Compilare: main.cpp: In function 'bool Check(int, int)': main.cpp:28:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i = 0; i < one.size(); ++i) ~~^~~~~~~~~~~~ main.cpp:30:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i = 0; i < two.size(); ++i) ~~^~~~~~~~~~~~ main.cpp:34:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (j = 0; j < one.size(); ++j) ~~^~~~~~~~~~~~ main.cpp:41:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (j = 0; j < two.size(); ++j) ~~^~~~~~~~~~~~ main.cpp:55:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i = 0; i < one.size(); ++i) ~~^~~~~~~~~~~~ main.cpp:58:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (j = 0; j < two.size(); ++j) ~~^~~~~~~~~~~~