#include <iostream>
#include <cmath>
using namespace std;

int main() {
  int aux2 = 3;
  int a = 1;
  while(aux2 > 0){
    printf("%d\n",a);
    int b = pow(10,a);
    printf("%d\n",b);
    --aux2;
    ++a;
  }
  return 0;
}