867 B | 867 chars
import sys
from math import sqrt, pi, sin, factorial
inp = lambda : sys.stdin.readline()[:-1].strip()
mii = lambda x = " " : [*map(int,inp().split(x))]
mfi = lambda x = " " : [*map(float,inp().split(x))]
ii = lambda : int(inp())
fi = lambda : float(inp())
p = print
def solve():
while 1:
n = ii()
if n == -1:
break
l = [input().split() for _ in range(n)]
vol = []
ans = []
for a, b, c, d in l:
vol.append(int(a) * int(b) * int(c))
average = sum(vol) // n
for a, b, c, d in l:
v = int(a) * int(b) * int(c)
if v != average:
ans.append([d, v])
if ans[1][1] > ans[0][1]:
ans[1], ans[0] = ans[0], ans[1]
print(f"{ans[0][0]} took clay from {ans[1][0]}.")
if __name__ == "__main__":
tc = 1
for t in range(1, tc+1):
ret = solve()