Matrix
2 l
2
1000 
1000
400
100
+102
1000
1000
400
100
+95
1000
1000
400
100
+83
2
1
1000
1000
400
100
+102
1
1000
1000
400
100
+78
1000
1000
400
100
+203
1000
1000
400
100
+137
1000
1000
400
100
+66
