Compilare: user.cpp: In function ‘int main()’: user.cpp:7:41: warning: unused variable ‘t’ [-Wunused-variable] int n,i,m,n1,ok=0,a,b,r,poz,r1,poz1,t,t1,t2,t3,t4,q,q1; ^ user.cpp:7:43: warning: unused variable ‘t1’ [-Wunused-variable] int n,i,m,n1,ok=0,a,b,r,poz,r1,poz1,t,t1,t2,t3,t4,q,q1; ^ user.cpp:7:46: warning: unused variable ‘t2’ [-Wunused-variable] int n,i,m,n1,ok=0,a,b,r,poz,r1,poz1,t,t1,t2,t3,t4,q,q1; ^ user.cpp:7:49: warning: unused variable ‘t3’ [-Wunused-variable] int n,i,m,n1,ok=0,a,b,r,poz,r1,poz1,t,t1,t2,t3,t4,q,q1; ^ user.cpp:7:52: warning: unused variable ‘t4’ [-Wunused-variable] int n,i,m,n1,ok=0,a,b,r,poz,r1,poz1,t,t1,t2,t3,t4,q,q1; ^ user.cpp:68:5: warning: ‘q1’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(q==q1) ^