Factorial in Tcl

Welcome to the Factorial in Tcl page! Here, you'll find the source code for this program as well as a description of how the program works.

Current Solution

package require math

proc usage {} {
    puts "Usage: please input a non-negative integer"
    exit 1
}

if {$argc != 1} { usage }

set n [lindex $argv 0]
if {![string is integer -strict $n] || $n < 0} { usage }

puts [::math::factorial $n]

Factorial in Tcl was written by:

• Ștefan-Iulian Alecu

If you see anything you'd like to change or update, please consider contributing.

How to Implement the Solution

No 'How to Implement the Solution' section available. Please consider contributing.

How to Run the Solution

No 'How to Run the Solution' section available. Please consider contributing.