func_code_string: #include <bits/stdc++.h>   #pragma GCC optimize(fast - math)   using namespace std;   long long powmod(long long a, long long b, long long mod) {     if (b == 0 || a == 1) {       if (mod == 1)         return 0;       else         return 1;     }     if (b % 2 == 0) {       long long k = powmod(a, b / 2, mod);       return (k * k) % mod;     } else {       long long k = powmod(a, b / 2, mod);       return ((k * k) % mod * a) % mod;     }   }   long long gcd(long long a, long long b) {     if (a == 0) return b;     if (b == 0) return a;     if (a > b)       return gcd(a % b, b);     else       return gcd(b % a, a);   }   int prime(int p) {     for (int i = 2; i * i <= p; i++) {       if (p % i == 0 && i < p) return i;     }     return 1;   }   long long sqr(long long i) { return i * i; }   void r(long long &a) { cin >> a; }   void r(long double &a) { cin >> a; }   void r(long long &a, long long &b) { cin >> a >> b; }   void r(long double &a, long double &b) { cin >> a >> b; }   void r(long long &a, long long &b, long long &c) { cin >> a >> b >> c; }   void r(long double &a, long double &b, long double &c) { cin >> a >> b >> c; }   void r(long long &a, long long &b, long long &c, long long &d) {     cin >> a >> b >> c >> d;   }   void r(long double &a, long double &b, long double &c, long double &d) {     cin >> a >> b >> c >> d;   }   void r(long long &a, long long &b, long long &c, long long &d, long long &e) {     cin >> a >> b >> c >> d >> e;   }   void r(long double &a, long double &b, long double &c, long double &d,          long double &e) {     cin >> a >> b >> c >> d >> e;   }   void r(long long &a, long long &b, long long &c, long long &d, long long &e,          long long &f) {     cin >> a >> b >> c >> d >> e >> f;   }   void r(long double &a, long double &b, long double &c, long double &d,          long double &e, long double &f) {     cin >> a >> b >> c >> d >> e >> f;   }   void r(vector<long long> &a) {     for (long long i = 0; i < a.size(); i++) r(a[i]);   }   void r(vector<vector<long long>> &a) {     for (long long i = 0; i < a.size(); i++) r(a[i]);   }   void w(long long a) { cout << a <<   n ; }   void w(int a) { cout << a <<   n ; }   void w(long double a) { cout << a <<   n ; }   void w(char a) { cout << a; }   void w(long long a, long long b) { cout << a <<     << b <<   n ; }   void w(long double a, long double b) { cout << a <<     << b <<   n ; }   void w(long long a, long long b, long long c) {     cout << a <<     << b <<     << c <<   n ;   }   void w(long double a, long double b, long double c) {     cout << a <<     << b <<     << c <<   n ;   }   void w(long long a, long long b, long long c, long long d) {     cout << a <<     << b <<     << c <<     << d <<   n ;   }   void w(long double a, long double b, long double c, long double d) {     cout << a <<     << b <<     << c <<     << d <<   n ;   }   void w(vector<long long> a) {     for (long long i = 0; i < a.size(); i++) cout << a[i] <<    ;     cout <<   n ;   }   void w(vector<vector<long long>> a) {     for (long long i = 0; i < a.size(); i++) w(a[i]);     cout <<   n ;   }   void r(pair<long long, long long> &a) { cin >> a.first >> a.second; }   void w(pair<long long, long long> a) {     cout << a.first <<     << a.second <<   n ;   }   void r(vector<pair<long long, long long>> &a) {     for (long long i = 0; i < a.size(); i++) r(a[i]);   }   void w(vector<pair<long long, long long>> a) {     for (long long i = 0; i < a.size(); i++) w(a[i]);     cout <<   n ;   }   void r(string &a) { cin >> a; }   void r(char &a) { cin >> a; }   void w(string a) { cout << a <<   n ; }   void sort(vector<long long> &a) { sort(a.begin(), a.end()); }   void sort(vector<pair<long long, long long>> &a) { sort(a.begin(), a.end()); }   void rev(vector<long long> &a) { reverse(a.begin(), a.end()); }   void rev(vector<pair<long long, long long>> &a) { reverse(a.begin(), a.end()); }   void rev(string &a) { reverse(a.begin(), a.end()); }   long long lcm(long long a, long long b) { return a / gcd(a, b) * b; }   void solve(int ppppppppp = 1) {     long long n, k;     r(n, k);     long long pow1 = 1;     for (long long i = 0; i < k; i++) pow1 *= 10;     w(lcm(pow1, n));     return;   }   signed main() {     ios_base::sync_with_stdio(0);     cin.tie(0);     cout.tie(0);     int tututu;     tututu = 1;     for (long long qwerty = 0; qwerty < tututu; qwerty++) solve();     return 0;   }   