chore: add hackerrank solutions

hacker-rank/mini-max-sum/main.go

@@ -0,0 +1,64 @@
+package main
+
+import (
+    "bufio"
+    "fmt"
+    "io"
+    "os"
+    "strconv"
+    "strings"
+)
+
+/*
+ * Complete the 'miniMaxSum' function below.
+ *
+ * The function accepts INTEGER_ARRAY arr as parameter.
+ */
+
+func miniMaxSum(arr []int32) {
+    min := arr[0]
+    max := arr[0]
+    sum := int(arr[0])
+    for _, v := range arr[1:] {
+        if min > v {
+            min = v
+        }
+        if max < v {
+            max = v
+        }
+        sum += int(v)
+    }
+    fmt.Print(sum-int(max), sum-int(min))
+}
+
+func main() {
+    reader := bufio.NewReaderSize(os.Stdin, 16 * 1024 * 1024)
+
+    arrTemp := strings.Split(strings.TrimSpace(readLine(reader)), " ")
+
+    var arr []int32
+
+    for i := 0; i < 5; i++ {
+        arrItemTemp, err := strconv.ParseInt(arrTemp[i], 10, 64)
+        checkError(err)
+        arrItem := int32(arrItemTemp)
+        arr = append(arr, arrItem)
+    }
+
+    miniMaxSum(arr)
+}
+
+func readLine(reader *bufio.Reader) string {
+    str, _, err := reader.ReadLine()
+    if err == io.EOF {
+        return ""
+    }
+
+    return strings.TrimRight(string(str), "\r\n")
+}
+
+func checkError(err error) {
+    if err != nil {
+        panic(err)
+    }
+}