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View Compilation Error

0_0_34037679_15479.cpp:43:13: error: call of overloaded 'Point()' is ambiguous
 Point p[maxn],a[maxn];
             ^
0_0_34037679_15479.cpp:43:13: note: candidates are:
0_0_34037679_15479.cpp:19:5: note: Point::Point(int, int)
     Point(int _x=0,int _y=0)
     ^
0_0_34037679_15479.cpp:18:5: note: Point::Point()
     Point(){};
     ^
0_0_34037679_15479.cpp:43:21: error: call of overloaded 'Point()' is ambiguous
 Point p[maxn],a[maxn];
                     ^
0_0_34037679_15479.cpp:43:21: note: candidates are:
0_0_34037679_15479.cpp:19:5: note: Point::Point(int, int)
     Point(int _x=0,int _y=0)
     ^
0_0_34037679_15479.cpp:18:5: note: Point::Point()
     Point(){};
     ^
0_0_34037679_15479.cpp: In function 'int main()':
0_0_34037679_15479.cpp:59:15: error: call of overloaded 'Point()' is ambiguous
         Point te;
               ^
0_0_34037679_15479.cpp:59:15: note: candidates are:
0_0_34037679_15479.cpp:19:5: note: Point::Point(int, int)
     Point(int _x=0,int _y=0)
     ^
0_0_34037679_15479.cpp:18:5: note: Point::Point()
     Point(){};
     ^


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