Compilare: main.cpp: In member function 'mata mata::operator+(const mata&) const': main.cpp:22:60: warning: narrowing conversion of '((((((long long int)((int)((const mata*)this)->mata::v)) * abcdefhg[((int)x.mata::l)]) % ((long long int)mod)) + ((long long int)((int)x.mata::v))) % ((long long int)mod))' from 'long long int' to 'int' [-Wnarrowing] 22 | return hash{((ll)v * (ll)pow[x.l] % (ll)mod + (ll)x.v) % mod, | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~ main.cpp: In member function 'mata mata::operator-(const mata&) const': main.cpp:27:56: warning: narrowing conversion of '((((((long long int)((int)((const mata*)this)->mata::v)) - ((long long int)((int)x.mata::v))) + ((long long int)mod)) * inv[((int)x.mata::l)]) % ((long long int)mod))' from 'long long int' to 'int' [-Wnarrowing] 27 | return hash{((ll)v - (ll)x.v + (ll)mod) * inv[x.l] % mod, | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~