View Compilation Error

0_0_15690608_31357.cpp:1:1: error: 'import' does not name a type
 import java.util.Arrays;
 ^
0_0_15690608_31357.cpp:2:1: error: 'import' does not name a type
 import java.util.Comparator;
 ^
0_0_15690608_31357.cpp:3:1: error: 'import' does not name a type
 import java.util.Scanner;
 ^
0_0_15690608_31357.cpp:5:23: error: expected initializer before 'Comparable'
 class Node implements Comparable<Node> {
                       ^