diff --git a/bin/runall.sh b/bin/runall.sh
new file mode 100755
index 0000000..a2218cd
--- /dev/null
+++ b/bin/runall.sh
@@ -0,0 +1,5 @@
+#!/bin/bash 
+for file in ./cut_5s/*.wav ; do
+#    echo ${file}
+    ./recog $file
+done
diff --git a/src/build.cpp b/src/build.cpp
index 7d1902e..e90e0d3 100644
--- a/src/build.cpp
+++ b/src/build.cpp
@@ -50,13 +50,13 @@ int ProcessBuildRes(const char *szResDir, const char *szResPath){
         if (!(S_IFDIR &statbuf.st_mode))    // 判断下一级成员不是目录
         {
             strcpy(FileName, entry->d_name);
-            printf("%d: %s ",index , FileName);  // 输出属性不是目录的成员
             myhash.AddSongList(FileName); 
             char FilePath[80] = "";
             strcat(FilePath, szResDir);
             strcat(FilePath, FileName);
-            printf("%s\n",FilePath);  // 输出属性不是目录的成员
+            /* printf("%s\n",FilePath);  // 输出属性不是目录的成员  */
             fingerprint.ExtractPair(FilePath, myhash, 0, (float)0.98, index, 0); 
+            printf("%d: %s 建库成功.\n",index , FileName);  // 输出属性不是目录的成员
             fingerprint.UnInit(); 
             index ++;
         }
@@ -79,7 +79,8 @@ int
 main( int argc, char **argv )
 {
     Initialize();
-    ProcessBuildRes("./samples/", "./database");
+    //ADD your own paths here!!!
+    ProcessBuildRes("YOUT_PATH_OF_MUSIC_FILES", "YOUR_PATH_OF_DATABASE_FILE");
     unInitialize();
     return 0;
 }
diff --git a/src/hash.cpp b/src/hash.cpp
index 024682a..3f6dc28 100644
--- a/src/hash.cpp
+++ b/src/hash.cpp
@@ -132,7 +132,8 @@ void THash::File2Hash(const char *filename){
 	fp = fopen(filename, "rb");
 	char *chp;
 	fread(&song_num, sizeof(size_t), 1, fp);
-	printf("Totally %zu songs.\n", song_num);
+    printf("------------\n");
+	printf("数据库中共有 %zu 首歌的特征数据.\n", song_num);
 	for (size_t i = 0; i<song_num; i++){
 		chp = song_list[i];
 		do{
diff --git a/src/recog.cpp b/src/recog.cpp
index 1967fb4..34f83f7 100644
--- a/src/recog.cpp
+++ b/src/recog.cpp
@@ -45,9 +45,10 @@ int ProcessSelelct(const char *szAudioPath, std::string &szResultString){
 	fingerprint.UnInit();
 	size_t offset;
 	size_t result = myhash.VoteResult(offset);
-	printf("The song is %s, the offset is %f s.\n", myhash.song_list[result], (float)(offset*(float)FRAME_HOP / 8000.0));
+	printf("识别结果:\n");
+	printf("歌名: %30s, 正在播放:第 %10f 秒.\n", myhash.song_list[result], (float)(offset*(float)FRAME_HOP / 8000.0));
+    printf("------------\n");
 	szResultString = myhash.song_list[result];
-	
 	return 0;
 }
 
@@ -64,8 +65,9 @@ main( int argc, char **argv )
         printf("Wrong Usage, please use './recog filename'\n");
         return 1;
     }
-    Initialize("./database");
-    printf("Initialize done.\n");
+    //ADD your database path here!!!
+    Initialize("YOUR_DATABASE_PATH");
+    /* printf("读文件，重建数据库. done.\n"); */
     /* printf("Audio path is :%s\n",argv[1]); */
     ProcessSelelct(argv[1],resultString);
     unInitialize();
diff --git a/src/wav.cpp b/src/wav.cpp
index 2cbb012..a6f72b5 100644
--- a/src/wav.cpp
+++ b/src/wav.cpp
@@ -19,7 +19,6 @@
 TWav::TWav(const char *filename){
 	fp = fopen(filename, "rb");
 	assert(fp != NULL);
-
 	fread(wav_info.riff_id, 1, 4, fp);
 	wav_info.riff_id[4] = '\0';
 	fread(&wav_info.size0, 4, 1, fp);