Question: Given a string, find the first non-repeating character in it and return its index. If it doesn't exist, return -1.write in java?

Given a string, find the first non-repeating character in it and return its index. If it doesn't exist, return -1.write in java?

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock

The detailed answer for the above question is ... View full answer

blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Programming Questions!

Q:

What is the difference between a float and a double data type in MySQL? How do I add comments to a MySQL database, table, or column? C program to perform left rotation of array elements by two...

Q:

Q1. You have identified a market opportunity for home media players that would cater for older members of the population. Many older people have difficulty in understanding the operating principles...

Q:

3 a Have older cell-phone users caught on to texting? Simple random samples of people under 30 and over 30 were asked whether they made more phone calls or sent more text messages on their cell phone...

Q:

String C/C++ Programs C program to swap two Strings C Program to Check if a Given String is Palindrome C Program to Sort an array of names or strings C/C++ Program for Return maximum occurring...

Q:

Write a Java program to find the first non-repeating character in a given string. If all characters repeat, return null.

Q:

Using recursion, find the longest repeated pattern. Must be in Java and use the following: public int findLongest(char c, String s, int length) Given a String, find the longest sequence of matching...

Q:

Hey, I need help with my output - This is my pogram import java.util.Arrays; import java.util.Comparator; import java.util.Map; import java.util.Map.Entry; import java.util.Optional; import...

Q:

4. Find Longest Repeated Pattern MUST BE RECURSIVE public int findLongest(char c, String s, int length) Given a String, find the longest sequence of matching characters in that String and return that...

Q:

4. Find Longest Repeated Pattern public int findLongest(char c, String s, int length) Given a String, find the longest sequence of matching characters in that String and return that int length. For...

Q:

Implement and test a short recursive method. With the proper use of recursion. Your program file name must be AssignmentTwo.java. This program should contain 1 recursive method and your main method...

Q:

An accounting clerk for Lock-It Co. prepared the following bank reconciliation: a. From the data in the above bank reconciliation, prepare a new bank reconciliation for Lock-It Co., using the format...

Q:

Why do so many U.S. firms build facilities in other countries?

Q:

Kaizer Ltd and Parrots Ltd are companies listed on the Gotham Stock Exchange ( GSE ) . The two companies operate in the pharmaceutical industry. Kaizer would like to take over parrots. Kaizer...

Q:

Topper Sports, Inc., produces high-quality sports equipment. The companys Racket Division manufactures three tennis racketsthe Standard, the Deluxe, and the Prothat are widely used in amateur play....

Q:

Wilbur DuVal has an apartment full of antique furniture. A fire in the apartment destroys a large part of his furnishings. The destroyed furnishings had a fair market value of $40,000, and Wilburs...

Q:

Jerry made the following contributions during 2016: His synagogue (by check) ...................................................... $1,050 The Democratic Party (by check)...

Q:

Ken paid the following amounts for interest during 2016: Qualified interest on home mortgage .......................................................... $4,800 Auto loan interest...

Q:

Using the following purchases journal, identify each of the posting references, indicated by a letter, as representing (1) A posting to a general ledger account, (2) A posting to a subsidiary ledger...

Q:

Can we put that she will be making weekly payroll deductions inthe amount of $52.75 to the housing equalling $211.00 monthly

Q:

Hoover Electronics has beginning inventory of 22 ,000 units, will sell 60,000 units for the month, and desires to reduce ending inventory to 30 percent of beginning inventory. How many units should...

Q:

How is the present value of a single sum (Appendix B) related to the present value of an annuity (Appendix D)?

Q:

The Harding Corporation has $50 million of bonds outstanding that were issued at a coupon rate of 10.25 percent seven years ago. Interest rates have fallen to 9 percent. Preston Alter, the...

Q:

Although development is lifelong, there is stability of personality over time. For example, most personality traits emerge in infancy and persist throughout life. temperament tends to remain stable...

Q:

What are the most positive or most negative things you remember about your own adolescence? Who do you credit or blame more your parents or your peers?

Q:

Which dream theory best explains why we often dream of daily things weve seen or done?