Effective: grass water ground rock
Effective: fire grass ice bug steel
Effective: water fire ground rock
Effective: psychic fighting poison
Effective: steel rock
Effective: bug grass psychic dark
Effective: rock fire flying bug
Effective: flying grass fighting bug
Effective: dark psychic ghost
Effective: fighting rock dark steel
Effective: ghost psychic ghost
Effective: poison grass grass grass grass
Effective: ghost psychic ghost
Effective: poison grass
Effective: ghost psychic ghost
Effective: poison grass
Ineffective: grass flying poison bug steel fire grass
Ineffective: grass flying poison bug steel fire grass
Ineffective: grass flying poison bug steel fire grass
Ineffective: fire rock fire water
Ineffective: water water grass
Ineffective: psychic steel psychic dark
Ineffective: steel steel fire water
Ineffective: bug fighting flying poison ghost steel fire
Ineffective: rock fighting steel
Ineffective: flying rock steel
Ineffective: dark fighting dark
Ineffective: fighting flying poison bug psychic
Ineffective: ghost dark dark dark dark dark
Ineffective: poison poison rock ghost steel

Effectivities: 12/31
  [3:steel->rock]
  [4:bug->dark,grass,psychic]
  [6:psychic->fighting,poison]
  [7:poison->grass]
  [13:grass->ground,rock,water]
  [17:water->fire,ground,rock]
  [18:rock->bug,fire,flying]
  [19:fire->bug,grass,ice,steel]
  [22:flying->bug,fighting,grass]
  [23:dark->ghost,psychic]
  [24:fighting->dark,rock,steel]
  [25:ghost->ghost,psychic]

Ineffectivities: 12/31
  [3:steel->fire,steel,water]
  [4:bug->fighting,fire,flying,ghost,poison,steel]
  [6:psychic->dark,psychic,steel]
  [7:poison->ghost,poison,rock,steel]
  [13:grass->bug,fire,flying,grass,poison,steel]
  [17:water->grass,water]
  [18:rock->fighting,steel]
  [19:fire->fire,rock,water]
  [22:flying->rock,steel]
  [23:dark->dark,fighting]
  [24:fighting->bug,flying,poison,psychic]
  [25:ghost->dark]