Compilare: user.cpp: In function ‘void Solve()’: user.cpp:32:9: warning: unused variable ‘j’ [-Wunused-variable] { int i,j,num,res=0,p,act=1; ^ user.cpp:32:11: warning: unused variable ‘num’ [-Wunused-variable] { int i,j,num,res=0,p,act=1; ^ user.cpp:32:15: warning: unused variable ‘res’ [-Wunused-variable] { int i,j,num,res=0,p,act=1; ^ user.cpp:32:21: warning: unused variable ‘p’ [-Wunused-variable] { int i,j,num,res=0,p,act=1; ^