Week_2.4
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// Importing required packages import java.util.Scanner; import java.util.Arrays; // Driver Code public class lab4{ public static void main(String args[]){ // Creating a Scanner class object to take user input Scanner scanner = new Scanner(System.in); // Part 1 System.out.print("Enter the number of names you wanna enter in the list: "); int size = scanner.nextInt(); scanner.nextLine(); String names[] = new String[size]; for(int i=0;i<names.length;i++){ System.out.print("Enter name at index "+i+" : "); names[i] = scanner.nextLine(); } Arrays.sort(names); System.out.println("\nList of names after sorting :"); for(int i=0;i<names.length;i++){ System.out.printf("%d. %s\n",i+1,names[i]); } // Part 2 System.out.print("Enter any string as input : "); String str = scanner.nextLine(); System.out.print("Enter any word to look for : "); String word_search = scanner.nextLine(); System.out.println("\nIs "+word_search+" present in the main string ?\nAns: "+str.contains(word_search)); // Part 3 System.out.println("\nAfter converting to uppercase : "+str.toUpperCase()); } }
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