program P4.c -- prof Output

 %time  cumsecs  #call  ms/call  name
  66.4     0.721340597     0.00  .rem
  19.6     0.93                  mcount
   9.3     1.03  99999     0.00  _prime
   1.9     1.05                  .div
   0.9     1.06   9672     0.00  __doprnt
   0.9     1.07  26665     0.00  _root
   0.9     1.08  26665     0.00  _sqrt
   0.0     1.08  46896     0.00  .udiv
   0.0     1.08      2     0.00  .umul
   0.0     1.08  46894     0.00  .urem
   0.0     1.08      1     0.00  ___start_libm
   0.0     1.08      1     0.00  __findbuf
   0.0     1.08      1     0.00  __wrtchk
   0.0     1.08      6     0.00  __xflsbuf
   0.0     1.08      1     0.00  _exit
   0.0     1.08      2     0.00  _free
   0.0     1.08      1     0.00  _fstat
   0.0     1.08      1     0.00  _getpagesize
   0.0     1.08      1     0.00  _ioctl
   0.0     1.08      1     0.00  _isatty
   0.0     1.08   9672     0.00  _localeconv
   0.0     1.08      1     0.00  _main
   0.0     1.08      2     0.00  _malloc
   0.0     1.08      1     0.00  _on_exit
   0.0     1.08   9672     0.00  _printf
   0.0     1.08      1     0.00  _profil
   0.0     1.08      3     0.00  _sbrk
   0.0     1.08      6     0.00  _write