Merge pull request #10265 from jmaslak/jmaslak-challenge-273

Add golang solution for Joelle Maslak

2 files changed, 54 insertions, 0 deletions

diff --git a/challenge-273/joelle-maslak/go/cmd/go-ch-1/main.go b/challenge-273/joelle-maslak/go/cmd/go-ch-1/main.go
new file mode 100644
index 0000000000..ad5b1d29b0
--- /dev/null
+++ b/challenge-273/joelle-maslak/go/cmd/go-ch-1/main.go
@@ -0,0 +1,27 @@
+package main
+
+import (
+	"fmt"
+	"os"
+	"strings"
+)
+
+func main() {
+	if len(os.Args) != 3 || len(os.Args[1]) < 1 || len(os.Args[2]) != 1 {
+		usage()
+		return
+	}
+
+	strlen := float32(len(os.Args[1]))
+	cnt := float32(strings.Count(os.Args[1], os.Args[2]))
+	fmt.Printf("Percentage of times character appears in string: %.0f%%\n", 100.0*cnt/strlen)
+}
+
+func usage() {
+	fmt.Fprintln(os.Stderr, "Usage:")
+	fmt.Fprintln(os.Stderr, "")
+	fmt.Fprintln(os.Stderr, "Calculates the percentage of characters in a string match a given character")
+	fmt.Fprintln(os.Stderr, "")
+	fmt.Fprintln(os.Stderr, "  "+os.Args[0]+" <str> <char>")
+	fmt.Fprintln(os.Stderr, "")
+}
diff --git a/challenge-273/joelle-maslak/go/cmd/go-ch-2/main.go b/challenge-273/joelle-maslak/go/cmd/go-ch-2/main.go
new file mode 100644
index 0000000000..34ec86fb63
--- /dev/null
+++ b/challenge-273/joelle-maslak/go/cmd/go-ch-2/main.go
@@ -0,0 +1,27 @@
+package main
+
+import (
+	"fmt"
+	"os"
+	"regexp"
+)
+
+func main() {
+	if len(os.Args) != 2 {
+		usage()
+		return
+	}
+
+	// check, _ := regexp.Match(`m/^[^b]*b[^b]/`, []byte(os.Args[1]))
+	check, _ := regexp.Match("^[^b]*b([^a]|$)", []byte(os.Args[1]))
+	fmt.Printf("Output: %t\n", check)
+}
+
+func usage() {
+	fmt.Fprintln(os.Stderr, "Usage:")
+	fmt.Fprintln(os.Stderr, "")
+	fmt.Fprintln(os.Stderr, "Calculate whether there is a 'b' in a string where the first 'b' isn't followed by an 'a'")
+	fmt.Fprintln(os.Stderr, "")
+	fmt.Fprintln(os.Stderr, "  "+os.Args[0]+" <str>")
+	fmt.Fprintln(os.Stderr, "")
+}