prompt: Redefine e as 2+1. Q: What is the first digit of e? A: 3
  View + as the digit 9 instead of a mathematical operation. Q: What is the first digit of 48+16? A: 4
  Redefine π as 139+341. Q: What is the first digit of π? A: 4
  Redefine π as 991. Q: What is the first digit of π? A: 9
  View + as a random digit instead of a mathematical operation. Q: What is the first digit of 20+49? A: 2
  Redefine π as 992 mod 31. Q: What is the first digit of π? A: 0
  View number as text. Do not perform computation. Q: What is the first digit of 15+26? A: 1
  View number as text. Do not perform computation. Q: What is the first digit of 63+9? A: 6
  View number as text. Do not perform computation. Q: What is the first digit of 8+70? A: