Compilare: user.cpp: In function ‘void rezolvare()’: user.cpp:44:38: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j = 1; j < p[i].size(); ++j) ^ user.cpp:50:42: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int k = 0; k < p[i].size(); ++k) ^ user.cpp:47:9: warning: unused variable ‘current’ [-Wunused-variable] int current = 0, last = 1; ^ user.cpp:47:22: warning: unused variable ‘last’ [-Wunused-variable] int current = 0, last = 1; ^