#include using namespace std; #define rep(i, n) for (ll i = 0; i < (n); ++i) #define rep1(i, n) for (ll i = 1; i < (n); ++i) #define rrep(i, n) for (ll i = n; i > 0; --i) #define bitrep(i, n) for (ll i = 0; i < (1 << n); ++i) #define all(a) (a).begin(), (a).end() #define rall(a) (a).rbegin(), (a).rend() #define yesNo(b) ((b) ? "Yes" : "No") using ll = long long; using ull = unsigned long long; using ld = long double; string alphabet = "abcdefghijklmnopqrstuvwxyz"; string ALPHABET = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"; const double pi = 3.141592653589793; int smallMOD = 998244353; int bigMOD = 1000000007; int main() { ll a, b; cin >> a >> b; vector ans; int cnt = 0; int f = 0; while (cnt != 50 + f) { ll x = a / b; if (x <= 0 && f == 0) { if (cnt == 0) { ans.push_back(0); } f = cnt; } if (x == 0) a *= 10; ans.push_back(a / b); a -= a / b * b; cnt++; } rep(i, 50 + f) { cout << ans[i]; if (f == i + 1) { cout << "."; } } cout << endl; return 0; }