Penney's game: Difference between revisions
Added C#
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[Y] to play again
</pre>
=={{header|C sharp}}==
{{works with|C sharp|7}}
<lang csharp>using static System.Console;
using static System.Threading.Thread;
using System;
public static class PenneysGame
{
const int pause = 500;
const int N = 3;
static Random rng = new Random();
static int Toss() => rng.Next(2);
static string AsString(this int sequence) {
string s = "";
for (int b = 0b100; b > 0; b >>= 1) {
s += (sequence & b) > 0 ? 'T' : 'H';
}
return s;
}
static int UserInput() {
while (true) {
switch (ReadKey().Key) {
case ConsoleKey.Escape: return -1;
case ConsoleKey.H: return 0;
case ConsoleKey.T: return 1;
}
Console.Write('\b');
}
}
public static void Main2() {
int yourScore = 0, myScore = 0;
while (true) {
WriteLine($"Your score: {yourScore}, My score: {myScore}");
WriteLine("Determining who goes first...");
Sleep(pause);
bool youStart = Toss() == 1;
WriteLine(youStart ? "You go first." : "I go first.");
int yourSequence = 0, mySequence = 0;
if (youStart) {
WriteLine("Choose your sequence of (H)eads and (T)ails (or press Esc to exit)");
int userChoice;
for (int i = 0; i < N; i++) {
if ((userChoice = UserInput()) < 0) return;
yourSequence = (yourSequence << 1) + userChoice;
}
mySequence = ((~yourSequence << 1) & 0b100) | (yourSequence >> 1);
} else {
for (int i = 0; i < N; i++) {
mySequence = (mySequence << 1) + Toss();
}
WriteLine("I chose " + mySequence.AsString());
do {
WriteLine("Choose your sequence of (H)eads and (T)ails (or press Esc to exit)");
int choice;
yourSequence = 0;
for (int i = 0; i < N; i++) {
if ((choice = UserInput()) < 0) return;
yourSequence = (yourSequence << 1) + choice;
}
if (yourSequence == mySequence) {
WriteLine();
WriteLine("You cannot choose the same sequence.");
}
} while (yourSequence == mySequence);
}
WriteLine();
WriteLine($"Your sequence: {yourSequence.AsString()}, My sequence: {mySequence.AsString()}");
WriteLine("Tossing...");
int sequence = 0;
for (int i = 0; i < N; i++) {
Sleep(pause);
int toss = Toss();
sequence = (sequence << 1) + toss;
Write(toss > 0 ? 'T' : 'H');
}
while (true) {
if (sequence == yourSequence) {
WriteLine();
WriteLine("You win!");
yourScore++;
break;
} else if (sequence == mySequence) {
WriteLine();
WriteLine("I win!");
myScore++;
break;
}
Sleep(pause);
int toss = Toss();
sequence = ((sequence << 1) + toss) & 0b111;
Write(toss > 0 ? 'T' : 'H');
}
WriteLine("Press a key.");
ReadKey();
Clear();
}
}
}
</lang>
{{out}}
<pre style="height:30ex;overflow:scroll">
Your score: 0, My score: 0
Determining who goes first...
I go first.
I chose HHH
Choose your sequence of (H)eads and (T)ails (or press Esc to exit)
thh
Your sequence: THH, My sequence: HHH
Tossing...
HTHTHTHTTHH
You win!
Press a key.
Your score: 2, My score: 0
Determining who goes first...
You go first.
Choose your sequence of (H)eads and (T)ails (or press Esc to exit)
thh
Your sequence: THH, My sequence: TTH
Tossing...
HTTTTH
I win!
Press a key.</pre>
=={{header|Clojure}}==
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