TASK DEFINITION: In this task, you are given two strings A, B. Find the longest common substring in the strings A and B.
PROBLEM: XMtSwZVAHsNYhbyDm, asAVAHsNYhSPuNLrV

SOLUTION: VAHsNYh

PROBLEM: OyXwTWbLByC, yODnTWbLWYzc

SOLUTION: TWbL

PROBLEM: SyweIt, ILweip

SOLUTION:
we