f(n) = int(n)+1(if fractional part of n is >= 0.5)

else f(n) = int(n).

In an array a of n elements .

sum = 0;

for(i=0; i<n; i++) {

for(j=0; j<n; j++) {

sum += f(a[i] / a[j]);

}

}

1<= n <=10^5

1<= a[i] <=10^5

Ex - for array 1 2 3 4

the value of sum is 22.