pwc160 solution in go

2 files changed, 112 insertions, 0 deletions

diff --git a/challenge-160/pokgopun/go/ch-1.go b/challenge-160/pokgopun/go/ch-1.go
new file mode 100644
index 0000000000..f4a62114de
--- /dev/null
+++ b/challenge-160/pokgopun/go/ch-1.go
@@ -0,0 +1,61 @@
+package main
+
+import (
+	"fmt"
+	"log"
+	"os"
+	"regexp"
+	"strconv"
+	"strings"
+)
+
+func main() {
+	m := map[int]string{
+		1: "one",
+		2: "two",
+		3: "three",
+		4: "four",
+		5: "five",
+		6: "six",
+		7: "seven",
+		8: "eight",
+		9: "nine",
+	}
+	//fmt.Println(m)
+	re := regexp.MustCompile(`\S+$`)
+	var num []int
+	if len(os.Args) > 1 {
+		num = argInts()
+	} else {
+		num = []int{5, 7, 6}
+	}
+	for _, n := range num {
+		fmt.Println("Input: $n =", n)
+		str := m[n]
+		for {
+			r := re.FindString(str)
+			if r == "four" {
+				str += " is magic"
+				break
+			} else {
+				nxt := m[len(r)]
+				str += " is " + nxt + ", " + nxt
+				r = str
+
+			}
+		}
+		fmt.Printf("Output: %v.\n\n", strings.Title(str[:1])+str[1:])
+	}
+}
+func argInts() (s []int) {
+	if len(os.Args) > 1 {
+		for _, v := range os.Args[1:] {
+			i, err := strconv.Atoi(v)
+			if err != nil {
+				log.Fatal(err)
+			}
+			s = append(s, i)
+		}
+	}
+	return s
+}
diff --git a/challenge-160/pokgopun/go/ch-2.go b/challenge-160/pokgopun/go/ch-2.go
new file mode 100644
index 0000000000..e8a953980c
--- /dev/null
+++ b/challenge-160/pokgopun/go/ch-2.go
@@ -0,0 +1,51 @@
+package main
+
+import (
+	"fmt"
+	"log"
+	"os"
+	"strconv"
+)
+
+func main() {
+	var num [][]int
+	if len(os.Args) > 3 {
+		num = [][]int{argInts()}
+	} else {
+		num = [][]int{
+			[]int{1, 3, 5, 7, 9},
+			[]int{1, 2, 3, 4, 5},
+			[]int{2, 4, 2},
+		}
+	}
+	for _, n := range num {
+		fmt.Println("Input: @n =", n)
+		o := -1
+		for i := 1; i < len(n)-1; i++ {
+			if sum(n[:i]) == sum(n[i+1:]) {
+				o = i
+				break
+			}
+		}
+		fmt.Printf("Output: %v\n\n", o)
+	}
+}
+func sum(s []int) (r int) {
+	for _, v := range s {
+		r += v
+	}
+	return r
+}
+
+func argInts() (s []int) {
+	if len(os.Args) > 1 {
+		for _, v := range os.Args[1:] {
+			i, err := strconv.Atoi(v)
+			if err != nil {
+				log.Fatal(err)
+			}
+			s = append(s, i)
+		}
+	}
+	return s
+}