0_0_15851398_25162.cpp:1:1: error: 'import' does not name a type
import java.io.PrintWriter;
^
0_0_15851398_25162.cpp:2:1: error: 'import' does not name a type
import java.util.Scanner;
^
0_0_15851398_25162.cpp:3:1: error: 'import' does not name a type
import java.util.ArrayList;
^
0_0_15851398_25162.cpp:4:1: error: 'import' does not name a type
import java.util.Arrays;
^
0_0_15851398_25162.cpp:5:1: error: 'import' does not name a type
import java.util.Collections;
^
0_0_15851398_25162.cpp:6:1: error: 'import' does not name a type
import java.util.HashSet;
^
0_0_15851398_25162.cpp:7:1: error: 'import' does not name a type
import java.util.LinkedList;
^
0_0_15851398_25162.cpp:8:1: error: 'import' does not name a type
import java.util.List;
^
0_0_15851398_25162.cpp:9:1: error: 'import' does not name a type
import java.util.PriorityQueue;
^
0_0_15851398_25162.cpp:10:1: error: 'import' does not name a type
import java.util.Set;
^
0_0_15851398_25162.cpp:11:1: error: 'import' does not name a type
import java.util.Stack;
^
0_0_15851398_25162.cpp:15:1: error: expected unqualified-id before 'public'
public class Main {
^
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