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3 changes: 2 additions & 1 deletion src/main/java/com/github/hcsp/objectbasic/Main.java
Original file line number Diff line number Diff line change
Expand Up @@ -5,7 +5,8 @@
public class Main {
public static void main(String[] args) {
// 请修复这里的编译错误,令实际调用的方法是print(HashMap)
print(null);
print((HashMap)null);
// print(new HashMap());
}

public static void print(int i) {
Expand Down