Compilare: user.cpp: In function ‘std::pair<long long int, long long int> Solve()’: user.cpp:89:5: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if (!(n % gyokN)) ^ user.cpp:44:41: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] #define FORN(i, n) for(int i = 0; i < (n); ++i) ^ user.cpp:94:2: note: in expansion of macro ‘FORN’ FORN(i, divisors.SZ - 1) ^ user.cpp:45:46: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] #define FOR(i, a, b) for(int i = (a); i <= (b); ++i) ^ user.cpp:95:3: note: in expansion of macro ‘FOR’ FOR(j, i + 1, divisors.SZ - 1) ^