Compilare: In function 'void euclid(long long int, long long int, long long int, long long int&, long long int&)', inlined from 'void euclid(long long int, long long int, long long int, long long int&, long long int&)' at main.cpp:9:6, inlined from 'void euclid(long long int, long long int, long long int, long long int&, long long int&)' at main.cpp:19:11, inlined from 'void euclid(long long int, long long int, long long int, long long int&, long long int&)' at main.cpp:9:6, inlined from 'void euclid(long long int, long long int, long long int, long long int&, long long int&)' at main.cpp:19:11, inlined from 'void euclid(long long int, long long int, long long int, long long int&, long long int&)' at main.cpp:9:6, inlined from 'void euclid(long long int, long long int, long long int, long long int&, long long int&)' at main.cpp:19:11, inlined from 'void euclid(long long int, long long int, long long int, long long int&, long long int&)' at main.cpp:9:6, inlined from 'void euclid(long long int, long long int, long long int, long long int&, long long int&)' at main.cpp:19:11, inlined from 'void euclid(long long int, long long int, long long int, long long int&, long long int&)' at main.cpp:9:6, inlined from 'void euclid(long long int, long long int, long long int, long long int&, long long int&)' at main.cpp:19:11, inlined from 'void euclid(long long int, long long int, long long int, long long int&, long long int&)' at main.cpp:9:6, inlined from 'int main()' at main.cpp:32:15: main.cpp:19:11: warning: 'd' may be used uninitialized [-Wmaybe-uninitialized] 19 | euclid(b,a%b,d,x1,y1); | ~~~~~~^~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:31:16: note: 'd' was declared here 31 | ll x,y,d; | ^