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

double sqrt(double);

int main(void) {

  double x;

  printf("Enter a number: ");
  scanf("%lf", &x);

  if (x >= 0 && sqrt(x) <= 10)
    printf("x is positive, but less than or equal to 100.0\n");
  else printf("x is negative or greater than 100.0\n");

  return 0;
}