RosettaCodeData/Task/Count-the-coins/UNIX-Shell/count-the-coins-2.sh
2015-11-18 06:14:39 +00:00

14 lines
309 B
Bash

function count_change {
typeset -i amount=$1 coin j
typeset ways
set -A ways 1
shift
for coin; do
for (( j=coin; j <= amount; j++ )); do
let ways[j]=${ways[j]:-0}+${ways[j-coin]:-0}
done
done
echo "${ways[amount]}"
}
count_change 100 25 10 5 1
count_change 100000 100 50 25 10 5 1