#include <stdio.h>
#include <stdlib.h>
#include <string.h>

typedef struct
{
    char sign;//符号
    char cardinal_num[10005];//基数
    char S_sign;//科学计数符号，默认为E
    int index;//指数
}Sn;

void Input(Sn *num,char *inum);
int Conversion(Sn num,char *cnum);
int ctoi(char *num);

int main(int argc,char *argv[])
{
    Sn num;
    char cnum[10002]={'\0'},inum[10002]={'\0'};
    int flag;

    gets(inum);
    Input(&num,inum);
    flag=Conversion(num,cnum);
    if(flag==1)
    {
        printf("%s",cnum);
    }
    else
    {
        printf("-%s",cnum);
    }
    system("pause");
    return 0;
}
int ctoi(char *num)
{
    int data=0,i=0,flag=0;

    if(num[0]=='-')
    {
        flag=-1;
    }
    if((num[0]>='0'&&num[0]<='9')||num[0]=='+')
    {
        flag=1;
    }
    for(i=0;num[i]!='\0';i++)
    {
        if(num[i]>='0'&&num[i]<='9')
        {
            data=10*data+(num[i]-'0');
        }
    }
    data=flag*data;
    return data;
}

void Input(Sn *num,char *inum)
{
    int i,e=-1,j=0;
    char *p=NULL,*pnum=inum;
    num->sign=inum[0];
    num->S_sign='E';
    for(i=1;inum[i]!='\0';i++)
    {
        
        if(inum[i]=='E')
        {
            e=i+1;
            break;
        }
        if(inum[i]!='.')
        {
            num->cardinal_num[j]=inum[i];
            j++;
        }
    }
    num->cardinal_num[j]='\0';
    p=pnum+e;
    num->index=ctoi(p);
}

int Conversion(Sn num,char *cnum)
{
    int flag=0,all,point,i,j=0,zeronum;
    int clen;

    clen=strlen(num.cardinal_num);
    if(num.sign=='+')
    {
        flag=1;
    }
    if(num.sign=='-')
    {
        flag=-1;
    }
    if(num.index>=0)
    {
        all=num.index+1;
        point=1+num.index;
        if(all>=clen)
        {
            for(i=0;i<all;i++)
            {
                if(num.cardinal_num[i]>='0'&&num.cardinal_num[i]<='9')
                {
                    cnum[i]=num.cardinal_num[j];
                    j++;
                }
                else
                {
                    cnum[i]='0';
                }
            }
        }
        else
        {
            cnum[point]='.';
            for(i=0;i<clen+1;i++)
            {
                if(cnum[i]!='.')
                {
                    cnum[i]=num.cardinal_num[j];
                    j++;
                }
            }
        }
    }
    if(num.index<0)
    {
        cnum[0]='0';
        cnum[1]='.';
        zeronum=abs(num.index)-1;
        all=clen+zeronum;
        for(i=2;i<2+all;i++)
        {
            if(i<2+zeronum)
            {
                cnum[i]='0';
            }
            else
            {
                cnum[i]=num.cardinal_num[j];
                j++;
            }
        }
    }
    cnum[i]='\0';
    return flag;
}