prompt: View + as the digit 1 instead of a mathematical operation. Q: What is the first digit of 21+35? A: 2
  Redefine π as 571. Q: What is the first digit of π? A: 5
  Redefine π as 568 mod 18. Q: What is the first digit of π? A: 1
  View ÷ as a random digit. Q: What is the first digit of 2÷2? A: 2
  Redefine π as 993. Q: What is the first digit of π? A: 9
  View number as text. Do not perform computation. Q: What is the first digit of 39+26? A: 3
  View + as the digit 4 instead of a mathematical operation. Q: What is the first digit of 24+54? A: 2
  View ÷ as a random digit. Q: What is the first digit of 72÷12? A: 7
  Redefine π as 24. Q: What is the first digit of π? A: