做了那么多道题,之所以会把coinChange这道题单拿出来,是因为觉得这道题可以涉及基本上所以面试会用到算法。而且刷了几十道题是时候给自己一个交代做个小小的总结。 题目 给定不同面额的硬币 coins 和一个总金额 amount。编写一个函数来计算可以凑成总金额所需的最少的硬币个数。如果没有任何一种硬币组合能组成...
intcoinChange(constvector<int>& coins,intamount){vector<int>dp(amount +1,-1); dp[0] =0;for(inti =1; i <= amount ; i++) {for(intc: coins) {if(i >= c && dp[i-c] >=0) {// 若coin面值超过amount,无法凑出if(dp[i] >0) {// 若有别的凑法,比较那种凑法用的coins少dp[...
代码: 1classSolution {2public:3intcoinChange(vector<int>& coins,intamount) {4vector<int> res(amount +1, -1);5res[0] =0;6for(auto coin : coins)7for(intc = coin; c <= amount; ++c) {8if(res[c - coin] != -1)9res[c] = res[c] != -1? min(res[c-coin] +1, res[c...
Coin Change II,不仅是Google、Facebook、Microsoft、Yahoo等公司的高频面试题,也是一道非常经典的动态规划(DP)的题目。 本期习题讲解,我们就通过这道题目,帮助大家对动态规划有一个更进一步的理解。 先一起来看看题目: 题目描述 You are given coins of different denominations and a total amount of money. Write...
322. Coin Change Medium Topics Companies 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 make up that amount. If that amount of money cannot be ma...
网络释义 1. 硬币兑换处 公共场所英汉对照用语... ... 26 残疾人牵引车(升降平台) Wheelchair Lift 27硬币兑换处Coin Change29 补票处 Fare Adjust… zhidao.baidu.com|基于49个网页 2. 硬币找零 UVA591-一盒砖 - 代码之家 - 博客频道 -... ... uva674 -Coin Change(硬币找零)(0) uva10670 - Work...
Change作为“变化”的意思使用时，是可数名词，比如有改变可说成make a change。作为“零钱”使用时是不可数名词。I didn't have any small change to leave as a tip.我没有零钱来付小费了。coin 硬币 Coin的相关习语有“the other side of the coin”，表示事情的另一面，就好像硬币是有两个面，所以总会...
The meaning of COIN CHANGER is a key-operated machine which from a store of coins drops into a coin tray a required number of coins in required denominations (as in making change for paper money).
习惯用法，加了small 显得你口语地道，用其他的词对方也听得懂。
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