Compilare: main.cpp: In function 'void doSmall(int)': main.cpp:20:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i<poz[val].size(); i++) ~^~~~~~~~~~~~~~~~ main.cpp:21:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=i; j<poz[val].size(); j++){ ~^~~~~~~~~~~~~~~~ main.cpp:23:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] int dr=(j==poz[val].size()-1 ? n-poz[val][j] : poz[val][j+1]-poz[val][j]-1); ~^~~~~~~~~~~~~~~~~~~