[Home](./index.md) > [bitburner](./bitburner.md) > [CodingContract](./bitburner.codingcontract.md) > [attempt](./bitburner.codingcontract.attempt_1.md)
## CodingContract.attempt() method
Attemps a coding contract.
Signature:
```typescript
attempt(answer: string[] | number, fn: string, host?: string, opts?: CodingAttemptOptions): boolean | string;
```
## Parameters
| Parameter | Type | Description |
| --- | --- | --- |
| answer | string\[\] \| number | Solution for the contract. |
| fn | string | Filename of the contract. |
| host | string | Host of the server containing the contract. Optional. Defaults to current server if not provided. |
| opts | [CodingAttemptOptions](./bitburner.codingattemptoptions.md) | Optional parameters for configuring function behavior. |
Returns:
boolean \| string
True if the solution was correct, false otherwise. If the returnReward option is configured, then the function will instead return a string. If the contract is successfully solved, the string will contain a description of the contract’s reward. Otherwise, it will be an empty string.
## Remarks
RAM cost: 10 GB
Attempts to solve the Coding Contract with the provided solution.