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-rw-r--r--games/drakon.awk3
1 files changed, 2 insertions, 1 deletions
diff --git a/games/drakon.awk b/games/drakon.awk
index 4b8c35c5..1eddb4f2 100644
--- a/games/drakon.awk
+++ b/games/drakon.awk
@@ -1,9 +1,10 @@
# TyPe lIkE AnDoR DrAkOn fRoM AnCiEnT DoMaInS Of mYsTeRy
# <http://www.adomgb.info/adomgb-4.html>
{
+ len = length
line = ""
toggle = 0
- for (i = 1; i <= length; i++) {
+ for (i = 1; i <= len; i++) {
char = substr($0, i, 1)
if (char ~ /[a-zA-Z]/)
char = (toggle = !toggle) ? tolower(char) : toupper(char)