#3307. C++-循环for-输入整数a和b，输出a~b的总和
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ID: 3307
Type: Default
1000ms
256MiB
Tried: 40
Accepted: 14
Difficulty: 6
Uploaded By:
编创小匠 (paifuture)
C++-循环for-输入整数a和b，输出a~b的总和
Background
Description
输入整数a和b（-10000<=a,b<=10000），输出a~b（相邻数字相差为1）的总和。
Format
Input
Output
Samples
1
100
5050
100
1
5050
-100
99
-100
Limitation
1s, 1024KiB for each test case.