Added go version of Digits

00_Alternate_Languages/34_Digits/go/main.go

@@ -0,0 +1,171 @@
+package main
+
+import (
+	"bufio"
+	"fmt"
+	"math/rand"
+	"os"
+	"strconv"
+	"time"
+)
+
+func printIntro() {
+	fmt.Println("                                DIGITS")
+	fmt.Println("              CREATIVE COMPUTING  MORRISTOWN, NEW JERSEY")
+	fmt.Println()
+	fmt.Println()
+	fmt.Println("THIS IS A GAME OF GUESSING.")
+}
+
+func readInteger(prompt string) int {
+	scanner := bufio.NewScanner(os.Stdin)
+	for {
+		fmt.Println(prompt)
+		scanner.Scan()
+		response, err := strconv.Atoi(scanner.Text())
+
+		if err != nil {
+			fmt.Println("INVALID INPUT, TRY AGAIN... ")
+			continue
+		}
+
+		return response
+	}
+}
+
+func printInstructions() {
+	fmt.Println()
+	fmt.Println("PLEASE TAKE A PIECE OF PAPER AND WRITE DOWN")
+	fmt.Println("THE DIGITS '0', '1', OR '2' THIRTY TIMES AT RANDOM.")
+	fmt.Println("ARRANGE THEM IN THREE LINES OF TEN DIGITS EACH.")
+	fmt.Println("I WILL ASK FOR THEN TEN AT A TIME.")
+	fmt.Println("I WILL ALWAYS GUESS THEM FIRST AND THEN LOOK AT YOUR")
+	fmt.Println("NEXT NUMBER TO SEE IF I WAS RIGHT. BY PURE LUCK,")
+	fmt.Println("I OUGHT TO BE RIGHT TEN TIMES. BUT I HOPE TO DO BETTER")
+	fmt.Println("THAN THAT *****")
+	fmt.Println()
+}
+
+func readTenNumbers() []int {
+	numbers := make([]int, 10)
+
+	numbers[0] = readInteger("FIRST NUMBER: ")
+	for i := 1; i < 10; i++ {
+		numbers[i] = readInteger("NEXT NUMBER:")
+	}
+
+	return numbers
+}
+
+func printSummary(correct int) {
+	fmt.Println()
+
+	if correct > 10 {
+		fmt.Println()
+		fmt.Println("I GUESSED MORE THAN 1/3 OF YOUR NUMBERS.")
+		fmt.Println("I WIN.\u0007")
+	} else if correct < 10 {
+		fmt.Println("I GUESSED LESS THAN 1/3 OF YOUR NUMBERS.")
+		fmt.Println("YOU BEAT ME.  CONGRATULATIONS *****")
+	} else {
+		fmt.Println("I GUESSED EXACTLY 1/3 OF YOUR NUMBERS.")
+		fmt.Println("IT'S A TIE GAME.")
+	}
+}
+
+func buildArray(val, row, col int) [][]int {
+	a := make([][]int, row)
+	for r := 0; r < row; r++ {
+		b := make([]int, col)
+		for c := 0; c < col; c++ {
+			b[c] = val
+		}
+		a[r] = b
+	}
+	return a
+}
+
+func main() {
+	rand.Seed(time.Now().UnixNano())
+
+	printIntro()
+	if readInteger("FOR INSTRUCTIONS, TYPE '1', ELSE TYPE '0' ? ") == 1 {
+		printInstructions()
+	}
+
+	a := 0
+	b := 1
+	c := 3
+
+	m := buildArray(1, 27, 3)
+	k := buildArray(9, 3, 3)
+	l := buildArray(3, 9, 3)
+
+	for {
+		l[0][0] = 2
+		l[4][1] = 2
+		l[8][2] = 2
+
+		z := float64(26)
+		z1 := float64(8)
+		z2 := 2
+		runningCorrect := 0
+
+		var numbers []int
+		for round := 1; round <= 4; round++ {
+			validNumbers := false
+			for !validNumbers {
+				numbers = readTenNumbers()
+				validNumbers = true
+				for _, n := range numbers {
+					if n < 0 || n > 2 {
+						fmt.Println("ONLY USE THE DIGITS '0', '1', OR '2'.")
+						fmt.Println("LET'S TRY AGAIN.")
+						validNumbers = false
+						break
+					}
+				}
+			}
+
+			fmt.Printf("\n%-14s%-14s%-14s%-14s\n", "MY GUESS", "YOUR NO.", "RESULT", "NO. RIGHT")
+
+			for _, n := range numbers {
+				s := 0
+				myGuess := 0
+
+				for j := 0; j < 3; j++ {
+					s1 := a*k[z2][j] + b*l[int(z1)][j] + c*m[int(z)][j]
+
+					if s < s1 {
+						s = s1
+						myGuess = j
+					} else if s1 == s && rand.Float64() > 0.5 {
+						myGuess = j
+					}
+				}
+				result := ""
+
+				if myGuess != n {
+					result = "WRONG"
+				} else {
+					runningCorrect += 1
+					result = "RIGHT"
+					m[int(z)][n] = m[int(z)][n] + 1
+					l[int(z1)][n] = l[int(z1)][n] + 1
+					k[int(z2)][n] = k[int(z2)][n] + 1
+					z = z - (z/9)*9
+					z = 3.0*z + float64(n)
+				}
+				fmt.Printf("\n%-14d%-14d%-14s%-14d\n", myGuess, n, result, runningCorrect)
+
+				z1 = z - (z/9)*9
+				z2 = n
+			}
+			printSummary(runningCorrect)
+			if readInteger("\nDO YOU WANT TO TRY AGAIN (1 FOR YES, 0 FOR NO) ? ") != 1 {
+				fmt.Println("\nTHANKS FOR THE GAME.")
+				os.Exit(0)
+			}
+		}
+	}
+}