내 인생에도 예쁜 꽃이 피었으면 좋겠다

https://www.hackerrank.com/challenges/java-1d-array-introduction/problem?isFullScreen=true Java 1D Array | HackerRank Get started with one-dimensional arrays. www.hackerrank.com import java.util.*; public class Solution { public static void main(String[] args) { Scanner scan = new Scanner(System.in); int n = scan.nextInt(); int[] a = new int[n]; for(int i = 0; i < n; i++){ a[i] = scan.nextInt();..

https://www.hackerrank.com/challenges/java-biginteger/problem?isFullScreen=true Java BigInteger | HackerRank Learn to handle huge integers using Java Biginteger class. www.hackerrank.com import java.io.*; import java.util.*; import java.text.*; import java.math.*; import java.util.regex.*; public class Solution { public static void main(String[] args) { /* Enter your code here. Read input from S..

https://www.hackerrank.com/challenges/java-exception-handling-try-catch/problem?isFullScreen=true Java Exception Handling (Try-catch) | HackerRank Use try-catch to test a block of code for errors. www.hackerrank.com import java.io.*; import java.util.*; import java.text.*; import java.math.*; import java.util.regex.*; public class Solution { public static void main(String[] args) { /* Enter your..

https://www.hackerrank.com/challenges/java-primality-test/problem?isFullScreen=true Java Primality Test | HackerRank Use Java's built-in primality test method. www.hackerrank.com 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 { public static void main(String[] arg..