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

main()
{
  int b;
  cin >> b;
  cout << b << endl;
  for(int j = 0; j < b; j++)
  {
    string a = "", b = "", c = "";
    int i = 0, s = 0, ch;
    cin >> a;
    while (a[i] != ' ')
    {
        b += a[i];
        s++;
        i++;
    }
    ch = stoi(b);
    ch++;
    c = to_string(ch);
    for (int l = s; l < a.size(); l++)
    {
      c += a[l];
    }
    cout << c << endl;
  }
}