10 Days of JavaScript by HackerRank
1.
function readLine() {
return inputString[currentLine++];
}
/**
* A line of code that prints "Hello, World!" on a new line is provided in the editor.
* Write a second line of code that prints the contents of 'parameterVariable' on a new line.
*
* Parameter:
* parameterVariable - A string of text.
**/
function greeting(parameterVariable) {
// This line prints 'Hello, World!' to the console:
console.log('Hello, World!');
console.log(parameterVariable);
// Write a line of code that prints parameterVariable to stdout using console.log:
}
2.
function performOperation(secondInteger, secondDecimal, secondString) {
// Declare a variable named 'firstInteger' and initialize with integer value 4.
const firstInteger = 4;
// Declare a variable named 'firstDecimal' and initialize with floating-point value 4.0.
const firstDecimal = 4.0;
// Declare a variable named 'firstString' and initialize with the string "HackerRank".
const firstString = 'HackerRank ';
// Write code that uses console.log to print the sum of the 'firstInteger' and 'secondInteger' (converted to a Number type) on a new line.
console.log(firstInteger + Number(secondInteger));
// Write code that uses console.log to print the sum of 'firstDecimal' and 'secondDecimal' (converted to a Number type) on a new line.
console.log(firstDecimal + Number(secondDecimal));
// Write code that uses console.log to print the concatenation of 'firstString' and 'secondString' on a new line. The variable 'firstString' must be printed first.
console.log(firstString + secondString);
}
3.
Objective
In this challenge, we practice looping over the characters of string. Check out the attached tutorial for more details.
Task
- First, print each vowel in
- .
- Second, print each consonant (i.e., non-vowel) in on a new line in the same order as it appeared in
- .
- string s: the string to process
- Print each vowel of
- in order on a new line, then print each consonant in order on a new line. Return nothing.
- Each letter is printed on a new line.
- Then the vowels are printed in the same order as they appeared in
- .
- Then the consonants are printed in the same order as they appeared in s .
Function Description
Complete the vowelsAndConsonants function in the editor below.
vowelsAndConsonants has the following parameters:
Prints
Input Format
There is one line of input with the string
.
Output Format
First, print each vowel in
).
Sample Input 0
javascriptloops
Sample Output 0
a
a
i
o
o
j
v
s
c
r
p
t
l
p
s
Explanation 0
Observe the following: