import math
import random

flips = 1
log = math.ceil(math.log10(int(flips)))
heads = 0

for i in range(flips):
    heads += random.randint(0, 1)
    print("Flip", i+1)

print("\n{} coins flipped, {} heads ({}%)".format(flips, heads, round(heads/flips * 100, log)))