题意: 输入一个正整数N(<=1e5),和两个小数r和f,表示树的结点总数和商品的原价以及每向下一层价格升高的幅度.下一行输入N个结点的父结点,-1表示为根节点.输出最深的叶子结点处购买商品的价格以及有几个深度最深的结点. AAAAAccepted code: #define HAVE_STRUCT_TIMESPEC #include<bits/stdc++.h> using namespace std; ]; vector<]; int mx; ]; void dfs(int x…

1090. Highest Price in Supply Chain (25) A supply chain is a network of retailers(零售商), distributors(经销商), and suppliers(供应商)-- everyone involved in moving a product from supplier to customer. Starting from one root supplier, everyone on the chain bu…

题目如下: A supply chain is a network of retailers(零售商), distributors(经销商), and suppliers(供应商)-- everyone involved in moving a product from supplier to customer. Starting from one root supplier, everyone on the chain buys products from one's supplier in…

A supply chain is a network of retailers(零售商), distributors(经销商), and suppliers(供应商)-- everyone involved in moving a product from supplier to customer. Starting from one root supplier, everyone on the chain buys products from one's supplier in a pric…

时间限制 200 ms 内存限制 65536 kB 代码长度限制 16000 B 判题程序 Standard 作者 CHEN, Yue A supply chain is a network of retailers(零售商), distributors(经销商), and suppliers(供应商)-- everyone involved in moving a product from supplier to customer. Starting from one root supplie…

题目 A supply chain is a network of retailers(零售商), distributors(经销商), and suppliers(供应商)–everyone involved in moving a product from supplier to customer. Starting from one root supplier, everyone on the chain buys products from one's supplier in a pri…

简单dfs. #include<cstdio> #include<cstring> #include<cmath> #include<algorithm> #include<map> #include<queue> #include<stack> #include<vector> using namespace std; +; vector<int>g[maxn]; int n; double p,…

给出一棵树,在树根出货物的价格为p,然后每往下一层,价格增加r%,求所有叶子节点中的最高价格,以及该层叶子结点个数. #include <iostream> #include <cstdio> #include <algorithm> #include <string.h> #include <cmath> /* 相当于求解树的层数 */ using namespace std; +; ,num=; int head[maxn]; int tot…

1090. Highest Price in Supply Chain (25) 时间限制 200 ms 内存限制 65536 kB 代码长度限制 16000 B 判题程序 Standard 作者 CHEN, Yue A supply chain is a network of retailers(零售商), distributors(经销商), and suppliers(供应商)-- everyone involved in moving a product from supplier to…

1090 Highest Price in Supply Chain(25 分) A supply chain is a network of retailers(零售商), distributors(经销商), and suppliers(供应商)-- everyone involved in moving a product from supplier to customer. Starting from one root supplier, everyone on the chain bu…

1090 Highest Price in Supply Chain A supply chain is a network of retailers(零售商), distributors(经销商), and suppliers(供应商)-- everyone involved in moving a product from supplier to customer. Starting from one root supplier, everyone on the chain buys pro…

A supply chain is a network of retailers(零售商), distributors(经销商), and suppliers(供应商)-- everyone involved in moving a product from supplier to customer. Starting from one root supplier, everyone on the chain buys products from one's supplier in a pric…

A supply chain is a network of retailers(零售商), distributors(经销商), and suppliers(供应商)-- everyone involved in moving a product from supplier to customer. Starting from one root supplier, everyone on the chain buys products from one's supplier in a pric…

https://pintia.cn/problem-sets/994805342720868352/problems/994805376476626944 A supply chain is a network of retailers(零售商), distributors(经销商), and suppliers(供应商)-- everyone involved in moving a product from supplier to customer. Starting from one ro…

A supply chain is a network of retailers(零售商), distributors(经销商), and suppliers(供应商)-- everyone involved in moving a product from supplier to customer. Starting from one root supplier, everyone on the chain buys products from one's supplier in a pric…

A supply chain is a network of retailers(零售商), distributors(经销商), and suppliers(供应商)-- everyone involved in moving a product from supplier to customer. Starting from one root supplier, everyone on the chain buys products from one's supplier in a pric…

求所有叶节点中的最高价以及这个价格的叶节点个数 #include<bits/stdc++.h> using namespace std; ; vector<int>mp[N]; ; ; void dfs(int v,int step) { ) { if(step>maxn) { maxn=step;//更新最大深度 num=;//重置最大深度的叶节点个数为1 } else if(step==maxn) { num++;//最大深度的叶节点个数+1 } return; } ;…

#include<bits/stdc++.h>using namespace std;int fa;int degree[100007];vector<int>v[100007];void dfs(int x){    for(auto&it:v[x]){        degree[it]=degree[x]+1;        dfs(it);    }    return;}double qpow(double x,int y){    double ans=1,tm…

题意:输入一个正整数N(<=1e5),两个小数P和R,分别表示树的结点个数和商品原价以及每下探一层会涨幅的百分比.输出叶子结点深度最小的商品价格和深度最小的叶子结点个数. trick: 测试点1只有根节点一个点,输出P和1. AAAAAccepted code: #define HAVE_STRUCT_TIMESPEC #include<bits/stdc++.h> using namespace std; vector<]; ]; void dfs(int x,int y){ )…

1090. Highest Price in Supply Chain (25) 时间限制 200 ms 内存限制 65536 kB 代码长度限制 16000 B 判题程序 Standard 作者 CHEN, Yue A supply chain is a network of retailers(零售商), distributors(经销商), and suppliers(供应商)-- everyone involved in moving a product from supplier to…

Source: PAT A1090 Highest Price in Supply Chain (25 分) Description: A supply chain is a network of retailers(零售商), distributors(经销商), and suppliers(供应商)-- everyone involved in moving a product from supplier to customer. Starting from one root supplie…

1079 Total Sales of Supply Chain (25 分)   A supply chain is a network of retailers(零售商), distributors(经销商), and suppliers(供应商)-- everyone involved in moving a product from supplier to customer. Starting from one root supplier, everyone on the chain b…

1106. Lowest Price in Supply Chain (25) A supply chain is a network of retailers(零售商), distributors(经销商), and suppliers(供应商)-- everyone involved in moving a product from supplier to customer. Starting from one root supplier, everyone on the chain buy…

A supply chain is a network of retailers(零售商), distributors(经销商), and suppliers(供应商)-- everyone involved in moving a product from supplier to customer. Starting from one root supplier, everyone on the chain buys products from one's supplier in a pric…

A supply chain is a network of retailers(零售商), distributors(经销商), and suppliers(供应商)-- everyone involved in moving a product from supplier to customer. Starting from one root supplier, everyone on the chain buys products from one's supplier in a pric…

A supply chain is a network of retailers(零售商), distributors(经销商), and suppliers(供应商)-- everyone involved in moving a product from supplier to customer. Starting from one root supplier, everyone on the chain buys products from one's supplier in a pric…

题目 A supply chain is a network of retailers(零售商), distributors(经销商), and suppliers(供应商)– everyone involved in moving a product from supplier to customer. Starting from one root supplier, everyone on the chain buys products from one's supplier in a pr…

简单dfs #include<cstdio> #include<cstring> #include<cmath> #include<vector> #include<map> #include<queue> #include<stack> #include<algorithm> using namespace std; +; vector<int>g[maxn]; int n; double P,r…

统计树的最小层数以及位于该层数上的叶子节点个数即可. 代码里建树我用了邻接链表的存储方式——链式前向星,不了解的可以参考,非常好用: http://www.cnblogs.com/chenxiwenruo/p/4513754.html #include <iostream> #include <cstdio> #include <algorithm> #include <string.h> #include <cmath> using names…

题意: 输入一个正整数N(<=1e5),表示共有N个结点,接着输入两个浮点数分别表示商品的进货价和每经过一层会增加的价格百分比.接着输入N行每行包括一个非负整数X,如果X为0则表明该结点为叶子结点接着输入一个整数表示该零售商进货的数量,X不为零则接着输入X个正整数表示它的下级经销商是哪些结点.输出所有零售商进货的总价.(结点从0~N-1,0为根节点即供应商) AAAAAccepted code: #include<bits/stdc++.h> using namespace std; ]…