Compilare: user.cpp: In function ‘int main()’: user.cpp:13:10: warning: unused variable ‘l’ [-Wunused-variable] int i,j,l,k,r,s,t,v,u,p,m,tpr=0,lpr=0,propt,propl,n; ^ user.cpp:13:12: warning: unused variable ‘k’ [-Wunused-variable] int i,j,l,k,r,s,t,v,u,p,m,tpr=0,lpr=0,propt,propl,n; ^ user.cpp:13:14: warning: unused variable ‘r’ [-Wunused-variable] int i,j,l,k,r,s,t,v,u,p,m,tpr=0,lpr=0,propt,propl,n; ^ user.cpp:13:18: warning: unused variable ‘t’ [-Wunused-variable] int i,j,l,k,r,s,t,v,u,p,m,tpr=0,lpr=0,propt,propl,n; ^ user.cpp:13:20: warning: unused variable ‘v’ [-Wunused-variable] int i,j,l,k,r,s,t,v,u,p,m,tpr=0,lpr=0,propt,propl,n; ^ user.cpp:13:24: warning: unused variable ‘p’ [-Wunused-variable] int i,j,l,k,r,s,t,v,u,p,m,tpr=0,lpr=0,propt,propl,n; ^