#include <bits/stdc++.h>
/*
#include<ext/pb_ds/assoc_container.hpp>
#include<ext/pb_ds/hash_policy.hpp>
*/
using namespace std;

const double eps = 1e-10;
const double pi = 3.1415926535897932384626433832795;
const double eln = 2.718281828459045235360287471352;

#define f(i, a, b) for (int i = a; i <= b; i++)
#define scan(x) scanf("%d", &x)
#define mp make_pair
#define pb push_back
#define lowbit(x) (x&(-x))

#define fi first
#define se second
#define SZ(x) int((x).size())
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
#define summ(a) (accumulate(all(a), 0ll))

typedef unsigned long long ull;
typedef pair<int,int> pii;
typedef vector<int> vi;

using ll=long long;

ll a[3];
int main()
{
    ios::sync_with_stdio(false);
    cin.tie(0);
    f(i,1,3)cin>>a[i];
    cout<<"100\n";
    for(int i=1;i<=50;++i){
    	cout<<a[1]-(50-i)<<" ";
    }
    for(int i=1;i<=45;++i){
    	cout<<a[2]-(45-i)<<" ";
    }
    for(int i=1;i<=4;++i){
    	cout<<a[3]-(4-i)<<" ";
    }
    cout<<a[3]+1<<'\n';
    return 0;
}