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Merge pull request #76 from arpitjain22june/patch-8

Create WavePrintRowWise.java

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	`1`	`+Take as input a two-d array. Wave print it row-wise.`
	`2`	`+`
	`3`	`+Input Format`
	`4`	`+Two integers M(row) and N(column) and further M * N integers(2-d array numbers).`
	`5`	`+`
	`6`	`+Constraints`
	`7`	`+Both M and N are between 1 to 10.`
	`8`	`+`
	`9`	`+Output Format`
	`10`	`+All M * N integers are seperated by commas with 'END' written in the end(as shown in example).`
	`11`	`+`
	`12`	`+Sample Input`
	`13`	`+4 4`
	`14`	`+11 12 13 14`
	`15`	`+21 22 23 24`
	`16`	`+31 32 33 34`
	`17`	`+41 42 43 44`
	`18`	`+Sample Output`
	`19`	`+11, 12, 13, 14, 24, 23, 22, 21, 31, 32, 33, 34, 44, 43, 42, 41, END`

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	`1`	`+import java.util.Scanner;`
	`2`	`+`
	`3`	`+public class WavePrintRowWise {`
	`4`	`+`
	`5`	`+ public static void main(String[] args) {`
	`6`	`+ // TODO Auto-generated method stub`
	`7`	`+ Scanner sc = new Scanner(System.in);`
	`8`	`+ int n = 0, m = 0;`
	`9`	`+ if (sc.hasNext()) {`
	`10`	`+ m = sc.nextInt();`
	`11`	`+ }`
	`12`	`+ n = sc.nextInt();`
	`13`	`+ int[][] arr = new int[m][n];`
	`14`	`+ for (int i = 0; i < m; i++) {`
	`15`	`+ for (int j = 0; j < n; j++) {`
	`16`	`+ arr[i][j] = sc.nextInt();`
	`17`	`+ }`
	`18`	`+ }`
	`19`	`+ for (int i = 0; i < m; i++) {`
	`20`	`+ if (i % 2 == 0) {`
	`21`	`+ for (int j = 0; j < n; j++) {`
	`22`	`+ System.out.print(arr[i][j] + ", ");`
	`23`	`+ }`
	`24`	`+ } else {`
	`25`	`+ for (int j = n - 1; j >= 0; j--) {`
	`26`	`+ System.out.print(arr[i][j] + ", ");`
	`27`	`+ }`
	`28`	`+ }`
	`29`	`+`
	`30`	`+ }`
	`31`	`+ System.out.println("END");`
	`32`	`+ }`
	`33`	`+`
	`34`	`+}`

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