Write a program in C that find the Deficient numbers (integers) between 1 to 100

# include <stdio.h>
# include <stdbool.h>
# include <math.h>

int getSum(int n)
{
    int sum = 0;
    for (int i=1; i<=sqrt(n); i++)
    {
        if (n%i==0)
        {
            if (n/i == i)
                sum = sum + i;
            else 
            {
                sum = sum + i;
                sum = sum + (n / i);
            }
        }
    }
    sum = sum - n;
    return sum;
}
bool checkDeficient(int n)
{
    return (getSum(n) < n);
}
int main()
{
int n,ctr=0;
  printf("\n\n The Deficient numbers between 1 to 100 are: \n");
  printf(" ------------------------------------------------\n");
for(int j=1;j<=100;j++)
{
    n=j;
    if(checkDeficient(n)==true)
    {
        printf("%d ",n);
        ctr++;
        
    }
}
printf("\n The Total number of Deficient numbers are: %d \n",ctr);
}