Compilare: main.cpp: In function 'void build(int, short int, short int)': main.cpp:51:17: warning: comparison of integer expressions of different signedness: 'short int' and 'std::vector<short int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 51 | while (i<A[2*nod].size() && j<A[2*nod+1].size()) | ~^~~~~~~~~~~~~~~~ main.cpp:51:38: warning: comparison of integer expressions of different signedness: 'short int' and 'std::vector<short int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 51 | while (i<A[2*nod].size() && j<A[2*nod+1].size()) | ~^~~~~~~~~~~~~~~~~~ main.cpp:65:17: warning: comparison of integer expressions of different signedness: 'short int' and 'std::vector<short int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 65 | while (i<A[2*nod].size()) | ~^~~~~~~~~~~~~~~~ main.cpp:71:17: warning: comparison of integer expressions of different signedness: 'short int' and 'std::vector<short int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 71 | while (j<A[2*nod+1].size()) | ~^~~~~~~~~~~~~~~~~~ main.cpp: In function 'bool compare(point, point)': main.cpp:27:1: warning: control reaches end of non-void function [-Wreturn-type] 27 | } | ^ main.cpp: In function 'bool compare2(point, point)': main.cpp:33:1: warning: control reaches end of non-void function [-Wreturn-type] 33 | } | ^