/* package whatever; // don't place package name! */
import java.util.*;
import java.lang.*;
import java.io.*;
//Implement a thread-safe in-memory rate limiter in Java:
//boolean allow(String userId)
// that allows N requests per T seconds per user
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
{
// your code goes here
}
}
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