mirror of
https://github.com/coding-horror/basic-computer-games.git
synced 2025-12-21 23:00:43 -08:00
Removed spaces from top-level directory names.
Spaces tend to cause annoyances in a Unix-style shell environment. This change fixes that.
This commit is contained in:
161
08_Batnum/javascript/batnum.js
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161
08_Batnum/javascript/batnum.js
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// BATNUM
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//
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// Converted from BASIC to Javascript by Oscar Toledo G. (nanochess)
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//
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function print(str)
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{
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document.getElementById("output").appendChild(document.createTextNode(str));
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}
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function input()
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{
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var input_element;
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var input_str;
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return new Promise(function (resolve) {
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input_element = document.createElement("INPUT");
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print("? ");
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input_element.setAttribute("type", "text");
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input_element.setAttribute("length", "50");
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document.getElementById("output").appendChild(input_element);
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input_element.focus();
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input_str = undefined;
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input_element.addEventListener("keydown", function (event) {
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if (event.keyCode == 13) {
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input_str = input_element.value;
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document.getElementById("output").removeChild(input_element);
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print(input_str);
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print("\n");
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resolve(input_str);
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}
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});
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});
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}
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function tab(space)
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{
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var str = "";
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while (space-- > 0)
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str += " ";
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return str;
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}
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// Main program
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async function main()
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{
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print(tab(33) + "BATNUM\n");
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print(tab(15) + "CREATIVE COMPUTING MORRISTOWN, NEW JERSEY\n");
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print("\n");
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print("\n");
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print("\n");
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print("THIS PROGRAM IS A 'BATTLE OF NUMBERS' GAME, WHERE THE\n");
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print("COMPUTER IS YOUR OPPONENT.\n");
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print("\n");
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print("THE GAME STARTS WITH AN ASSUMED PILE OF OBJECTS. YOU\n");
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print("AND YOUR OPPONENT ALTERNATELY REMOVE OBJECTS FROM THE PILE.\n");
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print("WINNING IS DEFINED IN ADVANCE AS TAKING THE LAST OBJECT OR\n");
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print("NOT. YOU CAN ALSO SPECIFY SOME OTHER BEGINNING CONDITIONS.\n");
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print("DON'T USE ZERO, HOWEVER, IN PLAYING THE GAME.\n");
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print("ENTER A NEGATIVE NUMBER FOR NEW PILE SIZE TO STOP PLAYING.\n");
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print("\n");
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first_time = 1;
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while (1) {
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while (1) {
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if (first_time == 1) {
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first_time = 0;
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} else {
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for (i = 1; i <= 10; i++)
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print("\n");
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}
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print("ENTER PILE SIZE");
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n = parseInt(await input());
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if (n >= 1)
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break;
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}
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while (1) {
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print("ENTER WIN OPTION - 1 TO TAKE LAST, 2 TO AVOID LAST: ");
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m = parseInt(await input());
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if (m == 1 || m == 2)
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break;
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}
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while (1) {
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print("ENTER MIN AND MAX ");
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str = await input();
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a = parseInt(str);
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b = parseInt(str.substr(str.indexOf(",") + 1));
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if (a <= b && a >= 1)
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break;
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}
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while (1) {
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print("ENTER START OPTION - 1 COMPUTER FIRST, 2 YOU FIRST ");
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s = parseInt(await input());
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print("\n");
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print("\n");
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if (s == 1 || s == 2)
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break;
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}
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w = 0;
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c = a + b;
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while (1) {
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if (s == 1) {
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// Computer's turn
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q = n;
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if (m != 1)
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q--;
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if (m != 1 && n <= a) {
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w = 1;
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print("COMPUTER TAKES " + n + " AND LOSES.\n");
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} else if (m == 1 && n <= b) {
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w = 1;
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print("COMPUTER TAKES " + n + " AND WINS.\n");
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} else {
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p = q - c * Math.floor(q / c);
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if (p < a)
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p = a;
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if (p > b)
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p = b;
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n -= p;
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print("COMPUTER TAKES " + p + " AND LEAVES " + n + "\n");
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w = 0;
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}
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s = 2;
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}
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if (w)
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break;
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if (s == 2) {
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while (1) {
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print("\n");
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print("YOUR MOVE ");
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p = parseInt(await input());
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if (p == 0) {
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print("I TOLD YOU NOT TO USE ZERO! COMPUTER WINS BY FORFEIT.\n");
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w = 1;
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break;
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} else if (p >= a && p <= b && n - p >= 0) {
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break;
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}
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}
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if (p != 0) {
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n -= p;
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if (n == 0) {
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if (m != 1) {
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print("TOUGH LUCK, YOU LOSE.\n");
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} else {
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print("CONGRATULATIONS, YOU WIN.\n");
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}
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w = 1;
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} else {
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w = 0;
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}
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}
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s = 1;
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}
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if (w)
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break;
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}
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}
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}
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main();
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