Why same C++ code shows different outputs in different versions?

Revision en1, by Mr_Knowbody, 2020-11-29 23:41:17

I have faced this problem before. Why the same code's output in GNU C++ 11 is not equal in GNU C++ 17.

GNU C++ 11

GNU C++ 17

both of them have different outputs in test case 1.

ty.

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en1 English Mr_Knowbody 2020-11-29 23:41:17 381 Initial revision (published)