0_0_38576053_5876.cpp:5:1: error: '_int64' does not name a type; did you mean '_time64'?
_int64 qq(int n)
^~~~~~
_time64
0_0_38576053_5876.cpp: In function 'int main()':
0_0_38576053_5876.cpp:25:11: error: 'qq' was not declared in this scope
cout << qq(n) << endl;
^~
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