Compilare: user.cpp: In function ‘int main()’: user.cpp:16:11: warning: statement has no effect [-Wunused-value] x[1000]; ^ user.cpp:17:11: warning: statement has no effect [-Wunused-value] y[1000]; ^ user.cpp:15:11: warning: unused variable ‘m1’ [-Wunused-variable] int n,m1,m2,x1,x2,y1,y2,z1,z2,t1,t2,x[1000],y[1000],i,nrt=0,p1 , p2 , k , j , nr = 0 ; ^ user.cpp:15:14: warning: unused variable ‘m2’ [-Wunused-variable] int n,m1,m2,x1,x2,y1,y2,z1,z2,t1,t2,x[1000],y[1000],i,nrt=0,p1 , p2 , k , j , nr = 0 ; ^ user.cpp:15:17: warning: unused variable ‘x1’ [-Wunused-variable] int n,m1,m2,x1,x2,y1,y2,z1,z2,t1,t2,x[1000],y[1000],i,nrt=0,p1 , p2 , k , j , nr = 0 ; ^ user.cpp:15:20: warning: unused variable ‘x2’ [-Wunused-variable] int n,m1,m2,x1,x2,y1,y2,z1,z2,t1,t2,x[1000],y[1000],i,nrt=0,p1 , p2 , k , j , nr = 0 ; ^ user.cpp:15:23: warning: unused variable ‘y1’ [-Wunused-variable] int n,m1,m2,x1,x2,y1,y2,z1,z2,t1,t2,x[1000],y[1000],i,nrt=0,p1 , p2 , k , j , nr = 0 ; ^ user.cpp:15:26: warning: unused variable ‘y2’ [-Wunused-variable] int n,m1,m2,x1,x2,y1,y2,z1,z2,t1,t2,x[1000],y[1000],i,nrt=0,p1 , p2 , k , j , nr = 0 ; ^ user.cpp:15:29: warning: unused variable ‘z1’ [-Wunused-variable] int n,m1,m2,x1,x2,y1,y2,z1,z2,t1,t2,x[1000],y[1000],i,nrt=0,p1 , p2 , k , j , nr = 0 ; ^ user.cpp:15:32: warning: unused variable ‘z2’ [-Wunused-variable] int n,m1,m2,x1,x2,y1,y2,z1,z2,t1,t2,x[1000],y[1000],i,nrt=0,p1 , p2 , k , j , nr = 0 ; ^ user.cpp:15:35: warning: unused variable ‘t1’ [-Wunused-variable] int n,m1,m2,x1,x2,y1,y2,z1,z2,t1,t2,x[1000],y[1000],i,nrt=0,p1 , p2 , k , j , nr = 0 ; ^ user.cpp:15:38: warning: unused variable ‘t2’ [-Wunused-variable] int n,m1,m2,x1,x2,y1,y2,z1,z2,t1,t2,x[1000],y[1000],i,nrt=0,p1 , p2 , k , j , nr = 0 ; ^ user.cpp:15:59: warning: unused variable ‘nrt’ [-Wunused-variable] int n,m1,m2,x1,x2,y1,y2,z1,z2,t1,t2,x[1000],y[1000],i,nrt=0,p1 , p2 , k , j , nr = 0 ; ^ user.cpp:15:65: warning: unused variable ‘p1’ [-Wunused-variable] int n,m1,m2,x1,x2,y1,y2,z1,z2,t1,t2,x[1000],y[1000],i,nrt=0,p1 , p2 , k , j , nr = 0 ; ^ user.cpp:15:70: warning: unused variable ‘p2’ [-Wunused-variable] int n,m1,m2,x1,x2,y1,y2,z1,z2,t1,t2,x[1000],y[1000],i,nrt=0,p1 , p2 , k , j , nr = 0 ; ^