added optional precision argv to other scripts;

1 files changed, 2 insertions, 3 deletions

diff --git a/pi.awk b/pi.awk
index cb476ac..69eb36e 100644
--- a/pi.awk
+++ b/pi.awk
@@ -16,7 +16,6 @@ function pi() {
 }
 
 BEGIN {
-    (ARGV[1] > 0) ? fig = ARGV[1] : fig = 6
-    str = "%." fig "g\n"
-    printf(str, pi())
+    ARGV[1] ? OFMT = "%." ARGV[1] "g" : OFMT = "%g"
+    printf(OFMT ORS, pi())
 }