From 0caafd52c1ce972b7fea39b7817130a3cbd0ab55 Mon Sep 17 00:00:00 2001
From: Abigail <abigail@abigail.be>
Date: Tue, 2 Nov 2021 13:07:05 +0100
Subject: Go solutions for week 137

---
 challenge-137/abigail/go/ch-1.go | 44 ++++++++++++++++++++++++++++++++++++++++
 challenge-137/abigail/go/ch-2.go | 40 ++++++++++++++++++++++++++++++++++++
 2 files changed, 84 insertions(+)
 create mode 100644 challenge-137/abigail/go/ch-1.go
 create mode 100644 challenge-137/abigail/go/ch-2.go

diff --git a/challenge-137/abigail/go/ch-1.go b/challenge-137/abigail/go/ch-1.go
new file mode 100644
index 0000000000..2e6c515d0d
--- /dev/null
+++ b/challenge-137/abigail/go/ch-1.go
@@ -0,0 +1,44 @@
+package main
+
+//
+// See ../README.md
+//
+
+//
+// Run as: go run ch-1.go
+//
+
+import (
+    "fmt"
+)
+
+func main () {
+    start_years       := [] int {1600, 2000}
+    long_year_offsets := [] int {
+          4,      9,     15,     20,     26,
+         32,     37,     43,     48,     54,
+         60,     65,     71,     76,     82,
+         88,     93,     99,            
+                105,    111,    116,    122,
+        128,    133,    139,    144,    150,
+        156,    161,    167,    172,    178,
+        184,    189,    195,            
+                201,    207,    212,    218,
+        224,    229,    235,    240,    246,
+        252,    257,    263,    268,    274,
+        280,    285,    291,    296,    
+                        303,    308,    314,
+        320,    325,    331,    336,    342,
+        348,    353,    359,    364,    370,
+        376,    381,    387,    392,    398,
+    }
+
+    for _, start_year := range start_years {
+        for _, offset := range long_year_offsets {
+            year := start_year + offset
+            if 1900 <= year && year <= 2100 {
+                fmt . Println (year)
+            }
+        }
+    }
+}
diff --git a/challenge-137/abigail/go/ch-2.go b/challenge-137/abigail/go/ch-2.go
new file mode 100644
index 0000000000..31815d21aa
--- /dev/null
+++ b/challenge-137/abigail/go/ch-2.go
@@ -0,0 +1,40 @@
+package main
+
+//
+// See ../README.md
+//
+
+//
+// Run as: go run ch-2.go < input-file
+//
+
+import (
+    "fmt"
+)
+
+func reverse (num int) int {
+    rev := 0
+    for num > 0 {
+        rev *= 10
+        rev += num % 10
+        num /= 10
+    }
+    return rev
+}
+
+func ly (n int) int {
+    if n >= 10000000    {return 1}
+    if n == reverse (n) {return 0}
+    return ly (n + reverse (n))
+}
+
+func main () {
+    for {
+        var num int
+        n, err := fmt . Scanf ("%d", &num)
+        if n != 1 || err != nil {
+            break
+        }
+        fmt . Println (ly (num))
+    }
+}
-- 
cgit