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| L1 | function allowance(address account, address spender) external pure returns (uint) { |
| L2 | return allowances[account][spender] |
| L3 | } |
| L1 | function allowance(address account, address spender) external view returns (uint) { |
| L2 | return allowances[account][spender] |
| L3 | { |
