Write a Java program to find the first non-repeating character in a given string and return its index. If there is no such character, return -1.

Q: Write a java program that reads in three strings and sorts them alphabetically. You can ask to enter…

A: In Java, we have s1.compareTo(s2) method which  compares the given strings. and on the basis of…

Q: java Use a loop to count how many times the characters java and python are found in the given String…

A: The above question is answered in step 2 :-

Q: Write a java program to iterate over characters of a string to replace every occurrence of 'm' with…

A: Here is the java code: See below step for code and output.

Q: Write a Python program that takes a String as input from the user, removes the characters at even…

A: Introduction: Write a Python program that takes a string as input from the user, removes the…

Q: Here it is, with all lowercases and uppercases flipped, and in reverse order: IENII TUPNI Na

A: An ASM program that prompts the user to enter a string of at most 128 characters and…

Q: Write a JAVA program to reverse a string

A: Program plan:- Importing the necessary package. Declaring the main class. Using if statement to…

Q: Python program that declares a string and returns key-value pairs of the letters in alphabetical…

A: We'll use a dictionary to keep track of the frequency of each character. A dictionary is similar to…

Q: Write a Java program that prompts the user for two strings, joins them, and displays the result in…

A: The java code is given below