Computer Applications
Write a program in Java to accept a string in lowercase and change the first letter of every word to uppercase. Display the new string.
Sample input: we are in cyber world
Sample output: We Are In Cyber World
Java
Java String Handling
ICSE 2018
163 Likes
Answer
import java.util.Scanner;
public class KboatString
{
public static void main(String args[]) {
Scanner in = new Scanner(System.in);
System.out.println("Enter a sentence:");
String str = in.nextLine();
String word = "";
for (int i = 0; i < str.length(); i++) {
if (i == 0 || str.charAt(i - 1) == ' ') {
word += Character.toUpperCase(str.charAt(i));
}
else {
word += str.charAt(i);
}
}
System.out.println(word);
}
}
Output

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Related Questions
Define a class to accept a string and convert the same to uppercase, create and display the new string by replacing each vowel by immediate next character and every consonant by the previous character. The other characters remain the same.
Example:
Input : #IMAGINATION@2024
Output : #JLBFJMBSJPM@2024A university student's registration number follows the format:
<CourseCode><Year><CollegeCode><RollNumber>
where
Component Description CourseCode A 3-letter code representing the course (e.g., CSE for Computer Science, ECE for Electronics & Communication) Year The last two digits of the admission year. CollegeCode A 3-digit code representing the college RollNumber A 4-digit unique student roll number. Examples
Registration Number Course Code Admission Year College Code Roll Number CSE240011023 CSE 24 001 1023 ECE252104297 ECE 25 210 4297 ASE230277259 ASE 23 027 7259 Define a class that accepts a student's registration number as input, extracts the relevant details, and displays them in the specified format.
import java.util.Scanner; public class KboatStuRegNum { public static void main(String[] args) { Scanner in = new Scanner(System.in); System.out.print("Enter reg. no.: "); _______(1)_________ int l = n.length(); if (l != 12) { System.out.println("Invalid reg. no."); System.exit(0); } _______(2)_________ _______(3)_________ _______(4)_________ _______(5)_________ System.out.println("Course Code : " + cc); System.out.println("Admission Year : " + yr); System.out.println("College Code : " + cl); System.out.println("Roll Number : " + rNo); } }
A shopping website offers a special discount if the order ID has the sequence 555 anywhere in it. For example, 158545553031, 198555267140, …. .
Fill in the blanks (a) and (b) in the given Java Method to convert the order ID (a long integer) into a string and check if the sequence 555 is present in it.
void checkOrder(long oid) { String str = _______(a)_________; if(______(b)_______) { System.out.println("Special Discount Eligible: " + oid); } }
Consider the following program segment in which the statements are jumbled, choose the correct order of statements to check if a given word is Palindrome or not.
boolean palin(String w) { boolean isPalin; w = w.toUpperCase(); int l = w.length(); isPalin = false; // Stmt (1) for (int i = 0; i < l / 2; i++) { char c1 = w.charAt(i), c2 = w.charAt(l - 1 - i); // Stmt (2) if (c1 != c2) { break; // Stmt (3) isPalin = true; // Stmt (4) } } return isPalin; }