liyue201

Or and Xor return unexpected values my circuit ``` package main import ( "fmt" "time" "github.com/consensys/gnark-crypto/ecc" "github.com/consensys/gnark/backend/groth16" "github.com/consensys/gnark/frontend" "github.com/consensys/gnark/frontend/cs/r1cs" ) type TestCircuit struct { A frontend.Variable B frontend.Variable } func...

Feat: implement FixedLengthSum of sha2

2

# Description implement FixedLengthSum of sha2 ## Type of change - [x] New feature (non-breaking change which adds functionality) # How has this been tested? - [x] TestSHA2FixedLengthSum # Checklist:...

Create a contract with a fixed address

1

Sometimes we need to create contracts with fixed addresses, like the [system contracts in bsc](https://github.com/bnb-chain/bsc/blob/46d185b4cfed54436f526b24c47b15ed58a5e1bb/core/systemcontracts/const.go)

bug: Incorrect ScalarMultiplication in bandersnatch

2

## Description ScalarMultiplication returns incorrect results when certain parameters are passed in. This is my code and it returns the correct result when I change the scalar. ```go package main...