Compilare: user.cpp: In function ‘int main()’: user.cpp:8:21: warning: unused variable ‘p’ [-Wunused-variable] int n,i,j,m,l=0,p=0,a,min,t,c,l2,m2; ^ user.cpp:8:25: warning: unused variable ‘a’ [-Wunused-variable] int n,i,j,m,l=0,p=0,a,min,t,c,l2,m2; ^ user.cpp:8:35: warning: unused variable ‘l2’ [-Wunused-variable] int n,i,j,m,l=0,p=0,a,min,t,c,l2,m2; ^ user.cpp:37:9: warning: ‘t’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(t==1) ^