Compilare: main.cpp: In function 'bool inters(coord, coord, coord, coord)': main.cpp:35:16: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses] 35 | return (o1 != o2 & o3 != o4); | ~~~^~~~~ main.cpp: In function 'int main()': main.cpp:52:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 52 | for(int i = 0; i < ans.size() - 1; i++) { | ~~^~~~~~~~~~~~~~~~ main.cpp:58:13: warning: unused variable 'ales' [-Wunused-variable] 58 | int ales = ans[pos]; | ^~~~ main.cpp:85:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 85 | for(int i = 0; i < ans.size() - 1; i++) | ~~^~~~~~~~~~~~~~~~