Bonjour,
1) On a saisi : =2^B1
2)
20 = 16 + 4 = 2⁴ + 2² donc 10100
37 = 32 + 4 + 1 = 2⁵ + 2² + 2⁰ donc 100101
3)
1001111 = 2⁶ + 2³ + 2² + 2¹ + 2⁰ = 64 + 8 + 4 + 2 + 1 = 79
1000100 = 2⁶ + 2² = 64 + 4 = 68
1000101 = 2⁶ + 2² + 2⁰ = 64 + 4 + 1 = 69
4)
67 → C
79 → O
68 → D
69 → E
⇒ CODE
