为0的不要输出。

#include<iostream>
#include<cstring>
#include<cmath>
#include<algorithm>
#include<cstdio>
using namespace std; double a[],b[];
int k; int main()
{
for(int i=;i<=;i++) a[i]=b[i]=;
int Max=-;
scanf("%d",&k);
for(int i=;i<=k;i++)
{
int id;double num;
scanf("%d%lf",&id,&num);
Max=max(Max,id);
a[id]=num;
} scanf("%d",&k);
for(int i=;i<=k;i++)
{
int id;double num;
scanf("%d%lf",&id,&num);
Max=max(Max,id);
b[id]=num;
} int cnt=;
for(int i=Max;i>=;i--)
if(a[i]+b[i]!=) cnt++; printf("%d",cnt);
int op=;
for(int i=Max;i>=;i--)
{
if(a[i]+b[i]!=){
printf(" %d %.1lf",i,a[i]+b[i]);
}
}
return ;
}

PAT (Advanced Level) 1002. A+B for Polynomials (25)的更多相关文章

  1. PTA (Advanced Level) 1002 A+B for Polynomials

    1002 A+B for Polynomials This time, you are supposed to find A+B where A and B are two polynomials. ...

  2. PAT (Advanced Level) Practise - 1094. The Largest Generation (25)

    http://www.patest.cn/contests/pat-a-practise/1094 A family hierarchy is usually presented by a pedig ...

  3. PAT (Advanced Level) 1102. Invert a Binary Tree (25)

    简单题. #include<cstdio> #include<cstring> #include<cmath> #include<vector> #in ...

  4. PAT (Advanced Level) 1098. Insertion or Heap Sort (25)

    简单题.判断一下是插排还是堆排. #include<cstdio> #include<cstring> #include<cmath> #include<ve ...

  5. PAT (Advanced Level) 1067. Sort with Swap(0,*) (25)

    只对没有归位的数进行交换. 分两种情况: 如果0在最前面,那么随便拿一个没有归位的数和0交换位置. 如果0不在最前面,那么必然可以归位一个数字,将那个数字归位. 这样模拟一下即可. #include& ...

  6. PAT (Advanced Level) 1066. Root of AVL Tree (25)

    AVL树的旋转.居然1A了.... 了解旋转方式之后,数据较小可以当做模拟写. #include<cstdio> #include<cstring> #include<c ...

  7. PAT (Advanced Level) 1055. The World's Richest (25)

    排序.随便加点优化就能过. #include<iostream> #include<cstring> #include<cmath> #include<alg ...

  8. PAT (Advanced Level) 1047. Student List for Course (25)

    简单题. #include<iostream> #include<cstring> #include<cmath> #include<algorithm> ...

  9. PAT (Advanced Level) 1082. Read Number in Chinese (25)

    模拟题. #include<cstdio> #include<cstring> #include<cmath> #include<vector> #in ...

随机推荐

  1. CSS概要

    CSS概要 laiqun@msn.cn Contents 1. css的引入 2. css的选择器及效果图 3. css 盒模型 4. css 浮动 4.1. 浮动的作用: 4.2. 浮动的影响: 5 ...

  2. think in uml 1

    对象,在过程的基础上,是一个抽象级别的提升,可以构建更大更复杂的系统 数据流图(Data Flow Diagram):简称DFD,它从数据传递和加工角度,以图形方式来表达系统的逻辑功能.数据在系统内部 ...

  3. spring xsd

    http://ljhzzyx.blog.163.com/blog/static/3838031220132239471608/ spring配置文件报找不到xsd文件错误 2013-03-23 10: ...

  4. windows ORA-12560: TNS: 协议适配器错误

    1.first it report ORA-12560: TNS: 协议适配器错误 手工设定环境变量如下: set ORACLE_HOME=d:\app\OAadmin\product\11.2.0\ ...

  5. HDU<1372>/bfs

    题目连接 简单bfs搜索 #include <set> #include <map> #include <cmath> #include <queue> ...

  6. python smtplib.SMTPDataError: (554

  7. haxe 中使用音效

    将wavSound.wav音效文件放到assets/sounds下, 在project.xml加入以下代码: <assets path="assets/sounds" ren ...

  8. Django -- Views and URLconf

    1 创建工程 django-admin startproject mysite && cd mysite 2 创建应用 python manage.py startapp blog 3 ...

  9. hdu_5213_Lucky(莫队算法+容斥定理)

    题目连接:hdu_5213_Lucky 题意:给你n个数,一个K,m个询问,每个询问有l1,r1,l2,r2两个区间,让你选取两个数x,y,x,y的位置为xi,yi,满足l1<=xi<=r ...

  10. Kyoto Cabinet--nosql型单机数据库

    摘要: Kyoto Cabinet是轻量级nosql型本地内存数据库 简介 Kyoto Cabinet是一个数据库管理的 lib,是 Tokyo Cabinet 的改进版本.数据库是一个简单的包含记录 ...