badz0 · badz0 · Jul 1, 2020
diff --git a/12-loops-conditionals/index.html b/12-loops-conditionals/index.html
@@ -0,0 +1,14 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+  <meta charset="UTF-8">
+  <meta name="viewport" content="width=device-width, initial-scale=1.0">
+  <meta http-equiv="X-UA-Compatible" content="ie=edge">
+  <title>Document</title>
+  <script src="index.js"></script>
+
+</head>
+<body>
+
+</body>
+</html>
diff --git a/12-loops-conditionals/index.js b/12-loops-conditionals/index.js
@@ -0,0 +1,87 @@
+
+
+
+// let answer = confirm('Are u hungry?');
+// console.log('answer: ', answer);
+
+// let foodType = prompt('What u wanna eat?', 'pizza');
+
+// console.log('foodType: ', foodType);
+
+// let age = parseInt(prompt('how old are u?'), 10);
+
+// let adult = age > 18;
+
+// let isIvan = true;
+
+
+// let msg = age > 17 ? 'u got beer' : 'no beer';
+
+
+// console.log(msg);
+
+// let product = prompt('u got?');
+
+// switch (product) {
+//   default:
+//     console.log('0grn');
+//     break;
+//   case 'cola':
+//   case 'cola':
+//   case 'cola':
+//   case 'cola':
+//   case 'milk':
+//     console.log('20grn');
+//     break;
+//   case 'bread':
+//     console.log('10grn');
+//     break;
+// }
+
+
+let isIvan = true;
+let isVlad = true;
+
+let age = 18; 
+
+// let a = 0
+// let b = 5
+
+// || повертає перше позитивне
+// && повертає перше хибне
+                    10 || 15
+let condition = ('hi' && 10) || 15; 
+
+
+
+
+
+// let answer = '';
+
+// while (answer !== 'cursor') {
+//   answer = prompt('what programming school is the best?')
+//   if (answer === 'logos') {
+//     continue;
+//   }
+//   console.log('answer: ', answer);
+// }
+
+// console.log('right answer')
+
+
+
+let str = 'hello';
+
+let lCounter = 0;
+
+for (var i = 0; i < str.length; i++) {
+  console.log('i: ', i, str[i]);
+  if (str[i] === 'l') {
+    lCounter++;
+  }
+}
+
+
+// console.log('lCounter: ', lCounter);
+
+
diff --git a/21-function/index.html b/21-function/index.html
@@ -0,0 +1,14 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+  <meta charset="UTF-8">
+  <meta name="viewport" content="width=device-width, initial-scale=1.0">
+  <meta http-equiv="X-UA-Compatible" content="ie=edge">
+  <title>Document</title>
+  <script src="index.js"></script>
+
+</head>
+<body>
+
+</body>
+</html>
diff --git a/21-function/index.js b/21-function/index.js
@@ -0,0 +1,133 @@
+
+// function isIvan(name) {
+//  if (name === 'Ivan' || name === 'ivan' ||
+//   name === 'іван' || name === 'Іван') {
+//    return true;
+//  } else {
+//    return false;
+//  }
+// }
+
+// const userName = 'Іван';
+
+// if (isIvan(userName)) {
+//   console.log('hi Ivan');
+// }
+
+
+
+
+// const sayHiUser = (name) => {
+//   console.log('Hello ' + name);
+//   return 'done';
+// }
+
+// const result = sayHiUser('Ivan');
+// console.log('result: ', result);
+
+// const isIvan = name => name === 'Ivan';
+
+// const ivan = isIvan('ddd');
+// console.log('ivan: ', ivan);
+
+
+(function() {
+  var a = 'dfd';
+  var b = 'ddf';
+  // console.log('bla bla');
+})();
+
+
+// let bar = 1;
+
+// function foo() {
+//   console.log('bar: ', bar);
+//   bar = 2;
+
+//   function inner() {
+//     console.log('bar: ', bar);
+//     bar = 3;
+//   }
+
+
+//   inner();
+// }
+// foo();
+// bar = 4;
+// console.log('bar: ', bar);
+
+
+
+
+
+// const pure = a => a + 3;
+
+function removeA(str) {
+  let pureStr = '';
+  for(let i = 0; i < str.length; i++) {
+    if (str[i] !== 'a') {
+      pureStr += str[i];
+    }
+  }
+  return pureStr;
+}
+
+function removeARecursion(str) {
+  const index = str.indexOf('a');
+  return index === -1 ? str :
+    removeARecursion(str.substr(0, index) + str.substr(index + 1))
+
+  // const index = str.indexOf('a');
+  // if (index !== -1) {
+  //   let temp = str.substr(0, index) + str.substr(index + 1);
+  //   return removeARecursion(temp);
+  // } else {
+  //   return str;
+  // }
+}
+
+const result = removeARecursion('ivan and ivan');
+// console.log('result: ', result);
+
+
+
+function square(x) {
+  return x * x;
+}
+
+
+function pow(n, exp) {
+  if (exp === 0) return 1;
+  let result = n;
+  for (let i = 1; i < exp; i++) {
+    result *= n;
+  }
+
+  return result;
+}
+
+// console.log( pow(2, 2) );
+
+
+function isPalindrome(str) {
+  let result = true;
+  const halfLength = Math.floor(str.length / 2);
+
+  for (let i = 0; i < halfLength; i++) {
+    const leftChar = str[i];
+    const rightChar = str[str.length - (i + 1)];
+
+    if (leftChar !== rightChar) {
+      return false;
+    }
+  }
+
+  return result;
+}
+
+const isPalindromeCope = str => str.split('').reverse().join('') === str;
+
+
+console.log( isPalindrome('madam') );
+
+let even = 10 % 2 === 0;
diff --git a/32-objects/index.html b/32-objects/index.html
@@ -0,0 +1,14 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+  <meta charset="UTF-8">
+  <meta name="viewport" content="width=device-width, initial-scale=1.0">
+  <meta http-equiv="X-UA-Compatible" content="ie=edge">
+  <title>Document</title>
+  <script src="index.js"></script>
+
+</head>
+<body>
+
+</body>
+</html>