/* Author: LukArToDo Created: 12.april 2018 Bugs: unknown Description: The code finds whether the randomly numbers will repel (<>) or attract (><) each other. Note: if the digit is even its a positive pole(+). If the digit is odd is a negitive pole(-). 🔸🔸🔸🔸🔸🔸🔸🔸🔸🔸🔸🔸🔸🔸🔸🔸🔸🔸🔸 ENTER A POSITIVE INTEGER (digits) ⤵️ hit enter ENTER A POSITIVE INTEGER (rows) ⤵️ hit enter ENTER A POSITIVE INTEGER (columns) ✔️press submit 🔸🔸🔸🔸🔸🔸🔸🔸🔸🔸🔸🔸🔸🔸🔸🔸🔸🔸🔸 */ import java.util.stream.IntStream; import java.util.Scanner; public class MagneticNumbersExtended{ public static void main(String...arg){ Scanner sc=new Scanner(System.in); // number of digits int d=sc.nextInt(); // number of rows int row=sc.nextInt(); // number of columns int col=sc.nextInt(); // create array[row][col] which contains randomly d-digits numbers int[][]arr=IntStream.range(0, row).mapToObj(x -> IntStream.range(0, col).map(y -> d==1?(int)(Math.random ()*10):(int)(Math.random()*(9 *(int) Math.pow(10,d-1)))+(int) Math. pow (10,d -1)).toArray()).toArray(int[][]::new); // passing through the array (each element of array) for(int i=0;i0?"v":b<0? "^":"~"); s1+=String.format("%"+(d+ 1)/2+"s%"+(d/2+4)+"s",temp,""); s2+=String.format("%"+(d+ 1)/2+"s%"+(d/2+4)+"s",(temp.equals ("v")? "^":temp.equals("^")?"v":"~"), ""); } //checking the balance between neighbors in columns if(j0?"><":b<0? "<>":"~~")); } // printout of number in last column if(j==col-1) System.out.print(" "+arr [i][j]); } // printout balance between neighbors in rows System.out.printf("\n%s\n%s\n",s1,s2); } } // A method that finds balances between two numbers, examining the attractiveness / repelness of each digit in the same position static int balance(String a,String b){ int blnc=0; // assume that numbers are in balance for(int i=0;i0 then two numbers are attracted (><). If blnc<0 then two numbers are rejected (<>). If blnc=0 then two numbers are in balance (~~) return blnc; } }

Magnetic numbers extended