1 public class PrintMatrixSpiralOrder {
2 public static void printEdge(int[][] m,int tR,int tC,int dR,int dC){
3 if(tR == dR)
4 {
5 for(int i = tC;i <= dC;i++)
6 {
7 System.out.print(m[tR][i] + " ");
8 }
9 }else if(tC == dC){
10 for(int i = tR;i <= dR;i++)
11 {
12 System.out.print(m[i][tC] + " ");
13 }
14 }else{
15 int curC = tC;
16 int curR = tR;
17 while(curC != dC){
18 System.out.print(m[tR][curC++] + " ");
19 }
20 while(curR != dR){
21 System.out.print(m[curR++][dC] + " ");
22 }
23 while (curC != tC){
24 System.out.print(m[dR][curC--] + " ");
25 }
26 while (curR != tR){
27 System.out.print(m[curR--][tC] + " ");
28 }
29 }
30 }
31
32 public static void printSpiral(int[][] matrix){
33 int tR = 0;
34 int tC = 0;
35 int dR = matrix.length - 1;
36 int dC = matrix[0].length - 1;
37 // System.out.print(dR);
38 // System.out.print(dC);
39 while( tR <= dR && tC <= dC ){
40 printEdge(matrix,tR++,tC++,dR--,dC--);
41 }
42 }
43
44 }
45