#define _CRT_SECURE_NO_WARNINGS 1
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const ll MAX = 0x3f3f3f3f;
const ll mod = 998244353;
const ll N = 2e5 + 10;

void solve() {
	ll a, b, c; cin >> a >> b >> c;
	ll aa = a, bb = b, cc = c;
	cout << 100 << endl;
	for (int i = 1; i <= 100; i++) {
		if (i <= 50) {
			cout << 1 << " ";
		}
		else if (i <= 95) {
			cout << b << " ";
		}
		else if (i <= 99) {
			cout << c << " ";
		}
	}
	cout << c + 1;
}
int main() {
	ios::sync_with_stdio(0);
	cin.tie(0); cout.tie(0);
	int t = 1;
	//cin >> t;
	while (t--)
		solve();
	return 0;
}