Eroare de compilare: user.cpp:7:37: error: ‘int y1’ redeclared as different kind of symbol int rj[MAX_MAT][MAX_MAT], N, M, x1, y1, x2, y2; ^~ In file included from /usr/include/features.h:367:0, from /usr/include/x86_64-linux-gnu/c++/6/32/bits/os_defines.h:39, from /usr/include/x86_64-linux-gnu/c++/6/32/bits/c++config.h:507, from /usr/include/c++/6/cassert:43, from /usr/include/x86_64-linux-gnu/c++/6/32/bits/stdc++.h:33, from user.cpp:1: /usr/include/bits/mathcalls.h:251:1: note: previous declaration ‘double y1(double)’ __MATHCALL (y1,, (_Mdouble_)); ^ user.cpp: In function ‘void lee()’: user.cpp:16:14: error: invalid types ‘int [110][double(double) throw ()]’ for array subscript rj[x1][y1] = 1; ^ user.cpp:19:16: error: no matching function for call to ‘push(double (&)(double) throw ())’ qy.push(y1 ); ^ In file included from /usr/include/c++/6/queue:64:0, from /usr/include/x86_64-linux-gnu/c++/6/32/bits/stdc++.h:86, from user.cpp:1: /usr/include/c++/6/bits/stl_queue.h:242:7: note: candidate: void std::queue<_Tp, _Sequence>::push(const value_type&) [with _Tp = int; _Sequence = std::deque<int, std::allocator<int> >; std::queue<_Tp, _Sequence>::value_type = int] <near match> push(const value_type& __x) ^~~~ /usr/include/c++/6/bits/stl_queue.h:242:7: note: conversion of argument 1 would be ill-formed: user.cpp:19:16: error: invalid conversion from ‘double (*)(double) throw ()’ to ‘std::queue<int>::value_type {aka int}’ [-fpermissive] qy.push(y1 ); ^ In file included from /usr/include/c++/6/queue:64:0, from /usr/include/x86_64-linux-gnu/c++/6/32/bits/stdc++.h:86, from user.cpp:1: /usr/include/c++/6/bits/stl_queue.h:247:7: note: candidate: void std::queue<_Tp, _Sequence>::push(std::queue<_Tp, _Sequence>::value_type&&) [with _Tp = int; _Sequence = std::deque<int, std::allocator<int> >; std::queue<_Tp, _Sequence>::value_type = int] <near match> push(value_type&& __x) ^~~~ /usr/include/c++/6/bits/stl_queue.h:247:7: note: conversion of argument 1 would be ill-formed: user.cpp:19:16: error: invalid conversion from ‘double (*)(double) throw ()’ to ‘std::queue<int>::value_type {aka int}’ [-fpermissive] qy.push(y1 ); ^ user.cpp: In function ‘int main()’: user.cpp:63:26: error: assignment of function ‘double y1(double)’ x1=i;y1=j; ^ user.cpp:63:26: error: cannot convert ‘int’ to ‘double(double) throw ()’ in assignment user.cpp:82:10: error: invalid conversion from ‘double (*)(double) throw ()’ to ‘int’ [-fpermissive] aux2=y1; ^~ user.cpp:83:8: error: assignment of function ‘double y1(double)’ y1=y2; ^~