#include <vector>
#include <iostream>
using namespace std;
typedef long long ll;

int main() {
  int a, b;std::cin >> a >> b;
  if(a<b) swap(a, b);
  ll n = a*2;
  while(n-100-a>b) n -= 100;
  while(n-a>b) n--;
  std::cout << n << '\n';
}