Compilare: user.cpp: In function ‘int main()’: user.cpp:84:12: warning: unused variable ‘p’ [-Wunused-variable] int n,m,i,p,q,mij,sol; ^ user.cpp:84:14: warning: unused variable ‘q’ [-Wunused-variable] int n,m,i,p,q,mij,sol; ^ user.cpp:84:16: warning: unused variable ‘mij’ [-Wunused-variable] int n,m,i,p,q,mij,sol; ^ user.cpp:102:8: warning: ‘sol’ may be used uninitialized in this function [-Wmaybe-uninitialized] g<<sol; ^