Compilare: user.cpp: In function ‘void r()’: user.cpp:76:37: warning: unused variable ‘j’ [-Wunused-variable] int x=1,y=1,p=0,pas=1,l=1,c=1,i,j,nr=0,a,b; ^ user.cpp:76:39: warning: unused variable ‘nr’ [-Wunused-variable] int x=1,y=1,p=0,pas=1,l=1,c=1,i,j,nr=0,a,b; ^ user.cpp:76:44: warning: unused variable ‘a’ [-Wunused-variable] int x=1,y=1,p=0,pas=1,l=1,c=1,i,j,nr=0,a,b; ^ user.cpp: In function ‘int main()’: user.cpp:154:9: warning: unused variable ‘i’ [-Wunused-variable] int i,j,nr=0,h=1,nrr=1,s=0,e=5; ^ user.cpp:154:11: warning: unused variable ‘j’ [-Wunused-variable] int i,j,nr=0,h=1,nrr=1,s=0,e=5; ^ user.cpp:154:13: warning: unused variable ‘nr’ [-Wunused-variable] int i,j,nr=0,h=1,nrr=1,s=0,e=5; ^ user.cpp:154:18: warning: unused variable ‘h’ [-Wunused-variable] int i,j,nr=0,h=1,nrr=1,s=0,e=5; ^ user.cpp:154:22: warning: unused variable ‘nrr’ [-Wunused-variable] int i,j,nr=0,h=1,nrr=1,s=0,e=5; ^ user.cpp:154:28: warning: unused variable ‘s’ [-Wunused-variable] int i,j,nr=0,h=1,nrr=1,s=0,e=5; ^ user.cpp:154:32: warning: unused variable ‘e’ [-Wunused-variable] int i,j,nr=0,h=1,nrr=1,s=0,e=5; ^