hmm
1
1
1
1
1000 
1000
400
100
+182
1000
1000
400
100
+55
1000
1000
400
100
+74
1000
1000
400
100
+107
1000
1000
400
100
+121
1000
1000
400
100
+65
1000
1000
400
100
+49
1000
1000
400
100
+59