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: Vrite a java program to take a string and a non-empty substring sub, print true if the substring…

A: import java.util.*;public class Main{ public static void main(String[] args) {     Scanner s=new…

Q: write a program that take a string from user and print all its character and print all this in…

A: Requirements :- write a program that take a string from user and print all its character and print…

Q: 3. Write a program in c language to print following pattern for a given n. For n = 4, pattern is: 1…

A: Program Approach: Declare variables i,  j  and k to use in for loop and rows to store user input Ask…

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 java program to get the substring from a user input string between two specified position.…

A: Given: Write a Java program to get a substring of a given string between two specified positions.

Q: Write a program in java to take a string from. User and replace the first character by # . Assume…

A: Java program to solve the given problem is below.

Q: Write Java Code to Find first non repeated character in String in java?

A: StartCreate a hashmap to store the frequency of each character in the string.Traverse through the…

Q: Write a java program to replace a character at specified index in string

A: Introduction: A string in Java essentially represents a sequence of char values as an object.…

Q: Write a program to reverse a string except the special characters or numbers in JAVA NOTE : pls…

A: Algorithm: Let input string be 'str[]' and length of string be 'n'l = 0, r = n-1 While l is smaller…

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: Write Java program to find all substrings of a string?

A: java source code SubString.java import java.util.*; import java.lang.*; import java.io.*; class…

Q: Write a java program to check whether a user entered string is palindrome or not without using loops…

A: Code for checking whether given string is palindrome or not.

Q: Write a java program to take a string from user and remove its extra spaces before and after the…

A: I have given java code to remove space from start and end of the string.

Q: Write a java program to count number of syllables from user entered string.

A: Required:- Write a java program to count a number of syllables from a user-entered string.…

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: Write a program to take user input for a string. • Count number of spaces in that string. • Count…

A: #include <iostream>#include <stdio.h>#include <conio.h>using namespace std;int…

Q: Write a JAVA  program to take input a string from user and print it's length in output without using…

A: We have to find the length of a string entered by the user without using string.length() function in…

Q: Write a Java program to take input a string from user and print all characters at odd index in one…

A: /*JAVA Program to get user string and display characters of string with odd index and even index…

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

Q: Write a Java program to remove duplicate letters in the given string and print them in ascending…

A: 1. Start.2. Display a message to the user prompting them to enter a string.3. Read the user's input…

Q: Write java code which will find out each character occurence in string entered by user.

A: //importing util class import java.util.*; public class Main{    //Main method  public static void…

Q: Write a Java program to sort the given string using selection sort. For example, if the given string…

A: In the provided code, we first convert the input string to a character array. Then, for each…