Given a 2D grid of size n * m and an integer k. You need to shift the grid k times. In one shift operation: Element at grid becomes …
We all know the area of a circle is computed as . Suppose the radius is ONE for simplicity to compute the value of , we can have the …
This puzzle from Timus Online Judge is interesting and kinda practical in reality. This problem can be used to study the traffic jams. Put it simpler in other words. …
The problem is from codeforces: http://codeforces.com/contest/265/problem/A This is a pure simulation problem, no difficulty at all. If the current instruction matches the colour on the current stone, move one position …