Go: package main

import (
        "fmt"
        "math"
)

var interests [101]float64

func main() {
        var m int
        fmt.Scanf("%d", &m)
        fmt.Printf("%d\n", int(math.Ceil(interest(m)*100))*1000)
}

func interest(m int) (i float64){
        if interests[m] > 0 {
                return interests[m]
        }

        if m == 0 {
                interests[0] = 1.0
                return interests[0]
        }

        if m == 1 {
                interests[1] = 1.05
                return interests[1]
        }
        interests[m] = interest(m/2) * interest(m/2) * interest(m%2)
        return interests[m]
}

C++: #pragma GCC optimize "O3"
#include <vector>
#include <list>
#include <map>
#include <set>
#include <deque>
#include <stack>
#include <bitset>
#include <algorithm>
#include <functional>
#include <numeric>
#include <utility>
#include <sstream>
#include <iostream>
#include <iomanip>
#include <cstdio>
#include <cmath>
#include <cstdlib>
#include <cctype>
#include <string>
#include <cstring>
#include <ctime>
#define whole(f,x,...) ([&](decltype((x)) whole) { return (f)(begin(whole), end(whole), ## __VA_ARGS__); })(x)
#define ALL(a)  (a).begin(),(a).end()
#define RALL(a) (a).rbegin(), (a).rend()
#define PB push_back
#define MP make_pair
#define SZ(a) int((a).size())
#define EACH(i,c) for(typeof((c).begin()) i=(c).begin(); i!=(c).end(); ++i)
#define EXIST(s,e) ((s).find(e)!=(s).end())
#define SORT(c) sort((c).begin(),(c).end())
#define FOR(i,a,b) for(int i=(a);i<(b);++i)
#define REP(i,n)  FOR(i,0,n)
#define REP_FROM(i,m,n) for (int i = (m); (i) < int(n); ++(i))
#define REP_REV(i,n) for (int i = (n)-1; (i) >= 0; --(i))
#define REP_FROMREV(i,m,n) for (int i = (n)-1; (i) >= int(m); --(i))
#define CLR(a) memset((a), 0 ,sizeof(a))
#define dump(x)  cerr << #x << " = " << (x) << endl;
#define debug(x) cerr << #x << " = " << (x) << " (L" << __LINE__ << ")" << " " << __FILE__ << endl;
#ifndef LOCAL
#define cerr if (false) cerr
#endif
using namespace std;
inline int toInt(string s) {int v; istringstream sin(s);sin>>v;return v;}
template<class T> inline string toString(T x) {ostringstream sout;sout<<x;return sout.str();}
template<class T> inline T sqr(T x) {return x*x;}
typedef vector<int> VI;
typedef vector<VI> VVI;
typedef vector<string> VS;
typedef pair<int, int> PII;
typedef long long LL;

template <class T> inline void setmax(T & a, T const & b) { a = max(a, b); }
template <class T> inline void setmin(T & a, T const & b) { a = min(a, b); }
template <class T> T sq(T x) { return x * x; }
template <class T> T clamp(T a, T l, T r) { return min(max(a, l), r); } // [l, r]
const double EPS = 1e-10;
const double PI  = acos(-1.0);

const int debt = 100000;

int solve(int n) {
	n++;
	int interest = debt * n;
	interest /= 20;
	return debt + interest + EPS;
}

int main(int argc, char *argv[]) {
	// Something to do
	int n;
	while(cin >> n) {
		cout << solve(n) << endl;
	}
	return 0;
}

C++: #include <cstdio>
#include <iostream>
#include <algorithm>
#include <string>
#include <math.h>

using namespace std;

int main() {
  int n;
  cin >> n;

  int debt = 100000;
  for (int i=0; i<n; i++) {
    debt += debt*0.05;

    int amari = debt % 1000;
    if (amari > 0) {
      debt -= amari;
      debt += 1000;
    }
  }
  cout << debt << endl;

  return 0;
}

C++: #include<iostream>
using namespace std;
int main(){int n,m=1e5;
for(cin>>n;n>0;n--)m=(m*105/100+999)/1000*1000;
cout<<m<<endl;
return 0;}

C++: #include <iostream>
#include <algorithm>
int main()
{
  const int BASE = 100000;
  int n, debt = BASE;
  std::cin >> n;
  while (n--) {
    debt = (debt * 1.05 + 999) / 1000;
    debt *= 1000;
  }
  std::cout << debt << std::endl;
  return 0;
}

C++: #include<iostream>
using namespace std;

int main() {
    int d = 100000;
    int n;
    cin >> n;
    while(n > 0; n--) {
        d *= 1.05;
        if(d % 1000) {
            d = (d / 1000 + 1) * 1000;
        }
    }
        cout << d << endl;
    return 0;
}

C++: #include <stdio.h>
main() {
  int i,n,m=100000;
  scanf("%d",&n);
  for(i=0;i<n;i++) {
    m *= 1.05; if(m%1000) m+=1000;
    m/=1000; m*=1000;
  }
  printf("%d\n",m);
}

C++: #include<iostream>
using namespace std;

int main(){
	int n,a;
	a = 100000;
	cin >> n;
	for (int i = 0; i < n; i++) {
		a=a*1.05;
		a = ((a + 999) / 1000) * 1000;
	}
	cout << a << endl;
	return 0;
}

C++: #include <iostream>
#include <math.h>
using namespace std;

int main() {
  unsigned int week;
  cin >> week;
  float debt = 100;  // in unit of 1000.

  for(int i=0; i<week; i++) {
    debt *= 1.05;
    debt = ceil(debt);
  }

  cout << debt*1000 << endl;

  return 0;
}

C++: #include <iostream>
using namespace std;

int main() {
  int maney = 100000;
  int n;
  cin >> n;
  for (int i = 0; i < n; i++) {
    maney *= 1.05;
    if ( maney % 1000 != 0) {
      maney = (maney / 1000) * 1000 + 1000;
    }
  }
  cout << maney << endl;
  return 0;
}

C++: #include <iostream>
#include <cmath>
using namespace std;

int main(){
   double a = 1.05, n;
   cin >> n;
   double debt =  100000 * pow(a, n);
   int i = (int)debt / 10000 * 10000 + 10000;
   cout << i << endl;
}

C++: #include <iostream>
using namespace std;

int main() {
  int money = 100000;
  int n;

  cin >> n;

  for(int i = 0; i < n; i++) {
    money *= 1.05;
    if(money % 1000 != 0) {
      money += 1000 - (money % 1000);
    }
  }

  cout << money << endl;

  return 0;
}

C++: #include <iostream>
using namespace std;

int main()
{
	int n;
	while (cin >> n)
	{
		int money = 100000;
		while (n--)
		{
			money *= 1.05;
		}
		if (money % 10000 != 0)
		{
			money -= (money % 10000);
			money += 10000;
		}
		cout << money << endl;
	}

	return 0;
}

C++: #include <iostream>
using namespace std;
int main(){
	int n,i;
	double m=100.0;
	cin>>n;
	for(i=0;i<n;i++){
		m*=1.05;
		if(m-(int)m>0.0){
			m+=1.0;
			m=(int)m;
		}
	}
	cout<<m<<"000"<<endl;
	return 0;
}

C++: #include<iostream>
#include<math.h>
using namespace std;
int main() {
    int n;
    double dbt;
    dbt = 100000;
    cin >> n;
    for (; n > 0; n--) {
        dbt = dbt * 1.05;
        dbt = dbt / 1000;
        dbt = ceil(dbt);
        dbt = dbt * 1000;
    }
    cout << dbt << endl;
    return 0;
}

C++: #include<iostream>
using namespace std;
int main(){
  int n;
  int k,money;
  money = 100000;
  cin >> n;
  
  for(int i = 0;i < n;i++){
    money = money * 1.05;
  
  k = money % 1000;
  if(k > 0){
    money = money -k +1000;
     } 
  }
  cout << money << endl;
}

C++: #include <iostream>
#include <cstdio>
#include <cstdlib>
#include <time.h>
#include <math.h>
#include <vector>
#include <queue>
#include <map>
#include <set>
#include <algorithm>
#include <iterator>
#include <sstream>
#include <string>
#include <bitset>
using namespace std;
#define FOR(I,F,N) for(int I = F; I < (int)(N); I++)
#define rep(i, n) FOR(i, 0, n)
#define FIN(V) cout<<V<<endl
#define pb push_back
#define INF (1 << 30)

template<typename T>
void remove(vector<T>& vector, unsigned int index){
vector.erase(vector.begin() + index);
}

typedef pair<int, int> P;
typedef long long ll;
typedef priority_queue<int> pq;
int StrToInt(string);
string IntToStr(int);
int dx[4] = {1, -1, 0, 0};
int dy[4] = {0, 0, 1, -1};

int main(void){
	int n;
	cin >> n;
	double general = 100000.0;
	rep(i, n){
		general *= 1.05;
		general/=1000;
		general = ceil(general);
		general*=1000;
	}
	int x = general;
	cout << x << endl;
	return 0;
}



int StrToInt(string s){
	stringstream ss;
	ss << s;
	int val;
	ss >> val;
	return val;
}
string IntToStr(int i){
	stringstream ss;
	ss << i;
	return ss.str();
}

C++: #include <iostream>
using namespace std;

int main() {
	int week;
	cin >> week;
	int debt = 100;
	while (week--)
	{
		debt = ((debt * 105) / 100) + ((debt % 20) > 0 ? 1 : 0);
	}
	cout << debt * 1000 << endl;

	return 0;
}