fine, I'll put them on github

2/2.go

@@ -0,0 +1,41 @@
+package main
+
+import "os"
+import "fmt"
+import "strings"
+import "strconv"
+import "bufio"
+
+// cat input | go run 2.go
+
+func main() {
+
+	scanner := bufio.NewScanner(os.Stdin)
+	checksum := 0
+	for scanner.Scan() {
+
+		min := 9999999999999 // messy, but whatever.
+		max := 0
+		s := strings.Split(scanner.Text(), "\t")
+
+		for index, element := range s {
+			fmt.Println(index, element)
+			i, _ := strconv.Atoi(element)
+			if i < min {
+				min = i
+			}
+			if i > max {
+				max = i
+			}
+		}
+
+		diff := max - min
+		checksum += diff
+		fmt.Println("min", min, "max", max, "diff", diff)
+		fmt.Println("---")
+
+	}
+
+	fmt.Println(checksum)
+
+}