//- Find and display total sum of numbers from 1 to 3;

function sum(a, b) {

}

//- Find and display total sum of numbers from 20 to 220;

​

/*- Display even numbers from 1 to 20 by using for loop.

       do it with using ‘continue’

       do it without using ‘continue’ 

​

To find even odd numbers use modulus operator, for example

2 % 2 // 0, false 

3 % 2 // 1, true

4 % 2 // 0, true

...

*/

​

// ----------------------------------------------------------------------------------------------------

​

// //- Display odd numbers from 10 to 30 by using ‘while’ loop.

var i = prompt('Enter first number');

var a = prompt('Enter second number');

while(i <= a) {

    if (i % 2) {

    console.log(i);

  }

  i++;

}

​

​

// // - Display numbers from 1 to 15 using ‘for’ loop, once num of iteration is equal the num of month of your birthday then stop execution of loop

for(var i = 0; i < 15; i++){

  if (i === 4){

    break;

  }

  console.log(i);

}

​

/*- Rewrite code from using ‘for’ to using ‘while’

for(var i = 0; i < 5; i++) {

 console.log(`number ${i}  =)`)

}

 */

var i = 0;

while(i < 5){

    console.log(`number ${i}`);

    i++;

}

​

/*- Write code which will ask user (prompt ) to put number greater than 100, repeat prompt until user put required number, then display result of prompt

  do it using ‘while’

  do it using ‘do while’

*/

var a = prompt('Enter num');

while(parseInt(a) < 100){

  var a = prompt('Nonono another');

} alert(a);

​

​

​

// //- Show in console using for.

for(var i = '#'; i.length < 9; i += '#'){

    console.log(i);

}

​

​

​