diff --git a/example.c b/example.c
index b0764f7..3908832 100644
--- a/example.c
+++ b/example.c
@@ -3,8 +3,8 @@
 #include <stdint.h>
 
 int main(){
-  NSHA1_Result r = nsha1file("flow");
+  NSHA1_Result r = nsha1file("test");
   char buffer[41];
-  printf("%x %x %x %x %x", r.h0, r.h1, r.h2, r.h3, r.h4);
+  printf("%x%x%x%x%x", r.h0, r.h1, r.h2, r.h3, r.h4);
   return 0;
 }
diff --git a/nsha1.h b/nsha1.h
index 098d0d3..838d414 100644
--- a/nsha1.h
+++ b/nsha1.h
@@ -5,7 +5,9 @@
 #include <errno.h>
 #include <stdio.h>
 
-#define leftRotate32(N,D) (N<<D)|(N>>(32-D))
+uint32_t leftRotate32( uint32_t N, uint32_t D){
+  return ((N << D) | (N >> (32-D)));
+}
 
 typedef struct NSHA1_Result{
   uint32_t h0;
diff --git a/test b/test
new file mode 100644
index 0000000..5e1c309
--- /dev/null
+++ b/test
@@ -0,0 +1 @@
+Hello World
\ No newline at end of file