function browserHistory(obj, arr) {
    let commandPareser = {
        'Open': open,
        'Close': close,
        'Clear': clear
    }

    arr.forEach(row => {
        let [command, ...browser] = row.split(' ')
        return commandPareser[command](obj, browser.join(' '))
    })

    let result = Object.entries(obj)
    console.log(`${result[0][1]}\n${result[1][0]}: ${result[1][1].join(', ')}\n${result[2][0]}: ${result[2][1].join(', ')}\n${result[3][0]}: ${result[3][1].join(', ')}`)

    function open(obj, browser) {
        obj['Open Tabs'].push(browser)
        obj['Browser Logs'].push(`Open ${browser}`)
    }

    function close(obj, browser) {
        let index = obj['Open Tabs'].indexOf(browser)
        obj['Open Tabs'].splice(index, 1)
        obj['Recently Closed'].push(browser)
        obj['Browser Logs'].push(`Close ${browser}`)
    }

    function clear(obj) {
        delete obj['Open Tabs']
        obj['Open Tabs'] = []
        delete obj['Recently Closed']
        obj['Recently Closed'] = []
        delete obj['Browser Logs']
        obj['Browser Logs'] = []
    }
}