Acm试题及答案

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Acm试题及答案

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Acm试题及答案

1001 Sum Problem ............................................................................................................................ 2

1089 A+B for Input-Output Practice (I) ......................................................................................... 3

1090 A+B for Input-Output Practice (II) ....................................................................................... 4

1091 A+B for Input-Output Practice (III) ...................................................................................... 6

1092 A+B for Input-Output Practice (IV) ....................................................................................... 7

1093 A+B for Input-Output Practice (V) ....................................................................................... 9

1094 A+B for Input-Output Practice (VI) .................................................................................... 11

1095 A+B for Input-Output Practice (VII) .................................................................................... 12

1096 A+B for Input-Output Practice (VIII) ................................................................................. 14

2000 ASCII码排序 ........................................................................................................................ 15

2001计算两点间的距离 ................................................................................................................ 16

2002计算球体积 ............................................................................................................................ 17

2003求绝对值 ................................................................................................................................ 18

2004成绩转换 ................................................................................................................................ 19

2005第几天? ................................................................................................................................ 21

2006求奇数的乘积 ........................................................................................................................ 22

2007平方和与立方和 .................................................................................................................... 23

2008数值统计 ................................................................................................................................ 25

2009求数列的和 ............................................................................................................................ 26

2010水仙花数 ................................................................................................................................ 27

2011多项式求和 ............................................................................................................................ 28

2012素数判定 ................................................................................................................................ 30

2014青年歌手大奖赛_评委会打分 .............................................................................................. 31

2015偶数求和 ................................................................................................................................ 32

2016数据的交换输出 .................................................................................................................... 34

2017字符串统计 ............................................................................................................................ 36

2019数列有序! .............................................................................................................................. 37

2020绝对值排序 ............................................................................................................................ 39

2021发工资咯:) .......................................................................................................................... 40

2033人见人爱A+B ....................................................................................................................... 42

2039三角形 .................................................................................................................................... 43

2040亲和数 .................................................................................................................................... 44 Acm试题及答案

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1001 Sum Problem

Problem Description

Hey, welcome to HDOJ(Hangzhou Dianzi University Online Judge).

In this problem, your task is to calculate SUM(n) = 1 + 2 + 3 + ... + n.

Input

The input will consist of a series of integers n, one integer per line.