#include <stdio.h>

void
main ()
{
  int iterations, number, i, sum = 0;
  
  /* Read the number of iterations */
  scanf ("%d", &iterations);

  for (i = 1; i <= iterations; i++)
    {
      /* Read the number */
      scanf ("%d", &number);
      
      sum += number;
    }

  printf ("Sum is: %d\n", sum);
}