What are the personal endings of Spanish regular/irregular AR verbs?

What are the personal endings of Spanish regular/irregular ER and IR verbs?

Respuesta :

ar verbs:
yo- o | nosotros- amos
tu- as| vosotros- ais
el/ella/ud- a | ellas/ellos/uds- an

er/ir verbs:
yo- e | nosotros- imos
tu- iste | vosotros- isteis
el/ella/ud- o | ellas/ellos/uds- ieron