diff --git a/lib/xy.h b/lib/xy.h
index eb5ce8c..e5cad1a 100644
--- a/lib/xy.h
+++ b/lib/xy.h
@@ -86,16 +86,6 @@ bool xy_enable_color = true;
   #define xy_useutf8()
 #endif
 
-XY_Deprecate_This("Not use anymore")
-void putf (double n)         { printf ("%f\n", n);   }
-XY_Deprecate_This("Not use anymore")
-void puti (long long n)      { printf ("%lld\n", n); }
-XY_Deprecate_This("Not use anymore")
-void putb (bool n)           {  }
-
-void br ()                   { puts (""); }
-void p (const char *s)       { printf ("%s\n", s); }
-
 #define assert_str(a, b) assert (xy_streql ((a), (b)))
 
 #define xy_unsupported()    assert(!"Unsuppoted")
@@ -145,6 +135,8 @@ static void _xy_println_const_str (const char *str) {printf ("%s\n", str);}
 )(x)
 #define say println
 
+void br ()                   { puts (""); }
+void p (const char *s)       { printf ("%s\n", s); }
 
 #define xy_arylen(x) (sizeof (x) / sizeof (x[0]))
 
diff --git a/test/fw.c b/test/fw.c
index 9ca249f..567639a 100644
--- a/test/fw.c
+++ b/test/fw.c
@@ -5,7 +5,7 @@
  * Contributors  :  Nil Null  <nil@null.org>
  *               |
  * Created On    : <2024-12-14>
- * Last Modified : <2025-06-19>
+ * Last Modified : <2025-06-20>
  * ------------------------------------------------------------*/
 
 #define Chsrc_Version "Frameworker"
@@ -66,8 +66,8 @@ main (int argc, char const *argv[])
   chsrc_view_file (bkup);
 
   chsrc_log (xy_2strjoin ("CPU arch = ", chsrc_get_cpuarch ()));
-  printf ("chsrc: CPU cores = ");
-  puti (chsrc_get_cpucore ());
+  print ("chsrc: CPU cores = ");
+  println (chsrc_get_cpucore ());
 
   if (xy_on_windows)
     {
diff --git a/test/xy.c b/test/xy.c
index 78c3828..ff57b9f 100644
--- a/test/xy.c
+++ b/test/xy.c
@@ -18,11 +18,11 @@ main (int argc, char const *argv[])
 {
   xy_useutf8 ();
 
-  puts (xy_os_depend_str ("Hello, Windows!", "Hello, Unix!"));
+  println (xy_os_depend_str ("Hello, Windows!", "Hello, Unix!"));
 
-  puti (3);
+  println (3);
   double dbl = 3.1415;
-  putf (dbl);
+  println (dbl);
   say (xy_2strjoin ("Xi", "'an"));
   say (xy_strjoin  (2, "Xi", "'an"));
   say (xy_strjoin  (3, "屈身守分，", "以待天时，", "不可与命争也"));