915 B | 915 chars
import sys
from math import sqrt, pi, sin, factorial, ceil, floor
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():
R, P, D = mii()
l = [input().split() for _ in range(R)]
# name, weight, percentage
scaling = D / P
primary = 1
for name, weight, percentage in l:
weight = float(weight)
percentage = float(percentage)
if percentage == 100:
primary = weight
primary *= scaling
for name, weight, percentage in l:
weight = float(weight)
percentage = float(percentage)
p(name, f"{percentage * primary / 100:.1f}")
if __name__ == "__main__":
tc = ii()
for t in range(1, tc+1):
p(f"Recipe # {t}:")
ret = solve()
p("-"*40)