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User Input and Replace String Template

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/* User Input and Replace String Template “Hello <<UserName>>, How are you?”a. I/P -> Take User Name as Input. Ensure UserName has min 3 charb. Logic -> Replace <<UserName>> with the proper namec. O/P -> Print the String with User Name */ package com.bridgelabz.programs; import com.bridgelabz.util.Utility; public class Replace { public static void main(String[] args) { // INITIALIZATION String str1, str2, str3, str4; Utility u = new Utility(); // INPUT DATA System.out.print("Enter String: "); str1 = u.inputString(); System.out.print("Enter name you want to replace: "); str2 = u.inputString(); System.out.print("Enter name you want to replace with: "); str3 = u.inputString(); // COMPUTATION str4 = str1.replace(str2, str3); // OUTPUT System.out.println("New String: " + str4); }