View Compilation Error

0_0_15083308_26112\Main.java:120: 错误: 需要class, interface或enum
}import java.util.ArrayList;
 ^
0_0_15083308_26112\Main.java:121: 错误: 需要class, interface或enum
import java.util.Comparator;
^
0_0_15083308_26112\Main.java:122: 错误: 需要class, interface或enum
import java.util.PriorityQueue;
^
0_0_15083308_26112\Main.java:123: 错误: 需要class, interface或enum
import java.util.Scanner;
^
4 个错误