mirror of
https://github.com/coding-horror/basic-computer-games.git
synced 2025-12-22 15:16:33 -08:00
284 lines
10 KiB
JavaScript
284 lines
10 KiB
JavaScript
// SPLAT
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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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var aa = [];
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// Main program
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async function main()
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{
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print(tab(33) + "SPLAT\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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for (i = 0; i <= 42; i++)
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aa[i] = 0;
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print("WELCOME TO 'SPLAT' -- THE GAME THAT SIMULATES A PARACHUTE\n");
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print("JUMP. TRY TO OPEN YOUR CHUTE AT THE LAST POSSIBLE\n");
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print("MOMENT WITHOUT GOING SPLAT.\n");
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while (1) {
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print("\n");
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print("\n");
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d1 = 0;
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v = 0;
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a = 0;
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n = 0;
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m = 0;
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d1 = Math.floor(9001 * Math.random() + 1000);
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print("SELECT YOUR OWN TERMINAL VELOCITY (YES OR NO)");
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while (1) {
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a1s = await input();
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if (a1s == "YES" || a1s == "NO")
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break;
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print("YES OR NO");
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}
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if (a1s == "YES") {
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print("WHAT TERMINAL VELOCITY (MI/HR)");
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v1 = parseFloat(await input());
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v1 = v1 * (5280 / 3600);
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} else {
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v1 = Math.floor(1000 * Math.random());
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print("OK. TERMINAL VELOCITY = " + v1 + " MI/HR\n");
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}
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v = v1 + ((v1 * Math.random()) / 20) - ((v1 * Math.random()) / 20);
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print("WANT TO SELECT ACCELERATION DUE TO GRAVITY (YES OR NO)");
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while (1) {
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b1s = await input();
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if (b1s == "YES" || b1s == "NO")
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break;
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print("YES OR NO");
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}
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if (b1s == "YES") {
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print("WHAT ACCELERATION (FT/SEC/SEC)");
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a2 = parseFloat(await input());
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} else {
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switch (Math.floor(1 + (10 * Math.random()))) {
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case 1:
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print("FINE. YOU'RE ON MERCURY. ACCELERATION=12.2 FT/SEC/SEC.\n");
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a2 = 12.2;
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break;
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case 2:
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print("ALL RIGHT. YOU'RE ON VENUS. ACCELERATION=28.3 FT/SEC/SEC.\n");
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a2 = 28.3;
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break;
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case 3:
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print("THEN YOU'RE ON EARTH. ACCELERATION=32.16 FT/SEC/SEC.\n");
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a2 = 32.16;
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break;
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case 4:
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print("FINE. YOU'RE ON THE MOON. ACCELERATION=5.15 FT/SEC/SEC.\n");
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a2 = 5.15;
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break;
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case 5:
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print("ALL RIGHT. YOU'RE ON MARS. ACCELERATION=12.5 FT/SEC/SEC.\n");
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a2 = 12.5;
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break;
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case 6:
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print("THEN YOU'RE ON JUPITER. ACCELERATION=85.2 FT/SEC/SEC.\n");
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a2 = 85.2;
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break;
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case 7:
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print("FINE. YOU'RE ON SATURN. ACCELERATION=37.6 FT/SEC/SEC.\n");
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a2 = 37.6;
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break;
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case 8:
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print("ALL RIGHT. YOU'RE ON URANUS. ACCELERATION=33.8 FT/SEC/SEC.\n");
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a2 = 33.8;
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break;
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case 9:
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print("THEN YOU'RE ON NEPTUNE. ACCELERATION=39.6 FT/SEC/SEC.\n");
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a2 = 39.6;
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break;
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case 10:
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print("FINE. YOU'RE ON THE SUN. ACCELERATION=896 FT/SEC/SEC.\n");
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a2 = 896;
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break;
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}
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}
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a = a2 + ((a2 * Math.random()) / 20) - ((a2 * Math.random()) / 20);
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print("\n");
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print(" ALTITUDE = " + d1 + " FT\n");
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print(" TERM. VELOCITY = " + v1 + " FT/SEC +/-5%\n");
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print(" ACCELERATION = " + a2 + " FT/SEC/SEC +/-5%\n");
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print("SET THE TIMER FOR YOUR FREEFALL.\n");
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print("HOW MANY SECONDS");
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t = parseFloat(await input());
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print("HERE WE GO.\n");
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print("\n");
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print("TIME (SEC)\tDIST TO FALL (FT)\n");
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print("==========\t=================\n");
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terminal = false;
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crash = false;
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for (i = 0; i <= t; i += t / 8) {
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if (i > v / a) {
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terminal = true;
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break;
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}
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d = d1 - ((a / 2) * Math.pow(i, 2));
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if (d <= 0) {
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print(Math.sqrt(2 * d1 / a) + "\tSPLAT\n");
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crash = true;
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break;
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}
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print(i + "\t" + d + "\n");
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}
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if (terminal) {
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print("TERMINAL VELOCITY REACHED AT T PLUS " + v/a + " SECONDS.\n");
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for (; i <= t; i += t / 8) {
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d = d1 - ((Math.pow(v, 2) / (2 * a)) + (v * (i - (v / a))));
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if (d <= 0) {
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print(((v / a) + ((d1 - (Math.pow(v, 2) / (2 * a))) / v)) + "\tSPLAT\n");
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crash = true;
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break;
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}
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print(i + "\t" + d + "\n");
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}
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}
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if (!crash) {
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print("CHUTE OPEN\n");
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k = 0;
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k1 = 0;
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for (j = 0; j <= 42; j++) {
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if (aa[j] == 0)
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break;
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k++;
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if (d < aa[j])
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k1++;
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}
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// In original jumps to line 540 (undefined) when table is full
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aa[j] = d;
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if (j <= 2) {
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print("AMAZING!!! NOT BAD FOR YOUR ");
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if (j == 0)
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print("1ST ");
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else if (j == 1)
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print("2ND ");
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else
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print("3RD ");
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print("SUCCESSFUL JUMP!!!\n");
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} else {
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if (k - k1 <= 0.1 * k) {
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print("WOW! THAT'S SOME JUMPING. OF THE " + k + " SUCCESSFUL JUMPS\n");
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print("BEFORE YOURS, ONLY " + (k - k1) + " OPENED THEIR CHUTES LOWER THAN\n");
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print("YOU DID.\n");
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} else if (k - k1 <= 0.25 * k) {
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print("PRETTY GOOD! " + k + " SUCCESSFUL JUMPS PRECEDED YOURS AND ONLY\n");
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print((k - k1) + " OF THEM GOT LOWER THAN YOU DID BEFORE THEIR CHUTES\n");
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print("OPENED.\n");
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} else if (k - k1 <= 0.5 * k) {
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print("NOT BAD. THERE HAVE BEEN " + k + " SUCCESSFUL JUMPS BEFORE YOURS.\n");
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print("YOU WERE BEATEN OUT BY " + (k - k1) + " OF THEM.\n");
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} else if (k - k1 <= 0.75 * k) {
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print("CONSERVATIVE, AREN'T YOU? YOU RANKED ONLY " + (k - k1) + " IN THE\n");
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print(k + " SUCCESSFUL JUMPS BEFORE YOURS.\n");
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} else if (k - k1 <= 0.9 * k) {
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print("HUMPH! DON'T YOU HAVE ANY SPORTING BLOOD? THERE WERE\n");
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print(k + " SUCCESSFUL JUMPS BEFORE YOURS AND YOU CAME IN " + k1 + "JUMPS\n");
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print("BETTER THAN THE WORST. SHAPE UP!!!\n");
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} else {
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print("HEY! YOU PULLED THE RIP CORD MUCH TOO SOON. " + k + " SUCCESSFUL\n");
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print("JUMPS BEFORE YOURS AND YOU CAME IN NUMBER " + (k - k1) + "! GET WITH IT!\n");
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}
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}
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} else {
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switch (Math.floor(1 + 10 * Math.random())) {
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case 1:
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print("REQUIESCAT IN PACE.\n");
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break;
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case 2:
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print("MAY THE ANGEL OF HEAVEN LEAD YOU INTO PARADISE.\n");
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break;
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case 3:
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print("REST IN PEACE.\n");
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break;
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case 4:
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print("SON-OF-A-GUN.\n");
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break;
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case 5:
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print("#%&&%!$\n");
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break;
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case 6:
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print("A KICK IN THE PANTS IS A BOOST IF YOU'RE HEADED RIGHT.\n");
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break;
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case 7:
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print("HMMM. SHOULD HAVE PICKED A SHORTER TIME.\n");
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break;
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case 8:
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print("MUTTER. MUTTER. MUTTER.\n");
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break;
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case 9:
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print("PUSHING UP DAISIES.\n");
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break;
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case 10:
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print("EASY COME, EASY GO.\n");
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break;
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}
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print("I'LL GIVE YOU ANOTHER CHANCE.\n");
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}
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while (1) {
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print("DO YOU WANT TO PLAY AGAIN");
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str = await input();
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if (str == "YES" || str == "NO")
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break;
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print("YES OR NO\n");
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}
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if (str == "YES")
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continue;
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print("PLEASE");
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while (1) {
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str = await input();
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if (str == "YES" || str == "NO")
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break;
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print("YES OR NO");
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}
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if (str == "YES")
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continue;
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break;
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}
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print("SSSSSSSSSS.\n");
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print("\n");
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}
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main();
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