var number = 0;

while (number <= 10) {
    console.log(number);
    number += 2;
}

while (true) {
    console.log(number);
    if (10 == number) {
        break;
    };
    number++;
}


do {
    console.log("I am counting " + number);
    number++;
} while (number <= 10);


for (var i = 0; i <= 10; i+=2) {
    console.log(i);
}


var i, j;
for (i = 0, j = 10; i <= 10; i++ , j--) {
    console.log(i, j);
}

var n = 4;
var factorial = 1;

// for (var i = n; i > 1; i--) {
//     factorial *= i;
// }
// console.log(factorial);


factorial_number = () => {
    for (var i = 0; i <= 10; i++) {
        factorial += i;
        console.log(`Factorial of ${i} is ${factorial}`);
    }
}
// factorial_number();

for (let row = "*"; row.length < 20; row += "*"){
    console.log(row);
}