Factorial using java

In this article, we are going to print factorial of any number using java code. Example :-if n=5, solution:- 5*4*3*2*1=120 What is factorial? The factorial of any number is equal to the product of all positive numbers less then or equals to that number. Steps:- Java code to print factorial:- Output:- You can use the … Read more

Triangle pattern program using java

In this article, we are going to print java code to print triangle pattern. Example if n=4. Steps:- Take the input for number of lines in a triangle, from the user using scanner. Run a loop for number of lines. Inside the previous loop run another loop for printing * which equals to line’s number. … Read more

Inverted triangle pattern using java

In this article we going to print inverted triangle pattern using java code. Example:- if n=4 (n is the number of lines in triangle.) Steps:- Take input from the user for the height of the triangle using a scanner. Run a loop for all the rows in the triangle. Inside loop run another loop for … Read more

Square pattern in java

In this article we are going to print square pattern using java code. Example:- if n = 4 Steps:- Take input for row and column from user using scanner Run a loop for rows from i= 1to i<=n. inside first loop run another loop for column from j=1 to j<=n. and print *. After termination … Read more

Program to counts digits in a number

In this article we are going to count digits in a given number Example:- if number is 23455, then the output will be 5. because the total number of digits is 5 in a given number. Steps:- First take input from the user by using a scanner. declare a variable to count the digits. run … Read more

Array input in java

In this article, we are going to see how we can take array input in java using a scanner. What is an Array? Array is the collection of similar data type value. Length of an array is fixed we can’t change length of an array after declaration. Memory allocation in array is contiguous. Array Declaration … Read more