Find the perimeter of a rectangle Input: two numbers l and b
Output: result of l*b

Algorithm steps
Step 1: start
Step 2: declares variables l, b,result
Step 3: Write "Enter the length of the rectangle"
Step 4: read l
Step 5: Write "Enter the breadth of the rectangle"
Step 4: read b
Step 5: calculate perimeter of rectangle result = 2(l+b)
Step 6: Display "The perimeter of the rectangle is" +result
Step 7: stop