From 36a5f3c70cbf4e8e84ce7e9d916f576dfa65e136 Mon Sep 17 00:00:00 2001
From: BozdoganMehmetozkan
 <156694989+BozdoganMehmetozkan@users.noreply.github.com>
Date: Thu, 29 Aug 2024 09:14:39 +0300
Subject: [PATCH] Add files via upload

---
 .github/workflows/main.go | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)
 create mode 100644 .github/workflows/main.go

diff --git a/.github/workflows/main.go b/.github/workflows/main.go
new file mode 100644
index 0000000..f476741
--- /dev/null
+++ b/.github/workflows/main.go
@@ -0,0 +1,31 @@
+// Copyright © 2016 Alan A. A. Donovan & Brian W. Kernighan.
+// License: https://creativecommons.org/licenses/by-nc-sa/4.0/
+
+// See page 8.
+//!+
+
+// Dup1 prints the text of each line that appears more than
+// once in the standard input, preceded by its count.
+package main
+
+import (
+	"bufio"
+	"fmt"
+	"os"
+)
+
+func main() {
+	counts := make(map[string]int)
+	input := bufio.NewScanner(os.Stdin)
+	for input.Scan() {
+		counts[input.Text()]++
+	}
+	// NOTE: ignoring potential errors from input.Err()
+	for line, n := range counts {
+		if n > 1 {
+			fmt.Printf("%d\t%s\n", n, line)
+		}
+	}
+}
+
+//!-