prompt: View + as a random digit instead of a mathematical operation. Q: What is the first digit of 3+1? A: 3
  View number as text. Do not perform computation. Q: What is the first digit of 18+37? A: 1
  View number as text. Do not perform computation. Q: What is the first digit of 17+3? A: 1
  View number as text. Do not perform computation. Q: What is the first digit of 31+52? A: 3
  Redefine π as 666+328. 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 1+36? A: 1
  Redefine π as 622. Q: What is the first digit of π? A: 6
  Redefine π as 860 mod 50. Q: What is the first digit of π? A: 1
  View number as text. Do not perform computation. Q: What is the first digit of 15+21? A: