diff --git a/2018Q_create/2018_A3.txt b/2018Q_create/2018_A3.txt
index 6c9631ec87eaaefd36a2c54f71f05eab7cd87b39..d5c99a9e677abb507e43868ba10db2b5d6ad1025 100644
--- a/2018Q_create/2018_A3.txt
+++ b/2018Q_create/2018_A3.txt
@@ -1,56 +1,56 @@
 SIZE 8X8X8
 LAYER 1
 2,35,35,35,15,19,17,9
-7,35,37,37,15,19,17,11
-7,35,37,39,19,19,11,11
-7,35,37,39,19,11,11,0
-7,35,37,39,11,11,0,0
-0,35,37,39,11,0,0,0
-0,11,11,11,11,0,3,4
+7,35,37,37,15,15,17,11
+7,35,37,39,0,0,0,11
+7,35,37,39,0,0,0,11
+0,35,37,39,0,0,0,11
+0,35,37,39,0,11,11,11
+0,11,11,11,11,11,3,4
 1,0,0,0,0,0,3,4
 LAYER 2
-2,33,31,43,43,0,41,9
-25,25,31,43,15,15,17,11
-0,25,31,43,43,15,17,13
-0,25,31,0,19,15,17,13
-7,25,31,0,19,15,17,13
-7,25,31,0,19,15,17,13
-0,25,31,0,19,17,17,0
-1,25,0,19,19,0,3,4
+2,33,31,0,43,19,41,9
+25,0,31,0,43,15,17,11
+25,0,31,0,43,15,17,13
+7,7,7,7,0,15,17,13
+27,27,27,7,0,15,17,13
+0,0,0,7,0,15,17,13
+25,25,0,7,0,17,17,0
+1,25,0,7,7,7,3,4
 LAYER 3
-2,33,0,0,0,0,41,9
-41,41,41,41,41,41,41,9
-0,0,0,0,0,0,0,9
-0,0,30,30,30,0,0,9
-27,27,27,27,27,27,27,9
-7,7,7,7,30,15,9,9
-0,31,31,7,7,9,9,0
-1,25,25,19,7,9,3,4
+2,33,0,0,41,19,41,9
+41,41,41,41,41,19,0,9
+25,0,31,0,0,19,0,9
+25,31,31,0,19,19,0,9
+27,31,27,27,27,27,27,9
+25,31,30,30,30,15,9,9
+25,31,30,0,19,9,9,0
+1,25,25,19,19,9,3,4
 LAYER 4
-2,33,0,0,0,0,21,21
-0,33,47,23,48,48,21,45
-0,33,0,23,0,48,21,45
-0,33,30,23,30,48,21,45
-0,33,30,23,30,48,21,45
-0,33,30,23,30,15,21,45
-0,30,30,23,0,15,21,45
+2,33,0,0,41,41,41,21
+0,33,47,23,48,48,0,45
+0,33,47,23,0,48,0,45
+25,33,47,23,19,48,0,45
+25,33,0,23,19,48,0,45
+25,33,0,23,19,15,0,45
+0,30,30,23,19,15,0,45
 1,1,1,21,21,15,4,4
 LAYER 5
-2,6,16,16,22,22,22,22
-46,6,47,16,24,29,29,22
-46,0,47,16,24,29,34,22
-46,0,47,16,24,0,34,22
-46,0,47,16,24,48,34,22
-46,22,47,0,24,48,34,0
-46,22,47,47,24,48,21,0
+2,6,16,22,22,0,0,21
+46,6,16,22,24,29,29,21
+46,16,16,22,24,29,34,21
+46,16,47,22,24,0,34,21
+46,16,47,22,24,48,34,21
+46,22,47,22,24,48,34,21
+46,22,47,47,24,48,21,21
 22,22,1,0,21,21,21,0
 LAYER 6
 2,5,10,20,20,26,26,26
 6,6,10,20,0,32,32,26
 10,10,10,29,29,29,0,26
 10,28,28,28,28,28,28,28
-10,0,0,16,0,22,22,22
-10,22,22,22,22,22,34,0
+10,16,16,16,0,0,0,0
+10,22,22,22,0,0,34,0
 10,42,42,42,42,42,42,42
 10,42,1,1,1,1,1,1
 LAYER 7
@@ -65,9 +65,9 @@ LAYER 7
 LAYER 8
 2,2,2,2,2,2,2,2
 6,5,0,12,12,12,12,0
-0,0,0,12,40,38,36,0
-0,0,12,12,40,38,36,0
-12,12,12,16,40,38,36,0
+12,12,12,12,40,38,36,0
+12,0,0,0,40,38,36,0
+12,0,0,16,40,38,36,0
 12,0,0,16,40,38,36,0
 12,18,0,16,38,38,36,8
 10,18,20,16,36,36,36,1
diff --git a/2018Q_create/2018_Q2.txt b/2018Q_create/2018_Q2.txt
index 833ecc6bd2399e500ac1bc6aea66e393c57f5a11..fab6e668a6163e94b0013f94a1c3de9c8725855d 100644
--- a/2018Q_create/2018_Q2.txt
+++ b/2018Q_create/2018_Q2.txt
@@ -1,5 +1,5 @@
 SIZE 72X72X8
-LINE_NUM 14
+LINE_NUM 22 
 
 LINE#1 (36,71,8) (36,71,2)
 LINE#2 (37,71,5) (38,71,5)
diff --git a/solver/__pycache__/BoardStr.cpython-36.pyc b/solver/__pycache__/BoardStr.cpython-36.pyc
new file mode 100644
index 0000000000000000000000000000000000000000..60aa7f88c00c09c22e07cd1ef57016efc1771464
Binary files /dev/null and b/solver/__pycache__/BoardStr.cpython-36.pyc differ