How take input from user and store it in array?

But we can take array input by using the method of the Scanner class. To take input of an array, we must ask the user about the length of the array. After that, we use a Java for loop to take the input from the user and the same for loop is also used for retrieving the elements from the array.

How do you store a space in an int array?

1. you can’t. a space is not a valid int.
2. You can’t do that with an int array. If you use an Integer array you can replace the value with a null .
3. Take char array instead. – Pooja Aggarwal.
4. This sounds like an XY problem (xyproblem.info).
5. @ΝίκοςΒαλτσιόγης if it’s just for showing purposes, use String or char.

How do you take space separated integers as input in C++?

1. int main() {
2. int sum = 0;
3. cout << “enter number” << endl;
4. int i = 0;
5. while (true) {
6. cin >> i;
7. sum += i;
8. //cout << i << endl;

How to take input from user or file in Java?

There are two ways by which we can take input from the user or from a file. 1. BufferedReader. It is a simple class that is used to read a sequence of characters. It has a simple function that reads a character another read which reads, an array of characters, and a readLine () function which reads a line.

How do I read input delineated by spaces in JavaScript?

There’s a very easy way to read input delineated by spaces: use string.split (delimit): String input = “this is a test”; String [] tokens = input.split (” “); That’ll give you an array, tokens, of “this”, “is”, “a”, and “test”. Then you can convert to an int array like this:

How do I read input from a space in Python?

You can use Scanner to read the input. Consider the sample code below: Assuming the input is only integers. There’s a very easy way to read input delineated by spaces: use string.split (delimit): That’ll give you an array, tokens, of “this”, “is”, “a”, and “test”. Just make sure that you are sure that you have numbers as an input.

What is the use of inputinputstreamreader in Java?

InputStreamReader () is a function that converts the input stream of bytes into a stream of character so that it can be read as BufferedReader expects a stream of character. 2. Scanner It is an advanced version of BufferedReader which was added in later versions of Java.