4. (10 points) Draw a structured flowchart and write a complete and accurate Python 3.0 program for the following: Read in an integer N (assume N > 0) and compute its factorial (using a while loop in your program). The factorial of a number N is: 123.N Sample Data Factorial of N is 1 2 3*4*5 120 Output: 120 Show the trace of you r program for the given input and output. 5 1ao Trace: Step num fact output