JavaScript bootcamp · Lab 29

Star triangle

easyNested Loops10 minLesson: For

Read the question, write JavaScript on the right, then Run or Check.

QuestionHint and solution stay closed until you open them

Read n. Print a right triangle of n rows: row i has i stars.

Input. One integer n.

Output. n lines of stars.

Examples

Example 1
Input
3
Output
*
**
***
Hint
  1. console.log('*'.repeat(i));
Show correct code

Peek only after you have tried. You can still Check your own version.

const n = Number(readLine());
for (let i = 1; i <= n; i++) console.log('*'.repeat(i));
main.jsconsole.log · readLine() · Ctrl + Enter
ResultIdle
Run to see output. Check grades the tests.