#include<cstdio> #include<iostream> #include<algorithm> #include<string> #include<queue> #include<vector> #include<functional> #include<cmath> #include<map> #include<stack> #include<set> #include<numeric> #include<limits> using namespace std; typedef long long ll; typedef pair<int, int> pi; typedef pair<ll, ll> pl; int main() { int A, B; cin >> A >> B; for (int i = 1; i <=200; i++) { ll num_a = round((A*i) / 100.0); ll num_b = round((B*i) / 100.0); //cout << num_a << " " << num_b << " " << i << " " << ((ll)(round((100.0 * num_a) / i))==A) << " " << ((ll)(round((100.0 * num_b) / i))== B ) << endl; if ((num_a + num_b) == i) { if (((ll)(round((100.0 * num_a) / i)) == A) && ((ll)(round((100.0 * num_b) / i)) == B)) { cout << i << endl; return 0; } } } cout << 200 << endl; return 0; }