# Spoof game

From Rosetta Code

*is a*

**Spoof game****draft**programming task. It is not yet considered ready to be promoted as a complete task, for reasons that should be found in its talk page.

Create Spoof game. See details: Spoof game

## C[edit]

#include <stdio.h>

#include <stdlib.h>

#include <time.h>

#define TRUE 1

#define FALSE 0

#define ESC 27

#define TEST TRUE /* set to 'false' to erase each player's coins */

typedef int bool;

int get_number(const char *prompt, int min, int max, bool show_mm) {

int n;

char *line = NULL;

size_t len = 0;

ssize_t read;

fflush(stdin);

do {

printf("%s", prompt);

if (show_mm)

printf(" from %d to %d : ", min, max);

else

printf(" : ");

read = getline(&line, &len, stdin);

if (read < 2) continue;

n = atoi(line);

}

while (n < min || n > max);

printf("\n");

return n;

}

int compare_int(const void *a, const void* b) {

int i = *(int *)a;

int j = *(int *)b;

return i - j;

}

int main() {

int i, j, n, players, coins, first, round = 1, rem_size;

int min, max, guess, index, index2, total;

int remaining[9], hands[10], guesses[10];

bool found, eliminated;

char c;

players = get_number("Number of players", 2, 9, TRUE);

coins = get_number("Number of coins per player", 3, 6, TRUE);

for (i = 0; i < 9; ++i) remaining[i] = i + 1;

rem_size = players;

srand(time(NULL));

first = 1 + rand() % players;

printf("The number of coins in your hand will be randomly determined for");

printf("\neach round and displayed to you. However, when you press ENTER");

printf("\nit will be erased so that the other players, who should look");

printf("\naway until it's their turn, won't see it. When asked to guess");

printf("\nthe total, the computer won't allow a 'bum guess'.\n");

while(TRUE) {

printf("\nROUND %d:\n", round);

n = first;

for (i = 0; i < 10; ++i) {

hands[i] = 0; guesses[i] = -1;

}

do {

printf(" PLAYER %d:\n", n);

printf(" Please come to the computer and press ENTER\n");

hands[n] = rand() % (coins + 1);

printf(" <There are %d coin(s) in your hand>", hands[n]);

while (getchar() != '\n');

if (!TEST) {

printf("%c[1A", ESC); // move cursor up one line

printf("%c[2K", ESC); // erase line

printf("\r\n"); // move cursor to beginning of line

}

else printf("\n");

while (TRUE) {

min = hands[n];

max = (rem_size - 1) * coins + hands[n];

guess = get_number(" Guess the total", min, max, FALSE);

found = FALSE;

for (i = 1; i < 10; ++i) {

if (guess == guesses[i]) {

found = TRUE;

break;

}

}

if (!found) {

guesses[n] = guess;

break;

}

printf(" Already guessed by another player, try again\n");

}

index = -1;

for (i = 0; i < rem_size; ++i) {

if (remaining[i] == n) {

index = i;

break;

}

}

if (index < rem_size - 1)

n = remaining[index + 1];

else

n = remaining[0];

}

while (n != first);

total = 0;

for (i = 1; i < 10; ++i) total += hands[i];

printf(" Total coins held = %d\n", total);

eliminated = FALSE;

for (i = 0; i < rem_size; ++i) {

j = remaining[i];

if (guesses[j] == total) {

printf(" PLAYER %d guessed correctly and is eliminated\n", j);

remaining[i] = 10;

rem_size--;

qsort(remaining, players, sizeof(int), compare_int);

eliminated = TRUE;

break;

}

}

if (!eliminated)

printf(" No players guessed correctly in this round\n");

else if (rem_size == 1) {

printf("\nPLAYER %d buys the drinks!\n", remaining[0]);

break;

}

index2 = -1;

for (i = 0; i < rem_size; ++i) {

if (remaining[i] == first) {

index2 = i;

break;

}

}

if (index2 < rem_size - 1)

first = remaining[index2 + 1];

else

first = remaining[0];

round++;

}

return 0;

}

- Output:

Sample game (TEST == true):

Number of players from 2 to 9 : 2 Number of coins per player from 3 to 6 : 4 The number of coins in your hand will be randomly determined for each round and displayed to you. However, when you press ENTER it will be erased so that the other players, who should look away until it's their turn, won't see it. When asked to guess the total, the computer won't allow a 'bum guess'. ROUND 1: PLAYER 1: Please come to the computer and press ENTER <There are 4 coin(s) in your hand> Guess the total : 6 PLAYER 2: Please come to the computer and press ENTER <There are 0 coin(s) in your hand> Guess the total : 3 Total coins held = 4 No players guessed correctly in this round ROUND 2: PLAYER 2: Please come to the computer and press ENTER <There are 4 coin(s) in your hand> Guess the total : 5 PLAYER 1: Please come to the computer and press ENTER <There are 3 coin(s) in your hand> Guess the total : 7 Total coins held = 7 PLAYER 1 guessed correctly and is eliminated PLAYER 2 buys the drinks!

## Go[edit]

package main

import (

"bufio"

"fmt"

"log"

"math/rand"

"os"

"strconv"

"time"

)

const (

esc = "\033"

test = true // set to 'false' to erase each player's coins

)

var scanner = bufio.NewScanner(os.Stdin)

func indexOf(s []int, el int) int {

for i, v := range s {

if v == el {

return i

}

}

return -1

}

func getNumber(prompt string, min, max int, showMinMax bool) (int, error) {

for {

fmt.Print(prompt)

if showMinMax {

fmt.Printf(" from %d to %d : ", min, max)

} else {

fmt.Printf(" : ")

}

scanner.Scan()

if scerr := scanner.Err(); scerr != nil {

return 0, scerr

}

input, err := strconv.Atoi(scanner.Text())

if err == nil && input >= min && input <= max {

fmt.Println()

return input, nil

}

}

}

func check(err error, text string) {

if err != nil {

log.Fatalln(err, text)

}

}

func main() {

rand.Seed(time.Now().UnixNano())

players, err := getNumber("Number of players", 2, 9, true)

check(err, "when getting players")

coins, err2 := getNumber("Number of coins per player", 3, 6, true)

check(err2, "when getting coins")

remaining := make([]int, players)

for i := range remaining {

remaining[i] = i + 1

}

first := 1 + rand.Intn(players)

fmt.Println("The number of coins in your hand will be randomly determined for")

fmt.Println("each round and displayed to you. However, when you press ENTER")

fmt.Println("it will be erased so that the other players, who should look")

fmt.Println("away until it's their turn, won't see it. When asked to guess")

fmt.Println("the total, the computer won't allow a 'bum guess'.")

for round := 1; ; round++ {

fmt.Printf("\nROUND %d:\n\n", round)

n := first

hands := make([]int, players+1)

guesses := make([]int, players+1)

for i := range guesses {

guesses[i] = -1

}

for {

fmt.Printf(" PLAYER %d:\n", n)

fmt.Println(" Please come to the computer and press ENTER")

hands[n] = rand.Intn(coins + 1)

fmt.Print(" <There are ", hands[n], " coin(s) in your hand>")

scanner.Scan()

check(scanner.Err(), "when pressing ENTER")

if !test {

fmt.Print(esc, "[1A") // move cursor up one line

fmt.Print(esc, "[2K") // erase line

fmt.Println("\r") // move cursor to beginning of line

} else {

fmt.Println()

}

for {

min := hands[n]

max := (len(remaining)-1)*coins + hands[n]

guess, err3 := getNumber(" Guess the total", min, max, false)

check(err3, "when guessing the total")

if indexOf(guesses, guess) == -1 {

guesses[n] = guess

break

}

fmt.Println(" Already guessed by another player, try again")

}

index := indexOf(remaining, n)

if index < len(remaining)-1 {

n = remaining[index+1]

} else {

n = remaining[0]

}

if n == first {

break

}

}

total := 0

for _, hand := range hands {

total += hand

}

fmt.Println(" Total coins held =", total)

eliminated := false

for _, v := range remaining {

if guesses[v] == total {

fmt.Println(" PLAYER", v, "guessed correctly and is eliminated")

r := indexOf(remaining, v)

remaining = append(remaining[:r], remaining[r+1:]...)

eliminated = true

break

}

}

if !eliminated {

fmt.Println(" No players guessed correctly in this round")

} else if len(remaining) == 1 {

fmt.Println("\nPLAYER", remaining[0], "buys the drinks!")

return

}

index2 := indexOf(remaining, n)

if index2 < len(remaining)-1 {

first = remaining[index2+1]

} else {

first = remaining[0]

}

}

}

- Output:

Sample game. Note that lines enclosed in angle brackets will be erased after the player presses ENTER if TEST = false.

Number of players from 2 to 9 : 2 Number of coins per player from 3 to 6 : 4 The number of coins in your hand will be randomly determined for each round and displayed to you. However, when you press ENTER it will be erased so that the other players, who should look away until it's their turn, won't see it. When asked to guess the total, the computer won't allow a 'bum guess'. ROUND 1: PLAYER 2: Please come to the computer and press ENTER <There are 0 coin(s) in your hand> Guess the total : 3 PLAYER 1: Please come to the computer and press ENTER <There are 2 coin(s) in your hand> Guess the total : 4 Total coins held = 2 No players guessed correctly in this round ROUND 2: PLAYER 1: Please come to the computer and press ENTER <There are 4 coin(s) in your hand> Guess the total : 6 PLAYER 2: Please come to the computer and press ENTER <There are 3 coin(s) in your hand> Guess the total : 7 Total coins held = 7 PLAYER 2 guessed correctly and is eliminated PLAYER 1 buys the drinks!

## Kotlin[edit]

This program has a TEST mode. If you set it to true, the number of coins allocated to each player for each round won't be erased after he/she presses ENTER, which allows you to check it is working out the total for the round correctly.

// Version 1.2.40

import java.util.Random

const val ESC = '\u001B'

const val TEST = true // set to 'false' to erase each player's coins

fun getNumber(prompt: String, min: Int, max: Int, showMinMax: Boolean) : Int {

var input: Int?

do {

print(prompt)

if (showMinMax)

print(" from $min to $max : ")

else

print(" : ")

input = readLine()!!.toIntOrNull()

}

while (input == null || input !in min..max)

println()

return input

}

fun main(args: Array<String>) {

val rand = Random()

val players = getNumber("Number of players", 2, 9, true)

val coins = getNumber("Number of coins per player", 3, 6, true)

var remaining = MutableList(players) { it + 1 }

var first = 1 + rand.nextInt(players)

var round = 1

println("The number of coins in your hand will be randomly determined for")

println("each round and displayed to you. However, when you press ENTER")

println("it will be erased so that the other players, who should look")

println("away until it's their turn, won't see it. When asked to guess")

println("the total, the computer won't allow a 'bum guess'.")

while(true) {

println("\nROUND $round:\n")

var n = first

val hands = IntArray(players + 1)

val guesses = IntArray(players + 1) { -1 }

do {

println(" PLAYER $n:")

println(" Please come to the computer and press ENTER")

hands[n] = rand.nextInt(coins + 1)

print(" <There are ${hands[n]} coin(s) in your hand>")

do {} while (readLine() == null)

if (!TEST) {

print("${ESC}[1A") // move cursor up one line

print("${ESC}[2K") // erase line

println("\r") // move cursor to beginning of line

}

else println()

while (true) {

val min = hands[n]

val max = (remaining.size - 1) * coins + hands[n]

val guess = getNumber(" Guess the total", min, max, false)

if (guess !in guesses) {

guesses[n] = guess

break

}

println(" Already guessed by another player, try again")

}

val index = remaining.indexOf(n)

n = if (index < remaining.lastIndex) remaining[index + 1]

else remaining[0]

}

while (n != first)

val total = hands.sum()

println(" Total coins held = $total")

var eliminated = false

for (i in remaining) {

if (guesses[i] == total) {

println(" PLAYER $i guessed correctly and is eliminated")

remaining.remove(i)

eliminated = true

break

}

}

if (!eliminated)

println(" No players guessed correctly in this round")

else if (remaining.size == 1) {

println("\nPLAYER ${remaining[0]} buys the drinks!")

return

}

val index2 = remaining.indexOf(n)

first = if (index2 < remaining.lastIndex) remaining[index2 + 1]

else remaining[0]

round++

}

}

- Output:

Sample game. Note that lines enclosed in angle brackets will be erased after the player presses ENTER if TEST = false.

Number of players from 2 to 9 : 3 Number of coins per player from 3 to 6 : 3 The number of coins in your hand will be randomly determined for each round and displayed to you. However, when you press ENTER it will be erased so that the other players, who should look away until it's their turn, won't see it. When asked to guess the total, the computer won't allow a 'bum guess'. ROUND 1: PLAYER 3: Please come to the computer and press ENTER <There are 2 coin(s) in your hand> Guess the total : 6 PLAYER 1: Please come to the computer and press ENTER <There are 3 coin(s) in your hand> Guess the total : 7 PLAYER 2: Please come to the computer and press ENTER <There are 3 coin(s) in your hand> Guess the total : 8 Total coins held = 8 PLAYER 2 guessed correctly and is eliminated ROUND 2: PLAYER 1: Please come to the computer and press ENTER <There are 2 coin(s) in your hand> Guess the total : 4 PLAYER 3: Please come to the computer and press ENTER <There are 0 coin(s) in your hand> Guess the total : 3 Total coins held = 2 No players guessed correctly in this round ROUND 3: PLAYER 3: Please come to the computer and press ENTER <There are 3 coin(s) in your hand> Guess the total : 4 PLAYER 1: Please come to the computer and press ENTER <There are 0 coin(s) in your hand> Guess the total : 3 Total coins held = 3 PLAYER 1 guessed correctly and is eliminated PLAYER 3 buys the drinks!

## Phix[edit]

function get_number(string prompt, integer lo, hi, pot, bool show=false)

if show then prompt &= sprintf(" from %d to %d",{lo,hi}) end if

printf(1,prompt&" : ")

integer n = -1

while n<lo or n>hi do

n = wait_key()-'0'

if n='!'-'0' and not show then

printf(1,"\rYou have %d coins in your hand, max guess is %d\r",{lo,hi})

sleep(2)

printf(1," \r")

printf(1,prompt&" : ")

end if

end while

if n=pot then

printf(1,"**\n")

else

printf(1,"%d\n",n)

end if

return n

end function

constant help = """

Guess the total number of coins in everybody's hands.

Inputs/guesses between 1 and 9 can be entered using the keys 1 to 9, but

just to make life a little more interesting, guesses of 10 .. 54 must be

entered using :;<=>[email protected] ... XYZ[\]^_`abcdef (no return key required).

Use ! to see your hand, obviously only when no-one else is looking.

You may not guess less than the number of coins in your hand, or more

than that plus (players-1)*maxcoins, or any already known wrong guess.

"""

procedure main()

printf(1,help)

integer players = get_number("Number of players", 2, 9, -1, show:=true),

maxcoins = get_number("Max coins per player", 3, 6, -1, show:=true),

first = rand(players), next = first

printf(1,"player%d goes first\n",first)

sequence hands = sq_sub(sq_rand(repeat(maxcoins+1,players)),1),

remaining = tagset(players),

game_log = repeat("",players),

guessed = {}

for i=1 to players do

game_log[i] = sprintf("player%d:%s",{i,iff(i<first?" -":"")})

end for

integer pot = sum(hands),

rm1 = (players-1)*maxcoins

while length(remaining)>1 do

integer player = remaining[next],

hp = hands[player],

guess = get_number(sprintf("player%d guess",player),hp,hp+rm1,pot)

if find(guess,guessed) then

printf(1,"Already guessed by another player, try again\n");

else

game_log[player] &= sprintf(" %d",guess)

if guess==pot then

printf(1,"player%d guessed correctly and is eliminated!\n",player)

remaining[next..next] = {}

else

guessed &= guess

next += 1

end if

if next>length(remaining) then next = 1 end if

end if

end while

printf(1,"hands: %s\n",{sprint(hands)})

printf(1,"Game log:\n")

pp(game_log,{pp_Nest,1})

printf(1,"pot:%d, player%d buys the drinks!\n",{pot,remaining[1]})

{} = wait_key()

end procedure

main()

- Output:

Guess the total number of coins in everybody's hands. Inputs/guesses between 1 and 9 can be entered using the keys 1 to 9, but just to make life a little more interesting, guesses of 10 .. 54 must be entered using :;<=>[email protected] ... XYZ[\]^_`abcdef (no return key required). Use ! to see your hand, obviously only when no-one else is looking. You may not guess less than the number of coins in your hand, or more than that plus (players-1)*maxcoins, or any already known wrong guess. Number of players from 2 to 9 : 3 Max coins per player from 3 to 6 : 6 player3 goes first player3 guess : 18 player1 guess : 17 player2 guess : 13 player3 guess : ** player3 guessed correctly and is eliminated! player1 guess : 9 player2 guess : 11 player1 guess : ** player1 guessed correctly and is eliminated! hands: {5,1,6} Game log: {"player1: - 17 9 12", "player2: - 13 11", "player3: 18 12"} pot:12, player2 buys the drinks!

## REXX[edit]

A method was used to enable a player to play the "same" game over again.

A little extra code was added to add verbiage for various error conditions.

/*REXX program plays the "spoof" game with a human player (does presentation & scoring).*/

parse arg seed .; if datatype(seed, 'W') then call random ,,seed /*use RANDOM seed? */

__= copies('─', 9) /*literal used in the game's prompting.*/

do forever /*$ = computer; @ = human or CBLF. */

do until $pot+3<$g; $pot = random(0, 3) /*get a computer number for the pot. */

$g = random(0, 6) /* " " " " " " guess. */

end /*until*/

say

say copies('─', 55); say __ "The computer has got a pot and a guess."

@pot= 0

@pot= prompt(__ 'What is your pot? (or QUIT)' )

@g= prompt(__ 'What is your guess? (or QUIT)', .)

say __ "The computer's pot is: " $pot

say __ "The computer's guess is: " $g

pot= $pot + @pot

say

select

when $g==pot & @g==pot then say __ 'This game is a draw.'

when $g==pot then say __ 'This game won by the computer.'

when @g==pot then say __ 'This game won by you. Congratulations!'

otherwise say __ 'This game has no winner.'

end /*select*/

end /*forever*/

exit /*stick a fork in it, we're all done. */

/*──────────────────────────────────────────────────────────────────────────────────────*/

prompt: do forever; er= __ '***error*** '; say arg(1); parse pull # y . 1 _,?

upper #; if abbrev('QUIT', #, 1) then exit 1 /*user wants to quit? */

if #=='' then do; say er "no argument entered." ; iterate; end

if y\=='' then do; say er "too many arguments:" _; iterate; end

if \datatype(#,'N') then do; say er "argument isn't numeric:" #; iterate; end

if \datatype(#,'W') then do; say er "argument isn't an integer:" #; iterate; end

if ?==. & @pot+3>=# then do; say er "illegal input for guess:" #; iterate; end

#= # / 1; return #

end /*forever*/

- output :

─────────────────────────────────────────────────────── ───────── The computer has got a pot and a guess. ───────── What is your pot? (or QUIT) 1 ◄■■■■■■■■■■■ user input. ───────── What is your guess? (or QUIT) 2 ◄■■■■■■■■■■■ user input. ───────── The computer's pot is: 1 ───────── The computer's guess is: 6 ───────── This game won by you. Congratulations! ─────────────────────────────────────────────────────── ───────── The computer has got a pot and a guess. ───────── What is your pot? (or QUIT) 3 ◄■■■■■■■■■■■ user input. ───────── What is your guess? (or QUIT) 4 ◄■■■■■■■■■■■ user input. ───────── The computer's pot is: 2 ───────── The computer's guess is: 6 ───────── This game has no winner. ─────────────────────────────────────────────────────── ───────── The computer has got a pot and a guess. ───────── What is your pot? (or QUIT) 4 ◄■■■■■■■■■■■ user input. ───────── What is your guess? (or QUIT) 2 ◄■■■■■■■■■■■ user input. ───────── The computer's pot is: 1 ───────── The computer's guess is: 5 ───────── This game won by the computer. ─────────────────────────────────────────────────────── ───────── The computer has got a pot and a guess. ───────── What is your pot? (or QUIT) q ◄■■■■■■■■■■■ user input.

## Ring[edit]

# Project : Spoof game

spoof = 0:6

see "How many games you want? "

give games

for n = 1 to games

while true

mypot = random(3)

myguess = random(6)

if mypot + 3 >= myguess

loop

else

exit

ok

end

see "I have put my pot and guess" + nl

while true

see "Your pot? "

give yourpot

see "Your guess? "

give yourguess

if ascii(yourpot) < 48 or ascii(yourpot) > 54 or ascii(yourguess) < 48 or ascii(yourguess) > 54

loop

ok

if yourpot + 3 >= yourguess

exit

else

see "Bad input! Try again" + nl

loop

ok

end

see "My put is: " + mypot + nl

see "My guess is: " + myguess + nl

pot = mypot + yourpot

if myguess = pot and yourguess = pot

see "Draw!" + nl

elseif myguess = pot

see "I won!" + nl

elseif yourguess = pot

see "You won!" + nl

else

see "No winner!" + nl

ok

next

Output:

How many games you want? 4 I have put my pot and guess Your pot? 1 Your guess? 3 My put is: 2 My guess is: 6 You won! I have put my pot and guess Your pot? 1 Your guess? 4 My put is: 2 My guess is: 5 No winner! I have put my pot and guess Your pot? 3 Your guess? 6 My put is: 3 My guess is: 6 Draw! I have put my pot and guess Your pot? 2 Your guess? 4 My put is: 0 My guess is: 5 No winner!

## zkl[edit]

do(getNum("How many games you want? ")){

reg mypot,yourpot,myguess,yourguess;

do{ mypot,myguess = (0).random(4),(0).random(7); // 0..3, 0..6

}while(mypot + 3 <= myguess);

println("I have put my pot and guess.");

while(True){

yourpot =getNum("Your pot? ");

yourguess=getNum("Your guess? ");

if(((0<=yourpot<=6) and (0<=yourguess<=6)) and

yourpot + 3 >= yourguess) break;

println("Bad input! Try again");

}

pot:=mypot + yourpot;

println("My pot is: ",mypot, ". My guess is: ",myguess, ". Pot is ",pot);

if(myguess==pot==yourguess) println("Draw!\n");

else if(myguess==pot) println("I won!\n");

else if(yourguess==pot) println("You won!\n");

else println("No winner!\n");

}

fcn getNum(msg){

try{ return(ask(msg).strip().toInt()) }

catch{ println("ack"); return(self.fcn(msg)) } // tail recursion

}

- Output:

How many games you want? 4 I have put my pot and guess. Your pot? 2 Your guess? 3 My pot is: 1. My guess is: 0. Pot is 3 You won! I have put my pot and guess. Your pot? 1 Your guess? 0 My pot is: 2. My guess is: 3. Pot is 3 I won! I have put my pot and guess. Your pot? 4 Your guess? 5 My pot is: 1. My guess is: 1. Pot is 5 You won! I have put my pot and guess. Your pot? 2 Your guess? 1 My pot is: 3. My guess is: 2. Pot is 5 No winner!