[
	// Competitive-programming layout: code on the left, inputf.in top-right,
	// outputf.out bottom-right. Cells are [col_start, row_start, col_end, row_end].
	{
		"keys": ["ctrl+alt+shift+c"],
		"command": "set_layout",
		"args":
		{
			"cols": [0.0, 0.5, 1.0],
			"rows": [0.0, 0.5, 1.0],
			"cells": [[0, 0, 1, 2], [1, 0, 2, 1], [1, 1, 2, 2]]
		}
	},
	// Back to a single pane.
	{
		"keys": ["ctrl+alt+shift+1"],
		"command": "set_layout",
		"args": { "cols": [0.0, 1.0], "rows": [0.0, 1.0], "cells": [[0, 0, 1, 1]] }
	}
]