번호	제목
23508	Notebook
23509	Aunts
23510	Wise man
23511	Cakes
23512	Interesting Permutations
23513	Blocking Crosses
23514	Exact Number of Calls
23515	Parity Scam
23516	Least Common Divisor
23517	Beautiful Automata
23518	Divisible Inversions
23519	Negative Base
23520	Same Songs
23521	Inelastic Balls
23522	Make Spoiled Binary Tree a Tree Again!
23523	Template for Search
23524	Redistribution of Digits
23525	Partial Sums
23526	Lis on Circle
23527	Very Simple Sum