ㅤㅤㅤ
1
10
3
8
1
10
3
8
1000 
1000
400
100
+5
1000
1000
400
100
+9
1000
1000
400
100
+20
1000
1000
400
100
+2
1000
1000
400
100
+1
1000
1000
400
100
+6
1000
1000
400
100
+4