Submission Details
Severity:
Costly operations inside loops
Summary
Invoking SSTOREoperations in loops may lead to Out-of-gas errors. Use a local variable to hold the loop computation result
Vulnerability Details
function initializeDeck(address player) internal {
require(
availableCards[player].length == 0,
"Player's deck is already initialized"
);
for (uint256 i = 1; i <= 52; i++) {
availableCards[player].push(i);
}
}
Impact
Tools Used
Recommendations
Rewards breakdown
nSLOC
147This contest has a flat reward structure with the following payouts:
100 EXP
20 EXP
2 EXP
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