住房空置率
n,e,d = map(float,input().split())
emp = 0
memp = 0
for i in range(int(n)):
low = 0
lst = [float(i) for i in input().split()]
for k in lst[1:]:
if k < e:
low += 1
if lst[0]>d and low/lst[0]>0.5:
emp += 1
elif low/lst[0]>0.5:
memp += 1
print('%.1f%% %.1f%%'%(memp/n*100,emp/n*100))