public class Main {
  public static void main(String[] args) {
    System.out.println("Hello World");
  }
}

class main {

public static boolean findDuplicates(int[] nums) {
        for(int i = 0; i < nums.length; i++) {
            for(int j = 0; j < i; j++) {
                if(nums[i] == nums[j]) {
                   return true;
                }
            } 
        }
        return false;
}


    public static void main(String[] args) {

        int[] myArray = {1,3};

        System.out.println(findDuplicates(myArray));

    }

}

import java.io.File;
import java.io.IOException;
import java.util.Map;
import java.util.Scanner;
import java.util.TreeMap;

public class SimpleWordCounter {
    
    public static void main(String[] args) {
        try {
            File f = new File("ciaFactBook2008.txt");
            Scanner sc;
            sc = new Scanner(f);
            // sc.useDelimiter("[^a-zA-Z']+");
            Map<String, Integer> wordCount = new TreeMap<String, Integer>();
            while(sc.hasNext()) {
                String word = sc.next();
                if(!wordCount.containsKey(word))
                    wordCount.put(word, 1);
                else
                    wordCount.put(word, wordCount.get(word) + 1);
            }
            
            // show results
            for(String word : wordCount.keySet())
                System.out.println(word + " " + wordCount.get(word));
            System.out.println(wordCount.size());
        }
        catch(IOException e) {
            System.out.println("Unable to read from file.");
        }
    }
}

import java.util.Arrays;

public class Main {
    public static int findMinNonCreatableSum(int[] coins) {
        // Sort the array
        Arrays.sort(coins);
        
        // Initialize max creatable sum
        int maxCreatable = 0;
        
        // Iterate through coins
        for (int coin : coins) {
            // If current coin is greater than maxCreatable + 1,
            // we found our answer
            if (coin > maxCreatable + 1) {
                return maxCreatable + 1;
            }
            // Add current coin to maxCreatable
            maxCreatable += coin;
        }
        
        // If we can create all sums up to maxCreatable,
        // the answer is maxCreatable + 1
        return maxCreatable + 1;
    }

    public static void main(String[] args) {
        int[] coins = {2, 9, 1, 2, 7};
        int result = findMinNonCreatableSum(coins);
        System.out.println("Smallest sum that cannot be created: " + result);
    }
}

import java.util.Arrays;
 
public class QuickSortMain {
 
    private static int array[];
 
    public static void sort(int[] arr) {
 
        if (arr == null || arr.length == 0) {
            return;
        }
        array = arr;
        quickSort(0, array.length-1);
    }
 
    private static void quickSort(int left, int right) {
 
        int i = left;
        int j = right;
        // find pivot number, we will take it as mid
        int pivot = array[left+(right-left)/2];
 
        while (i <= j) {
            /**
             * In each iteration, we will increment left until we find element greater than pivot
             * We will decrement right until we find element less than pivot
             */
            while (array[i] < pivot) { i++; } while (array[j] > pivot) {
                j--;
            }
            if (i <= j) {
                exchange(i, j);
                //move index to next position on both sides
                i++;
                j--;
            }
        }
        // call quickSort() method recursively
        if (left < j)
            quickSort(left, j);
        if (i < right)
            quickSort(i, right);
    }
 
    private static void exchange(int i, int j) {
        int temp = array[i];
        array[i] = array[j];
        array[j] = temp;
    }
 
    public static void main(String a[]){
        int[] input = {33,21,45,64,55,34,11,8,3,5,1};
        System.out.println("Before Sorting : ");
        System.out.println(Arrays.toString(input));
        sort(input);
        System.out.println("==================");
        System.out.println("After Sorting : ");
        System.out.println(Arrays.toString(array));
 
    }
}

import java.util.Scanner;

/* In Heaven, the seed is tall and the oak small / It's input vital 
	* "The al-Madinatian," verse 236-37 
	* tinyurl.com/17snqkfv
	* email answer to [email protected]
	**/

public class Main
{
	public static void main(String args[])
	{
		int x = 0;
		int a, c, m = 10000;
		
		Scanner in = new Scanner(System.in);
		
		System.out.println("Please enter a seed, maximum 3000000:");
		x = in.nextInt();
		
		System.out.println("Please input a number, maximum 29:");
		a = in.nextInt();
		
		System.out.println("Please input a number, maximum 999999:");
		c = in.nextInt();
		
		char menu = 'y';
		while(menu != 'n')
		{
			x = (a*x + c) % m;
			
			System.out.println("The next number is " + x + "\nWould you like another? (y/n)");
			menu = in.next().charAt(0);
		}
	}
}

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