import random
import timeit

def ff():
    maxx = 10000000
    vet = [random.randint(1,maxx) for _ in range(maxx)]
    vet.sort()
    #print(vet)


def gg():
    maxx = 10000000
    vet = [[random.randint(1,maxx)] for _ in range(maxx)]
    #vet.sort()
    vet.sort(key=lambda x: x[0])
    #print(vet)

def hh():
    maxx = 10000000
    vet = [{'a':random.randint(1,maxx)} for _ in range(maxx)]
    vet.sort(key=lambda x: x['a'])
    #print(vet)

class EE:

    def __init__(self, dd):
        self.v=dd
 
    def __repr__(self):
        return '{' + str(self.v) +'}'


def ii():
    maxx = 10000000
    vet = [EE(random.randint(1,maxx)) for _ in range(maxx)]
    vet.sort(key=lambda x: x.v)
    #print(vet)


if __name__ == "__main__":
    import timeit    
    print (timeit.timeit(gg, number=1))