Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
How long does  the 2579km route take?

### Inputs:
table_name: table, columns: ['Dibrugarh', 'Kanyakumari', 'Vivek Express /15905/15906', 'Indian Railways', '4286km', '55', 'Weekly', '82.30 hrs(~3.5 days)']

### Response:
SELECT 82.30 hrs(~3.5 days) FROM table WHERE 4286km = 2579km