Compilare: user.cpp: In function ‘void Citire()’: user.cpp:24:12: warning: unused variable ‘j’ [-Wunused-variable] int i, j; ^ user.cpp: In function ‘void Cauta(long long int, long long int, long long int, long long int)’: user.cpp:49:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (j=0; j<L[R].size() && !found1; j++) ^ user.cpp:56:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (j=0; j<L[R].size() && !found2; j++) ^ user.cpp: In function ‘void Verifica(long long int, long long int, long long int, long long int)’: user.cpp:65:10: warning: unused variable ‘i’ [-Wunused-variable] int i, j; ^ user.cpp:65:13: warning: unused variable ‘j’ [-Wunused-variable] int i, j; ^