Borderou de evaluare (job #578076)

Compilare: main.cpp: In function 'int main()': main.cpp:19:19: warning: array subscript has type 'char' [-Wchar-subscripts] 19 | in >> fr[i][j]; | ^ main.cpp:24:23: warning: array subscript has type 'char' [-Wchar-subscripts] 24 | formula = fr[i][j]; | ^ main.cpp:30:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 30 | for(int k = 1;k < formula.size();k++){ | ~~^~~~~~~~~~~~~~~~ main.cpp:59:14: warning: array subscript has type 'char' [-Wchar-subscripts] 59 | a[i][j] = ans; | ^ main.cpp:64:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 64 | for(int k = 0;k < formula.size();k++){ | ~~^~~~~~~~~~~~~~~~ main.cpp:67:14: warning: array subscript has type 'char' [-Wchar-subscripts] 67 | a[i][j] = num; | ^ main.cpp:75:19: warning: array subscript has type 'char' [-Wchar-subscripts] 75 | out << a[i][j] << ' '; | ^ main.cpp:36:19: warning: 'num' may be used uninitialized in this function [-Wmaybe-uninitialized] 36 | ans += num; | ~~~~^~~~~~