link:http://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=615 和完全背包一样的思想. #include <iostream> #include <cstdio> #include <cstdlib> #include <cstring> #include <cmath> #inc…

题目链接: https://vjudge.net/problem/UVA-674 题目大意: 有5种硬币, 面值分别为1.5.10.25.50,现在给出金额,问可以用多少种方式组成该面值. 思路: 每种硬币无限个,就是完全背包的题目,设dp[i][j]表示前i种纸币凑成价值为j的种数, 状态转移方程就可推出dp[i][j] = dp[i - 1][j] + dp[i - 1][j - w[i]] 初始化均为0,dp[0][0] = 1 #include<iostream> #include&l…

题目链接:http://www.lightoj.com/volume_showproblem.php?problem=1233 题目就不说明了. 背包的二进制优化,比如10可以表示为1 2 4 3,而这些数能表示1 ~ 10的任意的数.然后类似01背包就好了. #include <algorithm> #include <iostream> #include <cstring> #include <cstdlib> #include <cstdio&g…

UVA.674 Coin Change (DP) 题意分析 有5种硬币, 面值分别为1.5.10.25.50,现在给出金额,问可以用多少种方式组成该面值. 每种硬币的数量是无限的.典型完全背包. 状态转移方程 dp[j+c[i]] = dp[j] + dp[j+c[i]] 代码总览 /* Title:UVA.674 Author:pengwill Date:2017-2-16 */ #include <iostream> #include <cstdio> #include <…

题目链接: Lightoj  1231 - Coin Change (I) 题目描述: 就是有n种硬币,每种硬币有两个属性(价值,数目).问用给定的硬币组成K面值,有多少种方案? 解题思路: 赤果果的多重背包,简单搞一下就好了.席八!烦烦烦.今天绝对是出门刷提前没看黄历,刚开始套了一个多重背包板子,蓝而跑出来的答案并不对,改来改去就错在细节的地方. #include <cmath> #include <cstdio> #include <cstring> #includ…

Coin Change Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 16592 Accepted Submission(s): 5656 Problem Description Suppose there are 5 types of coins: 50-cent, 25-cent, 10-cent, 5-cent, and 1-cent.…

C - Coin Change (III) Time Limit:2000MS     Memory Limit:32768KB     64bit IO Format:%lld & %llu Submit Status Practice LightOJ 1233 Description In a strange shop there are n types of coins of value A1, A2 ... An. C1, C2, ... Cn denote the number of…

                                                           Coin Change (II) Time Limit: 1000MS   Memory Limit: 32768KB   64bit IO Format: %lld & %llu [Submit]   [Go Back]   [Status] Description In a strange shop there are n types of coins of value A1…

UVA 674  Coin Change  解题报告 题目链接:http://acm.hust.edu.cn/vjudge/contest/view.action?cid=87730#problem/E 题目: Suppose there are 5 types of coins: 50-cent, 25-cent, 10-cent, 5-cent, and 1-cent. We want to make changes with these coins for a given amount o…

先上题目: 1232 - Coin Change (II)   PDF (English) Statistics Forum Time Limit: 1 second(s) Memory Limit: 32 MB In a strange shop there are n types of coins of value A1, A2 ... An. You have to find the number of ways you can make K using the coins. You ca…