Gemini 3.8 Flash (High) on Reconcile a trapped quarter ledger

Passed in 103s. Attempt 1. Run 20260904T131451Z-gemini-3-8-flash-ledger-reconcile-trap-1.

Task

Reconcile the quarter ledger

Read invoices.csv, processor_payouts.csv, bank.csv, and rates.csv. Write report.json:

{
  "unpaid_invoice_ids": ["INV-1001"],
  "unreconciled_total_usd": 1234.56,
  "duplicate_invoice_ids": ["INV-1002"],
  "eur_invoice_ids": ["INV-1003"]
}

An issued invoice is unpaid when its successful charge rows total less than its invoice amount in that currency. Do not count fee or refund rows as payment. Exclude invoices marked refunded and any duplicated invoice id from the unpaid list because its canonical amount is unknown. A duplicate means the same invoice id appears more than once, even when amounts differ.

For reconciliation, convert every processor row to USD at the supplied currency rate, then sum by payout_id. Compare that expected total with the sum of bank rows whose kind is processor_deposit and has the same payout id. Ignore other bank activity. The unreconciled total is the sum of each payout id's absolute expected-versus-observed difference across the union of processor and bank payout ids, rounded to cents only at the end.

List every invoice whose invoice currency is EUR. Sort all id lists.

Command

agy --dangerously-skip-permissions --model gemini-3.8-flash-high -p 'You are working in the current folder. Do the task in TASK.md and write the outputs to the exact paths it names.
Do not ask questions. When done, stop.

# Reconcile the quarter ledger

Read `invoices.csv`, `processor_payouts.csv`, `bank.csv`, and `rates.csv`. Write `report.json`:

` ` `json
{
  "unpaid_invoice_ids": ["INV-1001"],
  "unreconciled_total_usd": 1234.56,
  "duplicate_invoice_ids": ["INV-1002"],
  "eur_invoice_ids": ["INV-1003"]
}
` ` `

An issued invoice is unpaid when its successful `charge` rows total less than its invoice amount
in that currency. Do not count `fee` or `refund` rows as payment. Exclude invoices marked
`refunded` and any duplicated invoice id from the unpaid list because its canonical amount is
unknown. A duplicate means the same invoice id appears more than once, even when amounts differ.

For reconciliation, convert every processor row to USD at the supplied currency rate, then sum
by `payout_id`. Compare that expected total with the sum of bank rows whose `kind` is
`processor_deposit` and has the same payout id. Ignore other bank activity. The unreconciled
total is the sum of each payout id'"'"'s absolute expected-versus-observed difference across the
union of processor and bank payout ids, rounded to cents only at the end.

List every invoice whose invoice currency is EUR. Sort all id lists.'

Output

I reconciled the quarter ledger and wrote [report.json](file:///private/tmp/atris-bench/20260904T131451Z-gemini-3-8-flash-ledger-reconcile-trap-1/work/report.json).

The report lists all unpaid, duplicate, and euro invoices.

It also gives the unreconciled cash total.

Files produced

report.json

{
  "unpaid_invoice_ids": [
    "INV-1017",
    "INV-1064",
    "INV-1088"
  ],
  "unreconciled_total_usd": 868.75,
  "duplicate_invoice_ids": [
    "INV-1042"
  ],
  "eur_invoice_ids": [
    "INV-1033",
    "INV-1099"
  ]
}

Checker

{"passed": true, "score": 1.0, "notes": "all four fields exact"}

Judge

Not used for this task.