#include<bits/stdc++.h>
using namespace std;

inline __int128 read() {
  __int128 x = 0, w = 1;
  char ch = 0;
  while (ch < '0' || ch > '9') {
    if (ch == '-') w = -1;
    ch = getchar();
  }
  while (ch >= '0' && ch <= '9') {
    x = x * 10 + (ch - '0');
    ch = getchar();
  }
  return x * w;
}

void write(__int128 x) {
  if (x < 0) {
    x = -x;
    putchar('-');
  }
  if (x > 9) write(x / 10);
  putchar(x % 10 + '0');
}

__int128 a, b;

int main(){
  a = read();
  b = read();
  write(a + b);
  return 0;
}