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Extra_Long_Factorials.java
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39 lines (27 loc) · 899 Bytes
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/*
problem link: https://www.hackerrank.com/challenges/extra-long-factorials/problem
*/
import java.io.*;
import java.math.*;
import java.security.*;
import java.text.*;
import java.util.*;
import java.util.concurrent.*;
import java.util.regex.*;
public class Solution {
// Complete the extraLongFactorials function below.
static void extraLongFactorials(int n) {
BigInteger factorial = BigInteger.ONE;
for(int counter = n; counter>=2 ; counter--){
factorial = factorial.multiply(BigInteger.valueOf(counter));
}
System.out.println(factorial);
}
private static final Scanner scanner = new Scanner(System.in);
public static void main(String[] args) {
int n = scanner.nextInt();
scanner.skip("(\r\n|[\n\r\u2028\u2029\u0085])?");
extraLongFactorials(n);
scanner.close();
}
}