Problems
Contests
Events
Topic
IDE
PacketHub
Login
Description
Editorial
My Submission
1051.Theatre Square
Look up all submission
Status
Time
Memory
Lang.
Submit Date
1051.Theatre Square
Time Limit:1000MS Memory Limit:65535KB
Description
Theatre Square in the capital city of Berland has a rectangular shape with the size n×m meters. On the occasion of the city's anniversary, a decision was taken to pave the Square with square granite flagstones. Each flagstone is of the size a×a. What is the least number of flagstones needed to pave the Square? It's allowed to cover the surface larger than the Theatre Square, but the Square has to be covered. It's not allowed to break the flagstones. The sides of flagstones should be parallel to the sides of the Square.
Input
The input contains three positive integer numbers in the first line: n,m and a (1\<=n,m,a\<=1000000000).
Output
Write the needed number of flagstones.
Sample test
Sample input
6 6 4 2 3 2
Sample output
4 2
Note
Tags
math
Post editorial
Editorials
GNU C++ 9.3.0
GNU C 9.3.0
Java 1.8
Python 3.8.4
Lua 5.3
GO 1.12.4
JS - (nodejs 10.19.0)
Login before submit
Test Input
Test Output
6 6 4 2 3 2
Please run you code firstly.
Console
IDE Setting
字体设置
调整适合你的字体大小。
12px
13px
14px
15px
16px
18px
20px
主题设置
切换不同的代码编辑器主题,选择适合你的语法高亮。
Visual Studio
Visual Studio Dark
High Contrast Dark
行宽限制
设置每一行代码的最大字符个数,设置为0则不限制。
0
80
100
120