Compilare: user.cpp: In function ‘void solve()’: user.cpp:37:9: warning: unused variable ‘p2’ [-Wunused-variable] int p2 = 1, i = 0, j = 0, sx = 0, sy = 0, kx, ky; ^ user.cpp:37:24: warning: unused variable ‘j’ [-Wunused-variable] int p2 = 1, i = 0, j = 0, sx = 0, sy = 0, kx, ky; ^ user.cpp:37:47: warning: unused variable ‘kx’ [-Wunused-variable] int p2 = 1, i = 0, j = 0, sx = 0, sy = 0, kx, ky; ^ user.cpp:37:51: warning: unused variable ‘ky’ [-Wunused-variable] int p2 = 1, i = 0, j = 0, sx = 0, sy = 0, kx, ky; ^