prompt: Redefine π as 619. Q: What is the first digit of π? A: 6
  Redefine π as 960. Q: What is the first digit of π? A: 9
  Redefine π as 719 mod 45. Q: What is the first digit of π? A: 4
  Redefine π as 258 mod 20. Q: What is the first digit of π? A: 1
  Redefine e as 1+37. Q: What is the first digit of e? A: 3
  Redefine e as 21+19. Q: What is the first digit of e? A: 4
  View number as text. Do not perform computation. Q: What is the first digit of 23+48? A: 2
  Redefine e as 48+12. Q: What is the first digit of e? A: 6
  View number as text. Do not perform computation. Q: What is the first digit of 67+12? A: