1  
   2  @echo off
   3  
   4  if not exist %1.txt goto :EOF
   5  if exist %1_62.txt del %1_62.txt
   6  
   7  if exist %1_60.txt ren %1_60.txt %1_61.txt
   8  if exist %1_59.txt ren %1_59.txt %1_60.txt
   9  if exist %1_58.txt ren %1_58.txt %1_59.txt
  10  if exist %1_57.txt ren %1_57.txt %1_58.txt
  11  if exist %1_56.txt ren %1_56.txt %1_57.txt
  12  if exist %1_55.txt ren %1_55.txt %1_56.txt
  13  if exist %1_54.txt ren %1_54.txt %1_55.txt
  14  if exist %1_53.txt ren %1_53.txt %1_54.txt
  15  if exist %1_52.txt ren %1_52.txt %1_53.txt
  16  if exist %1_51.txt ren %1_51.txt %1_52.txt
  17  if exist %1_50.txt ren %1_50.txt %1_51.txt
  18  if exist %1_49.txt ren %1_49.txt %1_50.txt
  19  if exist %1_48.txt ren %1_48.txt %1_49.txt
  20  if exist %1_47.txt ren %1_47.txt %1_48.txt
  21  if exist %1_46.txt ren %1_46.txt %1_47.txt
  22  if exist %1_45.txt ren %1_45.txt %1_46.txt
  23  if exist %1_44.txt ren %1_44.txt %1_45.txt
  24  if exist %1_43.txt ren %1_43.txt %1_44.txt
  25  if exist %1_42.txt ren %1_42.txt %1_43.txt
  26  if exist %1_41.txt ren %1_41.txt %1_42.txt
  27  if exist %1_40.txt ren %1_40.txt %1_41.txt
  28  if exist %1_39.txt ren %1_39.txt %1_40.txt
  29  if exist %1_38.txt ren %1_38.txt %1_39.txt
  30  if exist %1_37.txt ren %1_37.txt %1_38.txt
  31  if exist %1_36.txt ren %1_36.txt %1_37.txt
  32  if exist %1_35.txt ren %1_35.txt %1_36.txt
  33  if exist %1_34.txt ren %1_34.txt %1_35.txt
  34  if exist %1_33.txt ren %1_33.txt %1_34.txt
  35  if exist %1_32.txt ren %1_32.txt %1_33.txt
  36  if exist %1_31.txt ren %1_31.txt %1_32.txt
  37  if exist %1_30.txt ren %1_30.txt %1_31.txt
  38  if exist %1_29.txt ren %1_29.txt %1_30.txt
  39  if exist %1_28.txt ren %1_28.txt %1_29.txt
  40  if exist %1_27.txt ren %1_27.txt %1_28.txt
  41  if exist %1_26.txt ren %1_26.txt %1_27.txt
  42  if exist %1_25.txt ren %1_25.txt %1_26.txt
  43  if exist %1_24.txt ren %1_24.txt %1_25.txt
  44  if exist %1_23.txt ren %1_23.txt %1_24.txt
  45  if exist %1_22.txt ren %1_22.txt %1_23.txt
  46  if exist %1_21.txt ren %1_21.txt %1_22.txt
  47  if exist %1_20.txt ren %1_20.txt %1_21.txt
  48  if exist %1_19.txt ren %1_19.txt %1_20.txt
  49  if exist %1_18.txt ren %1_18.txt %1_19.txt
  50  if exist %1_17.txt ren %1_17.txt %1_18.txt
  51  if exist %1_16.txt ren %1_16.txt %1_17.txt
  52  if exist %1_15.txt ren %1_15.txt %1_16.txt
  53  if exist %1_14.txt ren %1_14.txt %1_15.txt
  54  if exist %1_13.txt ren %1_13.txt %1_14.txt
  55  if exist %1_12.txt ren %1_12.txt %1_13.txt
  56  if exist %1_11.txt ren %1_11.txt %1_12.txt
  57  if exist %1_10.txt ren %1_10.txt %1_11.txt
  58  if exist %1_09.txt ren %1_09.txt %1_10.txt
  59  if exist %1_08.txt ren %1_08.txt %1_09.txt
  60  if exist %1_07.txt ren %1_07.txt %1_08.txt
  61  if exist %1_06.txt ren %1_06.txt %1_07.txt
  62  if exist %1_05.txt ren %1_05.txt %1_06.txt
  63  if exist %1_04.txt ren %1_04.txt %1_05.txt
  64  if exist %1_03.txt ren %1_03.txt %1_04.txt
  65  if exist %1_02.txt ren %1_02.txt %1_03.txt
  66  if exist %1_01.txt ren %1_01.txt %1_02.txt
  67  
  68  copy %1.txt %1_01.txt
  69