Compilare: main.cpp: In function 'int main()': main.cpp:192:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 192 | if (posline + 1 < L[whline].size() && poscol + 1 < C[whcol].size()-1) | ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~ main.cpp:192:58: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 192 | if (posline + 1 < L[whline].size() && poscol + 1 < C[whcol].size()-1) | ~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~ main.cpp:205:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 205 | if (posnewcol + 1 < C[newcol].size()-1 && posnewline + 1 < L[newline].size() && C[newcol][posnewcol+1] == L[newline][posnewline+1]) | ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~ main.cpp:205:70: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 205 | if (posnewcol + 1 < C[newcol].size()-1 && posnewline + 1 < L[newline].size() && C[newcol][posnewcol+1] == L[newline][posnewline+1]) | ~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~ main.cpp:186:15: warning: variable 'LU' set but not used [-Wunused-but-set-variable] 186 | point LU = v[C[p][pointer[p]]]; | ^~