1 files changed, 23 insertions, 0 deletions
diff --git a/challenge-137/abigail/awk/ch-2.awk b/challenge-137/abigail/awk/ch-2.awk
new file mode 100644
index 0000000000..281b28dc55
--- /dev/null
+++ b/challenge-137/abigail/awk/ch-2.awk
@@ -0,0 +1,23 @@
+#!/usr/bin/awk
+
+#
+# See ../README.md
+#
+
+#
+# Run as: awk -f ch-2.awk < input-file
+#
+
+function reverse (str) {
+    x = ""
+    for (i = length (str); i != 0; i --) {
+        x = x substr (str, i, 1)
+    }
+    return x
+}
+
+function ly (n) {
+    return n >= 10000000 ? 1 : n == reverse(n) ? 0 : ly(n + reverse(n))
+}
+
+{print ly($1)}