A self-referential pangram is a phrase that counts each and every one of the letters that compose it.

**This pangram has? a, one b, fifteen c, eleven d,? e, one f, two g, two h,? i, one j, one k, one l, twom, sixteen n, one ñ,? or, two p, two q, five r, fourteen s, six t,? u, a v, a w, an x, two y and a z.**<

**What numbers (expressed in letters) must be put in place of the questions in order for the phrase to be true?**

#### Solution

This diagram has sixteen a, one b, fifteen c, eleven d, eighteen e, one f, two g, two h, thirteen i, one j, one k, one l, two m, sixteen n, one ñ, fourteen or , two p, two q, five r, fourteen s, six t, twelve u, one v, one w, one x, two yy one z.