Compilare: main.cpp: In function 'int main()': main.cpp:87:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (pos + msk < ceas.size()) { ~~~~~~~~~~^~~~~~~~~~~~~ main.cpp:99:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (pos + msk < trig.size()) { ~~~~~~~~~~^~~~~~~~~~~~~ main.cpp:115:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (pos + msk < ceas.size()) { ~~~~~~~~~~^~~~~~~~~~~~~ main.cpp:126:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (pos + msk < trig.size()) { ~~~~~~~~~~^~~~~~~~~~~~~