class NoSuchStudentException(Exception):
    pass


class Garden:
    def __init__(self, diagram, students=None):
        rows = diagram.split("\n")
        self.row1 = rows[0]
        self.row2 = rows[1]

        self.students = [
            "Alena", "Boris", "Cyril", "Daniel", "Eva", "František",
            "Gitka", "Helena", "Ivana", "Jozef", "Karol", "Ladislav"
        ]

        self.plant_names = {
            "G": "Tráva",
            "C": "Ďatelina",
            "R": "Reďkovky",
            "V": "Fialky"
        }

    def plants(self, student):
        index = self.students.index(student)
        pos = index * 2

        letters = [
            self.row1[pos],
            self.row1[pos + 1],
            self.row2[pos],
            self.row2[pos + 1]
        ]

        result = []
        for letter in letters:
            result.append(self.plant_names[letter])

        return result