Compilare: main.cpp: In function 'long long int invers_modular(long long int, long long int)': main.cpp:22:32: warning: 'x' is used uninitialized [-Wuninitialized] 22 | long long d = euclid_extins(A, N, x, y); | ~~~~~~~~~~~~~^~~~~~~~~~~~ main.cpp:21:15: note: 'x' was declared here 21 | long long x, y; | ^ main.cpp:22:32: warning: 'y' is used uninitialized [-Wuninitialized] 22 | long long d = euclid_extins(A, N, x, y); | ~~~~~~~~~~~~~^~~~~~~~~~~~ main.cpp:21:18: note: 'y' was declared here 21 | long long x, y; | ^