Eroare de compilare: main.cpp: In function 'int main()': main.cpp:65:13: error: reference to 'left' is ambiguous 65 | left[c] = st[k-1]; | ^~~~ In file included from /usr/include/c++/12.2.1/ios:42, from /usr/include/c++/12.2.1/ostream:38, from /usr/include/c++/12.2.1/iostream:39, from main.cpp:1: /usr/include/c++/12.2.1/bits/ios_base.h:1038:3: note: candidates are: 'std::ios_base& std::left(ios_base&)' 1038 | left(ios_base& __base) | ^~~~ main.cpp:13:5: note: 'int left [10002]' 13 | int left[NMAX]; | ^~~~ main.cpp:77:13: error: reference to 'right' is ambiguous 77 | right[c] = st[k-1]; | ^~~~~ /usr/include/c++/12.2.1/bits/ios_base.h:1046:3: note: candidates are: 'std::ios_base& std::right(ios_base&)' 1046 | right(ios_base& __base) | ^~~~~ main.cpp:14:5: note: 'int right [10002]' 14 | int right[NMAX]; | ^~~~~ main.cpp:83:30: error: reference to 'right' is ambiguous 83 | area = up[l][c]*(right[c]-left[c]-1); | ^~~~~ /usr/include/c++/12.2.1/bits/ios_base.h:1046:3: note: candidates are: 'std::ios_base& std::right(ios_base&)' 1046 | right(ios_base& __base) | ^~~~~ main.cpp:14:5: note: 'int right [10002]' 14 | int right[NMAX]; | ^~~~~ main.cpp:83:39: error: reference to 'left' is ambiguous 83 | area = up[l][c]*(right[c]-left[c]-1); | ^~~~ /usr/include/c++/12.2.1/bits/ios_base.h:1038:3: note: candidates are: 'std::ios_base& std::left(ios_base&)' 1038 | left(ios_base& __base) | ^~~~ main.cpp:13:5: note: 'int left [10002]' 13 | int left[NMAX]; | ^~~~ main.cpp:19:36: warning: unused variable 'idxma' [-Wunused-variable] 19 | int n, m, l, c, k, area, amax, idxma, upper, lower, lmax, cmax, nr; | ^~~~~ main.cpp:19:43: warning: unused variable 'upper' [-Wunused-variable] 19 | int n, m, l, c, k, area, amax, idxma, upper, lower, lmax, cmax, nr; | ^~~~~ main.cpp:19:50: warning: unused variable 'lower' [-Wunused-variable] 19 | int n, m, l, c, k, area, amax, idxma, upper, lower, lmax, cmax, nr; | ^~~~~ Non zero exit status: 1