Background

This problem is from $\texttt{COCI 2009-2010}\ 2^\texttt{nd}\ \texttt{round}\ \text{T1 FAKTOR}$ .

The score is set according to the original problem, with a full score of $30$.

Problem Description

Given $A, I$, find the smallest $N$ such that $\lceil\frac{N}{A}\rceil\geq I$.

Input Format

One line with two integers $A, I$.

Output Format

One line with one integer $N$.

38 24

875

1 100

100

10 10

91

Hint

Constraints: $1\leq A,I\leq 100$.

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