741 B | 741 chars
import sys
from math import sqrt, pi, sin, factorial, ceil, floor
from decimal import Decimal
BLANK = " "
inp = input
# inp = lambda : sys.stdin.readline()[:-1].strip()
mii = lambda x = BLANK : [*map(int,inp().split(x))]
mfi = lambda x = BLANK : [*map(float,inp().split(x))]
ii = lambda : int(inp())
fi = lambda : float(inp())
p = print
def solve():
n = ii()
l = [input() for _ in range(n)]
cnt = [0, 0, 0]
for i in l:
if "blue" in i and "black" in i:
cnt[0] += 1
elif "white" in i and "gold" in i:
cnt[1] += 1
else:
cnt[2] += 1
for i in range(3):
p(f"{100 * cnt[i] / sum(cnt):.7f}")
if __name__ == "__main__":
tc = 1
for t in range(1, tc+1):
ret = solve()