问题:
import java.util.*;
public class PQ {
public static void main(String[] args) {
PriorityQueue
pq.add(”carrot”);
pq.add(”apple”);
pq.add(”banana”);
System.out.println(pq.poll() +”:” + pq.peek());
}
}
What is the result?()
A . apple:apple
B . carrot:apple
C . apple:banana
D . banana:apple
E . carrot:carrot
F . carrot:banana
import java.util.*;
public class PQ {
public static void main(String[] args) {
PriorityQueue
pq.add(”carrot”);
pq.add(”apple”);
pq.add(”banana”);
System.out.println(pq.poll() +”:” + pq.peek());
}
}
What is the result?()
● 参考解析
本题暂无解析
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