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How to create arrays with a length greater than 4

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What should I do when using an array with a length greater than 4?

Why I run cairo program(use cairo-secp func:verify_eth_signature),Error: Builtins {'keccak'} are not present in layout "all"

exec error

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+ sudo ./target/release/supra-seal-demo 512MiB sector size: "512MiB" Initializing spdk using config supra_seal.cfg sectors 2 coord 8 hashers 1 sectors 4 coord 8 hashers 2 sectors 8 coord 8 hashers 4...