Eloquent JS Exercises

00-EloquentJS

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2.1 Looping-a-Triangle.js

var sharp = "#";
while (sharp.length < 7) {
	sharp += "#";
	console.log(sharp);
}

// BOOK SOLUTION
for (var line = "#"; line.length < 8; line += "#")
console.log(line);

2.2 FizzBuzz.js

for (var i = 0; i <= 100; i++) {
    if(i % 3 === 0 && i % 5 === 0) {
		console.log("FizzBuzz");
	} else if(i % 3 === 0) {
		console.log("Fizz");
	} else if(i % 5 === 0) {
		console.log("Buzz");
	} else {
	    console.log(i);
	}
}

// BOOK SOLUTION
for (var n = 1; n <= 100; n++) {
  var output = "";
  if (n % 3 == 0)
    output += "Fizz";
  if (n % 5 == 0)
    output += "Buzz";
  console.log(output || n);
}

2.3 ChessBoard.js

var size = 8;

for (var i = 0; i <= size; i++) {
	if(i % 2 === 0) {
		var set1 ="";
		for (var even = 0; even <= size; even++) {
			var space = " ";
			var sharp = "#";
			if (even % 2 === 0) {
				set1 += space;
			} else {
				set1 += sharp;
			}
		}

		console.log(set1);
	} else {
		var set2 ="";
		for (var even = 0; even <= size; even++) {
			var space = " ";
			var sharp = "#";
			if (even % 2 === 0) {
				set2 += sharp;
			} else {
				set2 += space;
			}
		}

		console.log(set2);
	}
}

// BOOK SOLUTION
var size = 8;

var board = "";

for (var y = 0; y < size; y++) {
  for (var x = 0; x < size; x++) {
    if ((x + y) % 2 == 0)
      board += " ";
    else
      board += "#";
  }
  board += "\n";
}

console.log(board);