Coins#8788

Coins

1 second
128 megabytes
Very easy

You have an infinite number of coins in denominations from to . You want to select some set of coins with the sum . It is allowed to have coins with the same denomination in the set. What is the minimum number of coins you need to take to get the amount of .

Input

Two integers and (1 \le n \le 10^5, 1 \le s \le 10^9).

Output

Print the minimum number of coins required to take the amount .

Examples

Example 1

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Example 2

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