a total amount of money amount. Write a function to compute the fewest number of coins that you need to make up that amount. If that amount of money cannot be made up by any combination of the coins, ...