#include<iostream>
#include<string>

using namespace std;

int main()
{
    string s;
    cin>>s;
    if(s[0]=='-') cout<<"-";
    int a=s.find('E');
    int subi=stoi(s.substr(a+1));
    string c=s.substr(1,a-1);

    if(subi<0)
    {
        cout<<"0.";
        for(int i=1;i<abs(subi);i++)
            cout<<"0";
        for(int i=0;i<c.length();i++)
            if(c[i]!='.') cout<<c[i];
    }
    else
    {
        cout<<c[0];
        int cnt=0,j=2;
        for(;j<c.length()&&cnt<subi;j++,cnt++)
            cout<<c[j];
        if(j==c.length())
            for(int i=0;i<subi-cnt;i++) cout<<"0";
        else
        {
            cout<<".";
            for(int k=j;k<c.length();k++)
                cout<<c[k];
        }
    }

    return 0;
 }