# include <stdio.h>
# include <bits/stdc++.h>
using namespace std;
# define fi cin
# define fo cout
# define x first
# define y second
# define ll long long
# define IOS ios_base :: sync_with_stdio(0);cin.tie(0)
# define p(v) cerr << #v << " = " << v << '\n'
# define p2(v) cerr << #v << " = " << (complex < int > (v.x,v.y)) << '\n'
# define vi vector < int >
# define vll vector < ll >
# define pii pair < int , int >
# pragma GCC target ("sse4")
# define ALIGN(x) __attribute__((aligned(x)))
# define CF
int main(void)
{
    #ifdef CF
    freopen("adunare.in","r",stdin);
    freopen("adunare.out","w",stdout);
    #endif // CF
    srand(time(0));
    fo << fixed << setprecision(7);
    cerr << fixed << setprecision(7);
    int a,b;
    fi>>a>>b;
    __m128i A = _mm_set_epi32(a,b,a,b);
    __m128i B = _mm_set_epi32(b,a,b,a);
    __m128i C = _mm_add_epi32(A,B);
    int* t = (int*) & C;
    fo << t[0] << '\n';
    cerr << "Time elapsed :" << clock() * 1000.0 / CLOCKS_PER_SEC << " ms" << '\n';
    return 0;
}