└── ARRAY REV


/ARRAY REV:
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 1 | package day4;
 2 | 
 3 | import java.util.Scanner;
 4 | 
 5 | public class matrix {
 6 | public static void main(String args[]) {
 7 | 	Scanner s=new Scanner(System.in);
 8 | 	System.out.println("enter row values:");
 9 | 	int n=s.nextInt();
10 | 	System.out.println("enter column values:");
11 | 	int n1=s.nextInt();
12 | 	int a[][]=new int[n][n1];
13 | 	System.out.println("enter array  values:");
14 | 	for( int i=0;i<n;i++) {
15 | 		for(int  j=0;j<n1;j++) {
16 | 			a[i][j]=s.nextInt();
17 | 			
18 | 		}
19 | 		
20 | 	}System.out.println("array:");
21 | 	for( int i=0;i<n;i++) {
22 | 		for(int  j=0;j<n1;j++) {
23 | 			System.out.print(a[i][j]+" ");
24 | 			
25 | 		}
26 | 		System.out.println();
27 | 	}
28 | 	System.out.println("alter array:");
29 | 	for(int i=0;i<n;i++) {
30 | 		if(i%2!=0) {
31 | 			for(int j=n1-1;j>=0;j--) {
32 | 				System.out.print(a[i][j]+" ");
33 | 			}
34 | 			System.out.println();
35 | 		}
36 | 		else {
37 | 			for(int j=0;j<n1;j++) {
38 | 				System.out.print(a[i][j]+" ");
39 | 			}
40 | 			System.out.println();
41 | 		}
42 | 		}
43 | 		
44 | 	}
45 | }
46 | 
47 | 


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