#include using namespace std; #define rep(i,n) for(ll i=0;i=0;i--) #define perl(i,r,l) for(ll i=r-1;i>=l;i--) #define fi first #define se second #define pb push_back #define ins insert #define pqueue(x) priority_queue,greater> #define all(x) (x).begin(),(x).end() #define CST(x) cout<> #define rev(x) reverse(x); using ll=long long; using vl=vector; using vvl=vector>; using pl=pair; using vpl=vector; using vvpl=vector; const ll MOD=1000000007; const ll MOD9=998244353; const int inf=1e9+10; const ll INF=4e18; const ll dy[9]={0,1,-1,0,1,1,-1,-1,0}; const ll dx[9]={1,0,0,-1,1,-1,1,-1,0}; template inline bool chmin(T& a, T b) { if (a > b) { a = b; return true; } return false; } template inline bool chmax(T& a, T b) { if (a < b) { a = b; return true; } return false; } vl trans(ll x,ll d){ vl v(d); per(i,d){ v[i]=x%5; x/=5; } return v; } int main(){ ll n;cin >> n; ll t=1; ll r=n,l=0; ll d=0; rep(_,100){ d++; t*=5; r+=t/5*2; l+=t/5*2; if(t/2>=n)break; } cout << d << endl; cout << l <<" " << r << endl; auto solve=[&](auto &self,vl x) -> ll{ vector dp(d+1,vvl(d*5,vl(2)));//今見てる桁、桁和、smallerか dp[0][0][0]=1; rep(i,d){ rep(j,d*5){ if(j+x[i]