Test coinflip

test.zsh

#!/bin/zsh

alias coinflip='echo "H\nT" | shuf -n 1'
list=()
repeat 1000 do
	list+=$(coinflip)
	# list+=$(python3 -c "import random; x=random.randint(0,1); print('H') if x==0 else print('T')")
done

typeset -A freq

for flip in "${list[@]}"; do
	((freq[$flip]++))
done

for flip in "${(@k)freq}"; do
	echo "$flip: $freq[$flip]"
done