#include #include #include #include #include #include using ll = long long int; const int INF = (1<<30); const ll INFLL = (1ll<<60); const ll MOD = (ll)(1e9+7); #define l_ength size void mul_mod(ll& a, ll b){ a *= b; a %= MOD; } void add_mod(ll& a, ll b){ a = (a> p >> q; std::cout << std::min(p,q) << std::endl; return 0; }