Compilare: main.cpp: In function 'long long int bsc(long long int, long long int)': main.cpp:43:22: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<punct>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 43 | if (st + pas < col.size() and (col[st + pas].x < l or (col[st + pas].x == l and col[st + pas].y <= c))) | ~~~~~~~~~^~~~~~~~~~~~ main.cpp: In function 'long long int bsl(long long int, long long int)': main.cpp:55:22: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<punct>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 55 | if (st + pas < lin.size() and (lin[st + pas].y < c or (lin[st + pas].y == c and lin[st + pas].x <= l))) | ~~~~~~~~~^~~~~~~~~~~~ main.cpp: In function 'void remake_lin()': main.cpp:66:23: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<punct>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 66 | for (int i = 1; i < lin.size(); i++) | ~~^~~~~~~~~~~~ main.cpp:71:23: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 71 | for (int i = 0; i < aux.size(); i++) | ~~^~~~~~~~~~~~ main.cpp: In function 'void remake_col()': main.cpp:83:23: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<punct>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 83 | for (int i = 1; i < lin.size(); i++) | ~~^~~~~~~~~~~~ main.cpp:88:23: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 88 | for (int i = 0; i < aux.size(); i++) | ~~^~~~~~~~~~~~