Compilare: user.cpp: In function ‘int main()’: user.cpp:19:9: warning: unused variable ‘n’ [-Wunused-variable] int n,m,i,j,lx,ly,a,b,curent,nrins,imin,jmin,min; ^ user.cpp:19:11: warning: unused variable ‘m’ [-Wunused-variable] int n,m,i,j,lx,ly,a,b,curent,nrins,imin,jmin,min; ^ user.cpp:19:13: warning: unused variable ‘i’ [-Wunused-variable] int n,m,i,j,lx,ly,a,b,curent,nrins,imin,jmin,min; ^ user.cpp:19:15: warning: unused variable ‘j’ [-Wunused-variable] int n,m,i,j,lx,ly,a,b,curent,nrins,imin,jmin,min; ^ user.cpp:19:17: warning: unused variable ‘lx’ [-Wunused-variable] int n,m,i,j,lx,ly,a,b,curent,nrins,imin,jmin,min; ^ user.cpp:19:20: warning: unused variable ‘ly’ [-Wunused-variable] int n,m,i,j,lx,ly,a,b,curent,nrins,imin,jmin,min; ^ user.cpp:19:23: warning: unused variable ‘a’ [-Wunused-variable] int n,m,i,j,lx,ly,a,b,curent,nrins,imin,jmin,min; ^ user.cpp:19:25: warning: unused variable ‘b’ [-Wunused-variable] int n,m,i,j,lx,ly,a,b,curent,nrins,imin,jmin,min; ^ user.cpp:19:27: warning: unused variable ‘curent’ [-Wunused-variable] int n,m,i,j,lx,ly,a,b,curent,nrins,imin,jmin,min; ^ user.cpp:19:34: warning: unused variable ‘nrins’ [-Wunused-variable] int n,m,i,j,lx,ly,a,b,curent,nrins,imin,jmin,min; ^ user.cpp:19:40: warning: unused variable ‘imin’ [-Wunused-variable] int n,m,i,j,lx,ly,a,b,curent,nrins,imin,jmin,min; ^ user.cpp:19:45: warning: unused variable ‘jmin’ [-Wunused-variable] int n,m,i,j,lx,ly,a,b,curent,nrins,imin,jmin,min; ^ user.cpp:19:50: warning: unused variable ‘min’ [-Wunused-variable] int n,m,i,j,lx,ly,a,b,curent,nrins,imin,jmin,min; ^ user.cpp:20:10: warning: unused variable ‘c’ [-Wunused-variable] char c; ^