diff options
Diffstat (limited to 'misc/examples/algorithms/random.c')
| -rw-r--r-- | misc/examples/algorithms/random.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/misc/examples/algorithms/random.c b/misc/examples/algorithms/random.c index b7c0f277..ccd0711d 100644 --- a/misc/examples/algorithms/random.c +++ b/misc/examples/algorithms/random.c @@ -4,11 +4,11 @@ int main(void) { - const int N = 1000000000; + long long N = 1000000000; const uint64_t seed = (uint64_t)time(NULL), range = 1000000; crand_t rng = crand_init(seed); - int64_t sum; + long long sum; clock_t diff, before; printf("Compare speed of full and unbiased ranged random numbers...\n"); @@ -18,19 +18,19 @@ int main(void) sum += (uint32_t)crand_u64(&rng); } diff = clock() - before; - printf("full range\t\t: %f secs, %d, avg: %f\n", - (double)diff/CLOCKS_PER_SEC, N, (double)sum/N); + printf("full range\t\t: %f secs, %lld, avg: %f\n", + (double)diff/CLOCKS_PER_SEC, N, (double)(sum/N)); - crand_unif_t dist1 = crand_unif_init(0, range); + crand_uniform_t dist1 = crand_uniform_init(0, range); rng = crand_init(seed); sum = 0; before = clock(); c_forrange (N) { - sum += crand_unif(&rng, &dist1); // unbiased + sum += crand_uniform(&rng, &dist1); // unbiased } diff = clock() - before; - printf("unbiased 0-%" PRIu64 "\t: %f secs, %d, avg: %f\n", - range, (double)diff/CLOCKS_PER_SEC, N, (double)sum/N); + printf("unbiased 0-%" PRIu64 "\t: %f secs, %lld, avg: %f\n", + range, (double)diff/CLOCKS_PER_SEC, N, (double)(sum/N)); sum = 0; rng = crand_init(seed); @@ -39,7 +39,7 @@ int main(void) sum += (int64_t)(crand_u64(&rng) % (range + 1)); // biased } diff = clock() - before; - printf("biased 0-%" PRIu64 " \t: %f secs, %d, avg: %f\n", - range, (double)diff/CLOCKS_PER_SEC, N, (double)sum/N); + printf("biased 0-%" PRIu64 " \t: %f secs, %lld, avg: %f\n", + range, (double)diff/CLOCKS_PER_SEC, N, (double)(sum/N)); } |