11/*
22 ARRAY
33 Creating Array
4- */
4+
55import java.util.*;
66public class Arrays{
77 public static void main(String args[]){
@@ -24,4 +24,56 @@ public static void main(String args[]){
2424
2525 System.out.println(marks.length);
2626 }
27+ }
28+
29+ UPDATING ARRAY
30+
31+
32+ public class Arrays{
33+ public static void update(int marks [], int a){
34+ a =10;
35+ for (int i=0; i<marks.length; i++){
36+ marks[i] = marks[i] + 1;
37+
38+ }
39+ }
40+ public static void main(String args[]){
41+ int marks[] = {89, 98, 86};
42+ int a = 5;
43+ update(marks, a);
44+ System.out.println(a);
45+
46+ //print marks
47+ for(int i=0; i<marks.length; i++){
48+ System.out.print(marks[i]+ " ");
49+ }
50+ System.out.println();
51+ }
52+ }
53+
54+ LINEAR SEARCH
55+ */
56+ 57+ public class Arrays {
58+ public static int linearSearch (int number [], int key ){
59+ for (int i =0 ; i <number .length ; i ++){
60+ if (number [i ]==key ){
61+ return i ;
62+ }
63+ }
64+ return -1 ;
65+ }
66+ public static void main (String args []){
67+ int number [] = {2 ,7 ,9 ,6 ,2 ,10 ,12 ,78 ,96 };
68+ int key = 100 ;
69+ 70+ int index = linearSearch (number ,key );
71+ 72+ if (index ==-1 ){
73+ System .out .print ("Not found" );
74+ }
75+ else {
76+ System .out .println ("The key exists at index: " + index );
77+ }
78+ }
2779}
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