24 lines
271 B
Java
24 lines
271 B
Java
package a6;
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public class ListHead {
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public ListHead next;
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public ListHead prev;
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public void del() {
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}
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public void delInit() {
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}
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public void addTail(ListHead newNode) {
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}
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public boolean empty() {
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return false;
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}
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}
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