diff --git a/src/core/core.cc b/src/core/core.cc
index 53046a6..cc7bf6e 100644
--- a/src/core/core.cc
+++ b/src/core/core.cc
@@ -19,6 +19,11 @@
 #define TOP_LIMIT(ADDR)    (addr >= ADDR * 3)
 #define BOTTOM_LIMIT(ADDR) (addr <= ADDR * 3)
 
+#define CHECK_UP(MASK)    !(code >> MOVE_UP & MASK)
+#define CHECK_DOWN(MASK)  !(code >> MOVE_DOWN & MASK)
+#define CHECK_LEFT(MASK)  !(code >> MOVE_LEFT & MASK)
+#define CHECK_RIGHT(MASK) !(code >> MOVE_RIGHT & MASK)
+
 #define RELEASE(NEXT_CODE, FILTER) { \
     cache_t next_case = { \
         .code = NEXT_CODE, \
@@ -54,16 +59,16 @@ void Core::move_1x1(uint64_t code, int addr) { // try to move target 1x1 block
     BFS_INIT
     while (!BFS_STOP) { // bfs search process
         BFS_LOAD
-        if (ALLOW_UP && TOP_LIMIT(4) && !(code >> MOVE_UP & F_1x1)) {
+        if (ALLOW_UP && TOP_LIMIT(4) && CHECK_UP(F_1x1)) {
             release_1x1(UP) // 1x1 block move up
         }
-        if (ALLOW_DOWN && BOTTOM_LIMIT(15) && !(code >> MOVE_DOWN & F_1x1)) {
+        if (ALLOW_DOWN && BOTTOM_LIMIT(15) && CHECK_DOWN(F_1x1)) {
             release_1x1(DOWN) // 1x1 block move down
         }
-        if (ALLOW_LEFT && NOT_COLUMN_0 && !(code >> MOVE_LEFT & F_1x1)) {
+        if (ALLOW_LEFT && NOT_COLUMN_0 && CHECK_LEFT(F_1x1)) {
             release_1x1(LEFT) // 1x1 block move left
         }
-        if (ALLOW_RIGHT && NOT_COLUMN_3 && !(code >> MOVE_RIGHT & F_1x1)) {
+        if (ALLOW_RIGHT && NOT_COLUMN_3 && CHECK_RIGHT(F_1x1)) {
             release_1x1(RIGHT) // 1x1 block move right
         }
     }
@@ -73,16 +78,16 @@ void Core::move_1x2(uint64_t code, int addr) { // try to move target 1x2 block
     BFS_INIT
     while (!BFS_STOP) { // bfs search process
         BFS_LOAD
-        if (ALLOW_UP && TOP_LIMIT(4) && !(code >> MOVE_UP & F_1x2)) {
+        if (ALLOW_UP && TOP_LIMIT(4) && CHECK_UP(F_1x2)) {
             release_1x2(UP) // 1x2 block move up
         }
-        if (ALLOW_DOWN && BOTTOM_LIMIT(14) && !(code >> MOVE_DOWN & F_1x2)) {
+        if (ALLOW_DOWN && BOTTOM_LIMIT(14) && CHECK_DOWN(F_1x2)) {
             release_1x2(DOWN) // 1x2 block move down
         }
-        if (ALLOW_LEFT && NOT_COLUMN_0 && !(code >> MOVE_LEFT & F_1x1)) {
+        if (ALLOW_LEFT && NOT_COLUMN_0 && CHECK_LEFT(F_1x1)) {
             release_1x2(LEFT) // 1x2 block move left
         }
-        if (ALLOW_RIGHT && NOT_COLUMN_2 && !(code >> MOVE_RIGHT & F_1x1_R)) {
+        if (ALLOW_RIGHT && NOT_COLUMN_2 && CHECK_RIGHT(F_1x1_R)) {
             release_1x2(RIGHT) // 1x2 block move right
         }
     }
@@ -92,16 +97,16 @@ void Core::move_2x1(uint64_t code, int addr) { // try to move target 2x1 block
     BFS_INIT
     while (!BFS_STOP) { // bfs search process
         BFS_LOAD
-        if (ALLOW_UP && TOP_LIMIT(4) && !(code >> MOVE_UP & F_1x1)) {
+        if (ALLOW_UP && TOP_LIMIT(4) && CHECK_UP(F_1x1)) {
             release_2x1(UP) // 2x1 block move up
         }
-        if (ALLOW_DOWN && BOTTOM_LIMIT(11) && !(code >> MOVE_DOWN & F_1x1_D)) {
+        if (ALLOW_DOWN && BOTTOM_LIMIT(11) && CHECK_DOWN(F_1x1_D)) {
             release_2x1(DOWN) // 2x1 block move down
         }
-        if (ALLOW_LEFT && NOT_COLUMN_0 && !(code >> MOVE_LEFT & F_2x1)) {
+        if (ALLOW_LEFT && NOT_COLUMN_0 && CHECK_LEFT(F_2x1)) {
             release_2x1(LEFT) // 2x1 block move left
         }
-        if (ALLOW_RIGHT && NOT_COLUMN_3 && !(code >> MOVE_RIGHT & F_2x1)) {
+        if (ALLOW_RIGHT && NOT_COLUMN_3 && CHECK_RIGHT(F_2x1)) {
             release_2x1(RIGHT) // 2x1 block move right
         }
     }
@@ -111,16 +116,16 @@ void Core::move_2x2(uint64_t code, int addr) { // try to move target 2x2 block
     BFS_INIT
     while (!BFS_STOP) { // bfs search process
         BFS_LOAD
-        if (ALLOW_UP && TOP_LIMIT(4) && !(code >> MOVE_UP & F_1x2)) {
+        if (ALLOW_UP && TOP_LIMIT(4) && CHECK_UP(F_1x2)) {
             release_2x2(UP) // 2x2 block move up
         }
-        if (ALLOW_DOWN && BOTTOM_LIMIT(10) && !(code >> MOVE_DOWN & F_1x2_D)) {
+        if (ALLOW_DOWN && BOTTOM_LIMIT(10) && CHECK_DOWN(F_1x2_D)) {
             release_2x2(DOWN) // 2x2 block move down
         }
-        if (ALLOW_LEFT && NOT_COLUMN_0 && !(code >> MOVE_LEFT & F_2x1)) {
+        if (ALLOW_LEFT && NOT_COLUMN_0 && CHECK_LEFT(F_2x1)) {
             release_2x2(LEFT) // 2x2 block move left
         }
-        if (ALLOW_RIGHT && NOT_COLUMN_2 && !(code >> MOVE_RIGHT & F_2x1_R)) {
+        if (ALLOW_RIGHT && NOT_COLUMN_2 && CHECK_RIGHT(F_2x1_R)) {
             release_2x2(RIGHT) // 2x2 block move right
         }
     }
diff --git a/src/main.cc b/src/main.cc
index 59884eb..4b1222f 100644
--- a/src/main.cc
+++ b/src/main.cc
@@ -193,8 +193,8 @@ int main() {
 //        }
 //    }
 
-//    auto raw_code = CommonCode("1a9bf0c").to_raw_code().unwrap();
-//    std::cout << fast_cal(raw_code) << std::endl;
+    auto raw_code = CommonCode("1a9bf0c").to_raw_code().unwrap();
+    std::cout << fast_cal(raw_code) << std::endl;
 
 //    int sum = 0;
 //    for (auto const &raw_code : all_cases_raw) {
@@ -210,13 +210,11 @@ int main() {
 //    }
 
 //    BasicRanges::build();
-
 //    for (auto const &range : *BasicRanges::fetch()) {
 //        printf("%08X\n", range);
 //    }
 
-    AllCases::build();
-
+//    AllCases::build();
 //    for (uint32_t head = 0; head < 16; ++head) {
 //        uint64_t prefix = (uint64_t)head << 32;
 //        for (auto const &range : (*AllCases::fetch())[head]) {
@@ -224,8 +222,8 @@ int main() {
 //        }
 //    }
 
-    std::cout << (clock() - start_time) * 1000 / CLOCKS_PER_SEC << "ms" << std::endl;
-//    std::cout << (clock() - start_time) * 1000000 / CLOCKS_PER_SEC << "us" << std::endl;
+//    std::cout << (clock() - start_time) * 1000 / CLOCKS_PER_SEC << "ms" << std::endl;
+    std::cout << (clock() - start_time) * 1000000 / CLOCKS_PER_SEC << "us" << std::endl;
 //    std::cout << "complete benchmark" << std::endl;
 
 //    while(1);