Eroare de compilare: user.cpp:6:98: error: ‘int yn’ redeclared as different kind of symbol int a[MAXN][MAXN],b[MAXN][MAXN],n,dl[]={-1,0,1,0},dc[]={0,-1,0,1},contor,nr,rad,lac,x,y,xc,yc,xn,yn;; ^ In file included from /usr/include/features.h:357:0, from /usr/include/assert.h:37, from /usr/include/c++/4.8/cassert:43, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:33, from user.cpp:1: /usr/include/i386-linux-gnu/bits/mathcalls.h:244:1: error: previous declaration of ‘double yn(int, double)’ __MATHCALL (yn,, (int, _Mdouble_)); ^ user.cpp: In function ‘void umple(int, int)’: user.cpp:27:19: error: assignment of function ‘double yn(int, double)’ yn=yc+dc[i]; ^ user.cpp:27:19: error: cannot convert ‘int’ to ‘double(int, double)throw ()’ in assignment user.cpp:28:28: error: invalid types ‘int [102][double(int, double)throw ()]’ for array subscript if(a[xn][yn]==-1&&viz[xn][yn]==0) ^ user.cpp:28:45: error: invalid conversion from ‘double (*)(int, double)throw ()’ to ‘std::size_t {aka unsigned int}’ [-fpermissive] if(a[xn][yn]==-1&&viz[xn][yn]==0) ^ In file included from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:65:0, from user.cpp:1: /usr/include/c++/4.8/bitset:1145:7: error: initializing argument 1 of ‘std::bitset<_Nb>::reference std::bitset<_Nb>::operator[](std::size_t) [with unsigned int _Nb = 102u; std::size_t = unsigned int]’ [-fpermissive] operator[](size_t __position) ^ user.cpp:31:30: error: invalid conversion from ‘double (*)(int, double)throw ()’ to ‘std::queue<int>::value_type {aka int}’ [-fpermissive] C.push(yn); ^ In file included from /usr/include/c++/4.8/queue:64:0, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:85, from user.cpp:1: /usr/include/c++/4.8/bits/stl_queue.h:217:7: error: initializing argument 1 of ‘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]’ [-fpermissive] push(value_type&& __x) ^ user.cpp: In function ‘void lee()’: user.cpp:52:19: error: assignment of function ‘double yn(int, double)’ yn=yc+dc[i]; ^ user.cpp:52:19: error: cannot convert ‘int’ to ‘double(int, double)throw ()’ in assignment user.cpp:53:28: error: invalid types ‘int [102][double(int, double)throw ()]’ for array subscript if(a[xn][yn]==0) ^ user.cpp:55:29: error: invalid types ‘int [102][double(int, double)throw ()]’ for array subscript a[xn][yn]=a[xc][yc]+1; ^ user.cpp:57:30: error: invalid conversion from ‘double (*)(int, double)throw ()’ to ‘std::queue<int>::value_type {aka int}’ [-fpermissive] C.push(yn); ^