diff options
| -rw-r--r-- | tmain.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/tmain.c b/tmain.c index 0031fc2..79e1c24 100644 --- a/tmain.c +++ b/tmain.c @@ -1,16 +1,23 @@ #include <stdio.h> #include <time.h> +enum { NRounds = 150 }; + extern long f(void); int main() { - clock_t t0; - long l; + clock_t t0, tmin; + long i, l; - t0 = clock(); - l = f(); - t0 = clock() - t0; + tmin = 10 * CLOCKS_PER_SEC; + for (i=0; i<NRounds; i++) { + t0 = clock(); + l = f(); + t0 = clock() - t0; + if (t0 < tmin) + tmin = t0; + } printf("f() = %ld\n", l); printf(" %.4f secs\n", (double)t0/CLOCKS_PER_SEC); return 0; |