Submission Details
Severity:
<array>.length should not be looked up in every loop of a for-loop
Vulnerability Details
The overheads outlined below are PER LOOP, excluding the first loop
storage arrays incur a Gwarmaccess (100 gas)
memory arrays use
MLOAD(3 gas)calldata arrays use
CALLDATALOAD(3 gas)
Caching the length changes each of these to a DUP<N> (3 gas), and gets rid of the extra DUP<N> needed to store the stack offset
Prize pool breakdown
Total prize
20,000 USDC
nSLOC
70628 USDC / LOC
18,000 USDC
2,000 USDC
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