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set count 0
set isDark 0
proc updateUI {} {
global count isDark
puts "Counter: $count"
puts "Theme: [expr {$isDark ? \"Dark\" : \"Light\"}]"
}
proc increment {} {
global count
incr count
updateUI
}
proc decrement {} {
global count
incr count -1
updateUI
}
proc reset {} {
global count
set count 0
updateUI
}
proc toggleTheme {} {
global isDark
set isDark [expr {1 - $isDark}]
updateUI
}
# Simulate actions
updateUI
increment
increment
toggleTheme
decrement
resetCoding works best on desktop or with an external keyboard.