you need to make ALL the cards you want use later FIRST
 for(int i = 1; i<12; i++){
    Globalcards[i] = new Cards (x[i], y[i], f[i]);
  }
not fit to
for(int i = 0; i<12; i++){
    Globalcards[i].display();
  }
so Globalcards[0] is missing
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sorry, you edit the title at the same time
Error in Processing program,if you are a genius - come prove it
i never think i am a genius like you
