Updated examples.

2 files changed, 56 insertions, 3 deletions

diff --git a/examples/csmap_ex.c b/examples/csmap_ex.c
index 13fbe977..32b49694 100644
--- a/examples/csmap_ex.c
+++ b/examples/csmap_ex.c
@@ -11,9 +11,9 @@ using_csset_str();
 int main(int argc, char **argv)

 {

     csmap_i map = csmap_i_init();

-    time_t seed = 123 ; // time(NULL);

+    time_t seed = time(NULL);

 

-    size_t n = 5000000;

+    size_t n = 500000;

     uint64_t mask = (1ull << 20) - 1;

     csmap_i_iter_t it;

 

@@ -26,7 +26,7 @@ int main(int argc, char **argv)
         }

     }

     stc64_srandom(seed);

-    for (unsigned int i = 0; i < n - 50; ++i) {

+    for (unsigned int i = 0; i < n - 20; ++i) {

         csmap_i_erase(&map, stc64_random() & mask);

     }

     

diff --git a/examples/tmap.cpp b/examples/tmap.cpp
new file mode 100644
index 00000000..793ce6cc
--- /dev/null
+++ b/examples/tmap.cpp
@@ -0,0 +1,53 @@
+#include <stc/csmap.h>

+#include <stc/cstr.h>

+#include <stc/crand.h>

+#include <stdio.h>

+#include <map>

+

+using_csmap(i, int, size_t);

+//using_csset_str();

+

+#include <time.h>

+

+int main(int argc, char **argv)

+{

+    std::map<int, size_t> tmap;

+    csmap_i map = csmap_i_init();

+    csmap_i_iter_t it;

+    time_t seed = time(NULL);

+

+    size_t n = 2000000;

+    uint64_t mask = (1ull << 22) - 1;

+

+    clock_t t1 = clock();

+    stc64_srandom(seed);

+    for (size_t i = 0; i < n; ++i) {

+        uint64_t x = stc64_random() & mask;

+        tmap.emplace(x, i);

+    }

+    size_t s1 = tmap.size();

+    stc64_srandom(seed);

+    for (size_t i = 0; i < n - 50; ++i) {

+        uint64_t x = stc64_random() & mask;

+        tmap.erase(x);

+    }

+    clock_t t2 = clock();

+

+    stc64_srandom(seed);

+    for (size_t i = 0; i < n; ++i) {

+        uint64_t x = stc64_random() & mask;

+        csmap_i_emplace(&map, x, i);

+    }

+    size_t s2 = csmap_i_size(map);

+    stc64_srandom(seed);

+    for (size_t i = 0; i < n - 50; ++i) {

+        uint64_t x = stc64_random() & mask;

+        csmap_i_erase(&map, x);

+    }

+    clock_t t3 = clock();

+

+    printf("%zu %zu\n", s1, s2);

+    printf("%zu %zu\n", tmap.size(), csmap_i_size(map));

+

+    printf("time: %f %f\n", ((float)t2-t1) / CLOCKS_PER_SEC, ((float)t3-t2) / CLOCKS_PER_SEC);

+}