#include <iostream>
using namespace std;
int main(){
    int price/*消费金额*/,amount/*使用代金券的数量*/,cost/*实际花费*/;
    cin>>price;
    if(price>=100){
        amount=price%100==0?price/100:static_cast<int>(price/100);
    cost=amount*88+price-100*amount;
    }else
        cost=price;
    cout<<cost<<endl;
    return 0;
}

a=int(input())
b=a//100
c=a%100
d=(b*88)+c
print(d)

#include <iostream>
using namespace std;
int main()
{
    int n;cin>>n;
    int nn=n;
    int d=0;
    int ws;
    while(nn>=100)
    {
        nn-=100;
        d++;
        ws=nn;
    }
    if(n<100)
        cout<<n;
    else
        cout<<d*88+ws; 
    return 0;
}