Data commit

Task/Nim-game/Go/nim-game.go

@@ -0,0 +1,43 @@
+package main
+
+import (
+    "bufio"
+    "fmt"
+    "os"
+    "strconv"
+)
+
+func showTokens(tokens int) {
+    fmt.Println("Tokens remaining", tokens, "\n")
+}
+
+func main() {
+    tokens := 12
+    scanner := bufio.NewScanner(os.Stdin)
+    for {
+        showTokens(tokens)
+        fmt.Print("  How many tokens 1, 2 or 3? ")
+        scanner.Scan()
+        if scerr := scanner.Err(); scerr != nil {
+            fmt.Println("Error reading standard input:", scerr)
+            return
+        }
+        t, err := strconv.Atoi(scanner.Text())
+        if err != nil || t < 1 || t > 3 {
+            fmt.Println("\nMust be a number between 1 and 3, try again.\n")
+        } else {
+            ct := 4 - t
+            s := "s"
+            if ct == 1 {
+                s = ""
+            }
+            fmt.Print("  Computer takes ", ct, " token", s, "\n\n")
+            tokens -= 4
+        }
+        if tokens == 0 {
+            showTokens(0)
+            fmt.Println("  Computer wins!")
+            return
+        }
+    }
+}