#include #include "shuce.h" #include #include <string.h>

using namespace std;

int main() { char c[16]; long double s; cin >> s; double s1=SSLR(s, 3); sprintf_s(c,"%lf",s1); int l = strcpy_s(c,"."); cout << s << endl;; cout << fixed<<setprecision(l+3)<<s1 << endl; return 0; }