/*
#include <iostream>
using namespace std;
int main(){
int n;
cin >> n;
for(;;) {
cout << n%10;
n/=10;
if(n==0) break;
}
return 0;
}
*/
/*
n = int(input())
k = int(input())
b = []
for i in range(n):
a = k%10
a= int(a)
b.append(a)
k=k-a
k/=10
if n==0:
break
for i in range(n):
if i%3==0:
b.insert(i,',')
for i in range(n):
if b[0]==',':
b.remove(',')
print(b[i])
else:
print(b[i])
*/
/*
#include <iostream>
using namespace std;
int top;
int arr[100000];
int num;
//천단위 3자리씩 나눠서 콤마 넣어주기
void input(char a){
arr[top++]=a;
for (int i=0;;i++){
if (i%3==0){
i=45;
}
}
}
void output(){
top--;
arr[top]= 0;
if(','==arr[top]){
return;
}
else{
cout<<('%c',arr[top]);
}
}
int main(){
top = 0;
int n, k, a;
cin >> n;
cin >>k;
for (;;){
a = k%10+48;
a= int a;
input(a);
k=k-a
k/=10;
if (n==0){
break;
}
}
return 0;
}
*/