Array spiral Printing

Package Su. interview; import utils.com. matrixer;/*** spiral print sequence ** @ author toy **/public class array_01 {/*** print the southeast and northwest in the outward direction -- southeast and northwest .. n-> N-1-> N-1-> N-2 ** @ return */Public int [] [] print_01 (int n) {int [] [] matrix = new int [N] [N]; int I = 0; Int J = 0; int num = 1; while (n> 0) {// East system. out. println ("A:" + I + "" + J); For (int K = 0; k <n; k ++) {matrix [I] [J] = num; num ++; j ++;} j --; I ++; // South system. out. println ("B:" + I + "" + J); For (int K = 0; k <n-1; k ++) {matrix [I] [J] = num; num ++; I ++;} I --; j --; // West system. out. println ("C:" + I + "" + J); For (int K = 0; k <n-1; k ++) {matrix [I] [J] = num; num ++; j --;} J ++; I --; // North system. out. println ("D:" + I + "" + J); For (int K = 0; k <n-2; k ++) {matrix [I] [J] = num; num ++; I --;} I ++; j ++; n = N-2;} return matrix ;} /*** print from the inside out (clockwise) North East South West -- north east south west .. n-> N-1-> N ** @ return */Public int [] [] print_02 (int n) {int [] [] matrix = new int [N] [N]; int I = n/2; Int J = (n-1)/2; int num = 1; int step = 2; while (Num <= N * n) {system. out. println ("step:" + step); // North system. out. println ("D:" + I + "" + J); For (int K = 0; k <step & (Num <= N * n); k ++) {matrix [I] [J] = num; num ++; I --;} I ++; j ++; // East system. out. println ("A:" + I + "" + J); For (int K = 0; k <(step-1) & (Num <= N * n ); k ++) {matrix [I] [J] = num; num ++; j ++;} j --; I ++; // South system. out. println ("B:" + I + "" + J); For (int K = 0; k <step & (Num <= N * n); k ++) {matrix [I] [J] = num; num ++; I ++;} I --; j --; // West system. out. println ("C:" + I + "" + J); For (int K = 0; k <step & (Num <= N * n); k ++) {matrix [I] [J] = num; num ++; j --;} J ++; I --; step = Step + 1;} return matrix ;} /*** @ Param ARGs */public static void main (string [] ARGs) {int n = 3; int [] [] m; array_01 arr = new array_01 (); M = arr. print_01 (n); matrixer. show (m, n, n); M = arr. print_02 (n); matrixer. show (m, n, n );}}