Create loto.js

web/loto.js

@@ -0,0 +1,23 @@
+function randomNumbers(num, from, to) {
+  let arr = Array.from({
+    length: to - from
+  }, (_, i) => from + i);
+  arr.sort(() => 0.5 - Math.random());
+  return arr.slice(0, num);
+}
+
+let arr = randomNumbers(90, 1, 91);
+let i = 0;
+
+const readline = require('readline');
+readline.emitKeypressEvents(process.stdin);
+process.stdin.setRawMode(true);
+process.stdin.on('keypress', (str, key) => {
+  if (key.ctrl && key.name === 'c') {
+    console.log(JSON.stringify);
+    process.exit();
+  } else {
+    console.log(`Next number: ${arr[i++]}\n`);
+  }
+});
+console.log('Press any key...');