function plantDiscovery(input) {
    let plantsList = {}
    let numberLine = input.shift()
    input.forEach((element, i) => {

        if (i < numberLine) {

            let [namePlant, rarity] = element.split("<->")
            if (!plantsList.hasOwnProperty(namePlant)) {
                rarity = Number(rarity)

                plantsList[namePlant] = { rarity, rating: [] }
            }
        }

    });
    let commandLine = input.slice(numberLine, input.indexOf("Exhibition"))

    commandLine.forEach(line => {

        let [command, ...rest] = line.split(": ")

        let [plant, data] = rest[0].split(" - ")
        data = Number(data)

        if (plantsList.hasOwnProperty(plant)) {
            switch (command) {

                case 'Rate':
                    let raiting = Number(data)
                    rate(plant, raiting)
                    break;

                case 'Update': update(plant, data); break;
                case 'Reset': reset(plant); break;
            }
        } else {
            console.log("error")
        }
    })
    function rate(a, b) {
        plantsList[a].rating.push(b)
    }
    function update(a, b) {

        plantsList[a].rarity = b
    }
    function reset(a) {
        plantsList[a].rating = []
    }


    if (Object.entries(plantsList).length !== 0) {
        console.log(`Plants for the exhibition:`)
        for (let key in plantsList) {

            let avarage = plantsList[key].rating.reduce((a, b) => (a + b), 0)
            let finalResult = avarage / (plantsList[key].rating).length || 0
            console.log(`- ${key}; Rarity: ${plantsList[key].rarity}; Rating: ${finalResult.toFixed(2)}`)
        }

    }
}