#include <iostream>
#include <queue>
#include <stack>
#include <vector>
#include <deque>
#include <set>
#include <map>
#include <unordered_map>
#include <cassert>
#include <algorithm>
#include <cmath>
#include <random>
#include <ctime>
#include <cstdlib>
#include <chrono>

using namespace std;

void solve() {
  int x, y, z;
  cin >> x >> y >> z;

  cout << 100 << "\n";

  for (int i = 1; i <= 50; ++i)
    cout << x << " ";

  cout << x + 1 << " ";
  for (int i = 52; i <= 95; ++i)
    cout << y << " ";

  cout << y + 1 << " ";
  for (int i = 97; i <= 99; ++i)
    cout << z << " ";

  cout << z + 1 << "\n";

}
int main() {
  ios::sync_with_stdio(false);
  cin.tie(NULL);

  int t = 1;
  while (t--)
    solve();

  return 0;
}