Compilare: main.cpp: In function 'void Do()': main.cpp:69:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for( int i = 0; i < V_init.size(); ++i ) ~~^~~~~~~~~~~~~~~ main.cpp:81:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for( int i = 0; i < V.size() - 1; ++i ) ~~^~~~~~~~~~~~~~ main.cpp:99:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for( int i = 0; i < V.size() - 1; ++i ) ~~^~~~~~~~~~~~~~ main.cpp:117:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for( int i = 0; i < V.size(); ++i ) ~~^~~~~~~~~~ main.cpp: In function 'int T_depasire(const jucator&, const jucator&)': main.cpp:63:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ main.cpp: In function 'void Do()': main.cpp:89:42: warning: 'vmax' may be used uninitialized in this function [-Wmaybe-uninitialized] if( aux_t == tmin && aux_v < vmax ) continue; ~~~~~~^~~~~~ main.cpp:111:18: warning: 'c' may be used uninitialized in this function [-Wmaybe-uninitialized] swap( V[c], V.back() ); ^