#include #include #define rep(i,n) for(int i=0;i vi; typedef vector vl; typedef vector> vvi; typedef vector> vvl; typedef long double ld; typedef pair P; template ostream& operator<<(ostream& os, const static_modint& a) {os << a.val(); return os;} template ostream& operator<<(ostream& os, const dynamic_modint& a) {os << a.val(); return os;} template istream& operator>>(istream& is, static_modint& a) {long long x; is >> x; a = x; return is;} template istream& operator>>(istream& is, dynamic_modint& a) {long long x; is >> x; a = x; return is;} template istream& operator>>(istream& is, vector& v){int n = v.size(); assert(n > 0); rep(i, n) is >> v[i]; return is;} template ostream& operator<<(ostream& os, const pair& p){os << p.first << ' ' << p.second; return os;} template ostream& operator<<(ostream& os, const vector& v){int n = v.size(); rep(i, n) os << v[i] << (i == n - 1 ? "\n" : " "); return os;} template ostream& operator<<(ostream& os, const vector>& v){int n = v.size(); rep(i, n) os << v[i] << (i == n - 1 ? "\n" : ""); return os;} template ostream& operator<<(ostream& os, const set& se){for(T x : se) os << x << " "; os << "\n"; return os;} template ostream& operator<<(ostream& os, const unordered_set& se){for(T x : se) os << x << " "; os << "\n"; return os;} template ostream& operator<<(ostream& os, const atcoder::segtree& seg){int n = seg.max_right(0, [](S){return true;}); rep(i, n) os << seg.get(i) << (i == n - 1 ? "\n" : " "); return os;} template ostream& operator<<(ostream& os, const atcoder::lazy_segtree& seg){int n = seg.max_right(0, [](S){return true;}); rep(i, n) os << seg.get(i) << (i == n - 1 ? "\n" : " "); return os;} template void chmin(T& a, T b){a = min(a, b);} template void chmax(T& a, T b){a = max(a, b);} // Sieve of Eratosthenes // https://youtu.be/UTVg7wzMWQc?t=2774 struct Sieve { int n; vector f, primes; Sieve(int n=1):n(n), f(n+1) { f[0] = f[1] = -1; for (long long i = 2; i <= n; ++i) { if (f[i]) continue; primes.push_back(i); f[i] = i; for (long long j = i*i; j <= n; j += i) { if (!f[j]) f[j] = i; } } } bool isPrime(int x) { return f[x] == x;} vector factorList(int x) { vector res; while (x != 1) { res.push_back(f[x]); x /= f[x]; } return res; } vector> factor(ll x) { vector> res; for (int p : primes) { int y = 0; while (x%p == 0) x /= p, ++y; if (y != 0) res.emplace_back(p,y); } if (x != 1) res.emplace_back(x,1); return res; } }; int main() { long long n; cin >> n; Sieve sieve(1000005); auto factor = sieve.factor(n); int two = 0; int five = 0; for(auto [key, val] : factor){ if(key == 2) two = val; if(key == 5) five = val; } assert(two == 0 or five == 0); // n = 2^e2 * 5^e5 * m long long m = n; string s; if(two > 0){ long long x = 1; rep(i, two) x *= 2; m /= x; string s_tmp = to_string(x); int sz = s_tmp.size(); while(sz < two){ s_tmp.insert(0, "0"); sz++; } for(int i = sz - 1; i >= 0; i--) s += s_tmp[i]; for(int i = 0; i < sz; i++) s += s_tmp[i]; }else if(five > 0){ long long x = 1; rep(i, five) x *= 5; m /= x; string s_tmp = to_string(x); int sz = s_tmp.size(); while(sz < five){ s_tmp.insert(0, "0"); sz++; } for(int i = sz - 1; i >= 0; i--) s += s_tmp[i]; for(int i = 0; i < sz; i++) s += s_tmp[i]; }else{ s = "1"; } { for(auto [p, e] : factor){ if(p == 2) continue; if(p == 5) continue; // 10^|S| mod N long long ten = 1; rep(i, int(s.size())){ ten *= 10; ten %= p; } if(ten != 1){ m /= p; m *= p - 1; } } } cout << 1 << "\n"; cout << s << ' ' << m << "\n"; return 0; }