Compilare: user.cpp: In function ‘numar adunare(numar, numar)’: user.cpp:22:45: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<max(a.v.size(), b.v.size());++i) ^ user.cpp:25:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (i<a.v.size()) c1=a.v[i]; ^ user.cpp:26:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(i<b.v.size()) c2=b.v[i]; ^ user.cpp:16:9: warning: unused variable ‘rest’ [-Wunused-variable] int rest=0, t=0; ^ user.cpp: In function ‘numar inmultire(int, numar)’: user.cpp:45:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<a.v.size();++i) ^ user.cpp:40:9: warning: unused variable ‘rest’ [-Wunused-variable] int rest=0, t=0; ^ user.cpp:41:20: warning: unused variable ‘nr’ [-Wunused-variable] numar rez; int nr=0; ^ user.cpp:43:12: warning: unused variable ‘c2’ [-Wunused-variable] int c1,c2; ^