level-8.md

Level 8

for (var num1 = 1; num1 <= 3; num1++) {
  for (var num2 = 1; num2 <= 2; num2++) {
    console.log('Dojo');
  }
}

Variable	Values
num1	1 -> 2 -> 3 -> 4
num2	1 -> 2 -> 3

1. Answer: Dojo, Dojo, Dojo, Dojo, Dojo, Dojo

---

for (var num1 = 0; num1 <= 3; num1++) {
  for (var num2 = 0; num2 <= 2; num2++) {
    if (num1 == 5) {
      console.log('coder');
    }
  }

  console.log('ninja');
}

Variable	Values
num1	0 -> 1 -> 2 -> 3 -> 4
num2	0 -> 1 -> 2 -> 3

2. Answer: Dojo, Dojo, Dojo, Dojo, Dojo, Dojo

---

var x = 'coding';
var y = 'dojo';

for (var num1 = 0; num1 <= x.length - 3; num1++) {
  for (var num2 = 0; num2 <= y.length - 4; num2++) {
    console.log(x + y);
  }
}

Variable	Values
x	coding
y	dojo
num1	0 -> 1 -> 2 -> 3 -> 4
num2	0 -> 1

3. Answer: codingdojo, codingdojo, codingdojo, codingdojo

---

var msg1 = 'hello';
var msg2 = 'world!';

for (var num1 = 1; num1 <= msg1.length; num1++) {
  for (var num2 = 1; num2 <= msg2.length; num2++) {
    if (msg1.length == 4) {
      console.log(msg1 + '' + msg2);
    }
  }

  if (num1 != 4) {
    console.log(msg1.length + msg2.length);
  }
}

Variable	Values
msg1	hello
msg2	world!
num1	1 -> 2 -> 3 -> 4 -> 5 -> 6
num2	1 -> 2 -> 3 -> 4 -> 5 -> 6 -> 7

4. Answer: 11, 11, 11, 11

---

var array = [5, 3, 4, 1];

for (var x = 0; x < array.length; x++) {
  for (var y = array.length - 1; y >= x; y--) {
    if (array[x] > array[y]) {
      var temp = array[y];
      array[y] = array[x];
      array[x] = temp;
    }
  }
}

console.log(array);

Variable	Values
array	[5, 3, 4, 1] -> [5, 3, 4, 5] -> [1, 3, 4, 5]
x	0 -> 1 -> 2 -> 3 -> 4
y	3 -> 2 -> 1 -> 0 -> -1
temp	1

5. Answer: [1, 3, 4, 5]