diff --git a/example/nuklear-calc.c b/example/nuklear-calc.c
new file mode 100644
index 0000000..5d150cc
--- /dev/null
+++ b/example/nuklear-calc.c
@@ -0,0 +1,96 @@
+
+
+#include <helianthus-nk.h>
+
+
+nk_heli hnk;
+struct nk_context *nk;
+
+
+void init() {
+  nk_heli_init(&hnk, 12);
+  nk = &hnk.context;
+}
+
+
+void deinit() {
+  nk_heli_deinit(&hnk);
+}
+
+
+void draw() {
+  if (nk_begin(nk, "Calculator", nk_rect(10, 10, 180, 250),
+      NK_WINDOW_BORDER|NK_WINDOW_TITLE|NK_WINDOW_NO_SCROLLBAR|NK_WINDOW_MOVABLE))
+  {
+    static double a = 0, b = 0, c = 0, *cur = &a;
+    static char sign = 0;
+
+    nk_layout_row_dynamic(nk, 35, 1);
+    char buffer[256];
+    int len = snprintf(buffer, 256, "%g", *cur);
+    nk_edit_string(nk, NK_EDIT_SIMPLE, buffer, &len, 255, nk_filter_float);
+
+    nk_layout_row_dynamic(nk, 35, 4);
+    int num = -1;
+
+    if (nk_button_label(nk, "7")) num = 7;
+    if (nk_button_label(nk, "8")) num = 8;
+    if (nk_button_label(nk, "9")) num = 9;
+    if (nk_button_label(nk, "+")) sign = '+';
+
+    if (nk_button_label(nk, "4")) num = 4;
+    if (nk_button_label(nk, "5")) num = 5;
+    if (nk_button_label(nk, "6")) num = 6;
+    if (nk_button_label(nk, "-")) sign = '-';
+
+    if (nk_button_label(nk, "1")) num = 1;
+    if (nk_button_label(nk, "2")) num = 2;
+    if (nk_button_label(nk, "3")) num = 3;
+    if (nk_button_label(nk, "*")) sign = '*';
+
+    if (nk_button_label(nk, "С")) num = -2;
+    if (nk_button_label(nk, "0")) num = 5;
+    if (nk_button_label(nk, "=")) num = -3;
+    if (nk_button_label(nk, "/")) sign = '/';
+
+
+    if (sign) cur = &b;
+
+    // new digit
+    if (num >= 0) {
+      if (cur != &b) cur = &a;
+      *cur = *cur*10 + num;
+    }
+
+    // reset
+    if (num == -2) {
+      cur = &a;
+      a = b = c = sign = 0;
+    }
+
+    // solve
+    if (num == -3 && cur == &b) {
+      if (sign == '+') c = a + b;
+      if (sign == '-') c = a - b;
+      if (sign == '*') c = a * b;
+      if (sign == '/') c = a / b;
+      cur = &c;
+      a = b = sign = 0;
+    }
+  }
+  nk_end(nk);
+
+  nk_heli_process(&hnk);
+}
+
+
+int main() {
+  windowSetResizable(TRUE);
+  windowSetVariableFrameRate();
+  windowSetInit(&init);
+  windowSetDeinit(&deinit);
+  windowSetDraw(&draw);
+  windowRun();
+  return 0;
+}
+
diff --git a/example/nuklear-test.c b/example/nuklear-test.c
deleted file mode 100644
index 5d150cc..0000000
--- a/example/nuklear-test.c
+++ /dev/null
@@ -1,96 +0,0 @@
-
-
-#include <helianthus-nk.h>
-
-
-nk_heli hnk;
-struct nk_context *nk;
-
-
-void init() {
-  nk_heli_init(&hnk, 12);
-  nk = &hnk.context;
-}
-
-
-void deinit() {
-  nk_heli_deinit(&hnk);
-}
-
-
-void draw() {
-  if (nk_begin(nk, "Calculator", nk_rect(10, 10, 180, 250),
-      NK_WINDOW_BORDER|NK_WINDOW_TITLE|NK_WINDOW_NO_SCROLLBAR|NK_WINDOW_MOVABLE))
-  {
-    static double a = 0, b = 0, c = 0, *cur = &a;
-    static char sign = 0;
-
-    nk_layout_row_dynamic(nk, 35, 1);
-    char buffer[256];
-    int len = snprintf(buffer, 256, "%g", *cur);
-    nk_edit_string(nk, NK_EDIT_SIMPLE, buffer, &len, 255, nk_filter_float);
-
-    nk_layout_row_dynamic(nk, 35, 4);
-    int num = -1;
-
-    if (nk_button_label(nk, "7")) num = 7;
-    if (nk_button_label(nk, "8")) num = 8;
-    if (nk_button_label(nk, "9")) num = 9;
-    if (nk_button_label(nk, "+")) sign = '+';
-
-    if (nk_button_label(nk, "4")) num = 4;
-    if (nk_button_label(nk, "5")) num = 5;
-    if (nk_button_label(nk, "6")) num = 6;
-    if (nk_button_label(nk, "-")) sign = '-';
-
-    if (nk_button_label(nk, "1")) num = 1;
-    if (nk_button_label(nk, "2")) num = 2;
-    if (nk_button_label(nk, "3")) num = 3;
-    if (nk_button_label(nk, "*")) sign = '*';
-
-    if (nk_button_label(nk, "С")) num = -2;
-    if (nk_button_label(nk, "0")) num = 5;
-    if (nk_button_label(nk, "=")) num = -3;
-    if (nk_button_label(nk, "/")) sign = '/';
-
-
-    if (sign) cur = &b;
-
-    // new digit
-    if (num >= 0) {
-      if (cur != &b) cur = &a;
-      *cur = *cur*10 + num;
-    }
-
-    // reset
-    if (num == -2) {
-      cur = &a;
-      a = b = c = sign = 0;
-    }
-
-    // solve
-    if (num == -3 && cur == &b) {
-      if (sign == '+') c = a + b;
-      if (sign == '-') c = a - b;
-      if (sign == '*') c = a * b;
-      if (sign == '/') c = a / b;
-      cur = &c;
-      a = b = sign = 0;
-    }
-  }
-  nk_end(nk);
-
-  nk_heli_process(&hnk);
-}
-
-
-int main() {
-  windowSetResizable(TRUE);
-  windowSetVariableFrameRate();
-  windowSetInit(&init);
-  windowSetDeinit(&deinit);
-  windowSetDraw(&draw);
-  windowRun();
-  return 0;
-}
-