gistfile1.txt

1. Revert with no data
2. Revert with 4 bytes
3. Revert with 4 bytes + argument
4. Revert with Panic
5. Revert with Error
6. Return 42
7. Calldata length
8. Double calldata
9. Calculator
10. max of two values
11. ternary
12. IsPrime
13. Return from storage
14. Set storage
15. Read from fixed array
16. Write to fixed array
17. Return keccak256 of calldata
18. Return keccak256 of second argument in calldata
19. Read from dynamic array
20. Read from dynamic array and revert with Solidity panic on failure
21. Push to dynamic array
22. Pop from dynamic array
23. Read from mapping
24. Set mapping
25. Read from double mapping
26. Set double mapping
27. Return length of a dynamic array
28. Unpack and read data from uint128
29. Unpack and read data from uint64
30. Write to packed uint128
31. Write to packed uint64
32. Simulate uint64 dynamic array
33. Read from a mapping in a struct
34. Maximum value from array
35. Write dynamic calldata array to storage
36. Write two dynamic arrays to storage
37. Calculator in the fallback

Environment variables

1. block timestamp
2. msg.value return
3. nonpayable
4. caller 
5. gasprice
6. basefee
7. gasleft

ABI encoding in memory

1. Hash two uint 128
2. Hash a variable length string
3. Hash a uint array
4. Hash a simple struct
5. Hash a struct with dynamic data

Logs (6)

1. emit a uint
2. emit two uints
3. emit a string
4. emit uint and string
5. emit address and uint array
6. emit two uint arrays
7. emit two strings

codesize

1. balance of address
2. balance of this
3. is contract

external calls and return data parsing

1. send ETH
2. get balanceOf (static call)
3. approve
4. transfer ERC-20 tokens
5. transferFrom
6. call with list

challenges

1. eth distributor
2. FizzBuzz
3. donation leaderboard
4. clone
5. clone factory
6. escrow
7. square root
8. Nonpayable
9. Fibonacci
10. Sum of triple nested array
11. Refund gas spent
12. ERC-20
13. Partial ERC-721

proxy patterns

1. erc-1967 proxy
2. nodelegatecall