0_0_18981497_14868\Main.java:14: 错误: 无法取消引用int
System.out.println(a.toString()+" + "+b.toString()+" = "+sum.toString());
^
0_0_18981497_14868\Main.java:14: 错误: 无法取消引用int
System.out.println(a.toString()+" + "+b.toString()+" = "+sum.toString());
^
0_0_18981497_14868\Main.java:14: 错误: 无法取消引用int
System.out.println(a.toString()+" + "+b.toString()+" = "+sum.toString());
^
3 个错误
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