Compilare: user.cpp: In function ‘void EuclidExtins(long long int, long long int, long long int&, long long int&, long long int&)’: user.cpp:20:20: warning: ‘y0’ may be used uninitialized in this function [-Wmaybe-uninitialized] y0 = y - q * y0; ^ user.cpp:19:20: warning: ‘x0’ may be used uninitialized in this function [-Wmaybe-uninitialized] x0 = x - q * x0; ^ user.cpp: In function ‘long long int inversMod(long long int)’: user.cpp:19:20: warning: ‘x0’ may be used uninitialized in this function [-Wmaybe-uninitialized] user.cpp:13:15: note: ‘x0’ was declared here long long x0, y0, x1 = 0, y1 = 1, q, r; ^ user.cpp: In function ‘long long int comb(long long int, long long int)’: user.cpp:19:20: warning: ‘x0’ may be used uninitialized in this function [-Wmaybe-uninitialized] x0 = x - q * x0; ^ user.cpp:13:15: note: ‘x0’ was declared here long long x0, y0, x1 = 0, y1 = 1, q, r; ^