JSFiddle - React, Tailwind, and code Playground

by dipaks2011

JavaScript

function calculateAverage(arr){
	let sum = 0; 
  for(let value of arr){
  	sum += value
  }
  return sum / arr.length; 
}
let marks = [80, 80, 50, 90, 90, 90]; // marks in each subject
//console.log(calculateAverage(marks));
function calculareGrade(marks){
	const average = calculateAverage(marks);
	if(average < 60) return 'E';
  if(average < 70) return 'D';
  if(average < 80) return 'C';
  if(average < 90) return 'B';
	return 'A';
}
//console.log(calculareGrade(marks));

//Show Stars 
function showStars(rows){
	for(let row = 1; row <= rows; row++){
  	let pattern = '';
    for(let i = 0; i <= row; i++){
    	pattern += '*'
    }
    console.log(pattern);
   }
}
showStars(10);