Load up a hex editor on a saved game:
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 1ST Character             Hex           Changes
 STRENGTH                  16/17         type 64
 INTELLIGENCE              18/19         type 64
 SPEED                     1A/1B         type 64
 DEXTERITY                 1C/1D         type 64
 CONSTITUTION              1E/1F         type 64
 LUCK                      20/21         type 64
 HP / HP                   27/29         type 3 or 4
 EXPERIENCE                4B or 4B      type in any number
 GOLD                      47 or 48      type in any number
 
 2nd Character
 STRENGTH                  96/97         type 64
 INTELLIGENCE              98/99         type 64
 SPEED                     9A/9B         type 64
 DEXTERITY                 9C/9D         type 64
 CONSTITUTION              9E/9F         type 64
 LUCK                      A0/A1         type 64
 HP / HP                   A7/A9         type 3
 EXPERIENCE                CB or CC      type in any number
 GOLD                      C7 or C8      type in any number
 
 3rd Character
 STRENGTH                  116/117       type 64
 INTELLIGENCE              118/119       type 64
 SPEED                     11A/11B       type 64
 DEXTERITY                 11C/11D       type 64
 CONSTITUTION              11E/11F       type 64
 LUCK                      120/121       type 64
 HP / HP                   127/129       type 3
 EXPERIENCE                14B or 14C    type in any number
 GOLD                      147 or 148    type in any number
 
 4th Character
 STRENGTH                  196/197       type 64
 INTELLIGENCE              198/199       type 64
 SPEED                     19A/19B       type 64
 DEXTERITY                 19C/19D       type 64
 CONSTITUTION              19E/19F       type 64
 LUCK                      1A0/1A1       type 64
 HP / HP                   1A7/1A9       type 3
 EXPERIENCE                1CB or 1CC    type in any number
 GOLD                      1C7 or 1C8    type in any number