How to resolve the algorithm Playing cards step by step in the Tcl programming language

Published on 12 May 2024 09:40 PM

How to resolve the algorithm Playing cards step by step in the Tcl programming language

Table of Contents

Problem Statement

Create a data structure and the associated methods to define and manipulate a deck of   playing cards. The deck should contain 52 unique cards. The methods must include the ability to: Each card must have a pip value and a suit value which constitute the unique value of the card. Related tasks:

Let's start with the solution:

Step by Step solution about How to resolve the algorithm Playing cards step by step in the Tcl programming language

Source code in the tcl programming language

package require Tcl 8.5

namespace eval playing_cards {
    variable deck
    #variable suits {C D H S}
    variable suits {\u2663 \u2662 \u2661 \u2660}
    variable pips {2 3 4 5 6 7 8 9 10 J Q K A}
    
    proc new_deck {} {
        variable deck
        set deck [list]
        for {set i 0} {$i < 52} {incr i} {
            lappend deck $i
        }
    }
    
    proc shuffle {} {
        variable deck
        # shuffle in place
        for {set i 51} {$i > 0} {incr i -1} {
            set n [expr {int($i * rand())}]
            set card [lindex $deck $n]
            lset deck $n [lindex $deck $i]
            lset deck $i $card
        }
    }
    
    proc deal {{num 1}} {
        variable deck
        incr num -1
        set cards [lrange $deck 0 $num]
        set deck [lreplace $deck 0 $num]
        return $cards
    }
    
    proc card2string {card} {
        variable suits
        variable pips
        set suit [expr {$card / 13}]
        set pip [expr {$card % 13}]
        return [format "%2s %s" [lindex $pips $pip] [lindex $suits $suit]]
    }
    
    proc print {cards args} {
        array set opts [concat -sort false $args]
        if {$opts(-sort)} {
            set cards [lsort -integer $cards]
        }
        foreach card $cards {
            puts [card2string $card]
        }
    }
    
    proc print_deck {} {
        variable deck
        print $deck
    }
}

playing_cards::new_deck
playing_cards::shuffle
set hand [playing_cards::deal 5]
puts "my hand:"
playing_cards::print $hand -sort true
puts "\nthe deck:"
playing_cards::print_deck


  

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