Determines the CPU time (in 10-millisecond units) used since the
    beginning of the process. The time reported is the sum of the
    user and system times of the calling process and any terminated
    child processes for which the calling process has executed wait
    or system.

    Format

      #include  <time.h>

      clock_t clock  (void);

  Additional Information (explode) :

• Description
• Return Values