QOJ.ac

QOJ

Time Limit: 1.0 s Memory Limit: 256 MB Total points: 100

#15744. A+B

Statistics

有一台计算机,它有两个内存单元(我们用字母 $a$ 和 $b$ 来表示这两个单元)。每个单元(变量)在任何时候都存储着某个整数。该计算机只能执行两条指令:a+=bb+=a。第一条指令将变量 $a$ 的值增加变量 $b$ 中存储的值。第二条指令则相应地将 $b$ 的值增加 $a$ 的值。这台计算机的程序由这些指令的一个序列(可能为空)组成。指令按顺序执行。你的任务是确定在执行某个程序后,是否可以在某个单元中获得给定的值 $S$。

输入格式

输入包含三个整数:变量 $a$ 的初始值、变量 $b$ 的初始值以及所需的值 $S$($0 \le a, b, S \le 10^{18}$)。

输出格式

如果可以通过执行某个程序在某个单元中获得所需的值,则输出 YES,否则输出 NO

样例

输入样例 1

1 2 3

输出样例 1

YES

输入样例 2

3 4 5

输出样例 2

NO

输入样例 3

3 4 17

输出样例 3

YES

Discussions

About Discussions

The discussion section is only for posting: General Discussions (problem-solving strategies, alternative approaches), and Off-topic conversations.

This is NOT for reporting issues! If you want to report bugs or errors, please use the Issues section below.

Open Discussions 0
No discussions in this category.

Issues

About Issues

If you find any issues with the problem (statement, scoring, time/memory limits, test cases, etc.), you may submit an issue here. A problem moderator will review your issue.

Guidelines:

  1. This is not a place to publish discussions, editorials, or requests to debug your code. Issues are only visible to you and problem moderators.
  2. Do not submit duplicated issues.
  3. Issues must be filed in English or Chinese only.
Active Issues 0
No issues in this category.
Closed/Resolved Issues 0
No issues in this category.