Compilare: main.cpp: In function 'int getCuplaj(int, int)': main.cpp:138:9: warning: unused variable 'nst' [-Wunused-variable] int nst = g[0][i].size() - (i != 1); ^~~ main.cpp:139:9: warning: unused variable 'ndr' [-Wunused-variable] int ndr = g[1][j].size() - (j != 1); ^~~ main.cpp: In function 'void getDp()': main.cpp:229:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(mx == g[1][j].size() - (j != 1)) ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~