Question #18134

write a program to find the difference between sum of the squares and square of the sums of n numbers

Expert's answer

var n = prompt("Enter n");

if (n == '') {alert('Empty field!');}

else {

var sumOfSquare = 0;

var i;

for (i = 1; i <= n; i++) {

sumOfSquare += i*i;

}

var squareOfSum = n*(n+1)/2;

alert("Difference is " + (sumOfSquare - squareOfSum));

}

if (n == '') {alert('Empty field!');}

else {

var sumOfSquare = 0;

var i;

for (i = 1; i <= n; i++) {

sumOfSquare += i*i;

}

var squareOfSum = n*(n+1)/2;

alert("Difference is " + (sumOfSquare - squareOfSum));

}

## Comments

## Leave a comment