prime

from math import*
x=3
count=1
listOfprimes=[2]

while count < 1000:
    is_prime = True

    for y in range (2,int(sqrt(x)+1)):
        if x%y == 0:
            is_prime = False


    if is_prime:
        listOfprimes.append(x)
        count+=1
    x +=2
print listOfprimes[-1]