Compilare: user.cpp: In function ‘void Solve()’: user.cpp:120:10: warning: variable ‘X1’ set but not used [-Wunused-but-set-variable] double X1, Y1, X2, Y2, solx, soly,d1, d2, d; ^ user.cpp:120:22: warning: variable ‘Y2’ set but not used [-Wunused-but-set-variable] double X1, Y1, X2, Y2, solx, soly,d1, d2, d; ^ user.cpp:120:26: warning: unused variable ‘solx’ [-Wunused-variable] double X1, Y1, X2, Y2, solx, soly,d1, d2, d; ^ user.cpp:120:32: warning: unused variable ‘soly’ [-Wunused-variable] double X1, Y1, X2, Y2, solx, soly,d1, d2, d; ^