newg

n = int(input("insert a number: "))
boy_list=[]
girl_list=[]
count1=0
count2=0
good=0
bad=0
for i in range(n):
    a=input("enter name and year").lower() + " "
    if "mr" in a[:2]:
            b=''.join(i for i in a if i.isdigit())
            boy_list.append(b)
    else:
            b = ''.join(i for i in a if i.isdigit())
            girl_list.append(b)
for i in boy_list:
    for j in boy_list:
        if i==j:
            count1+=1
    for k in girl_list:
        if k==i:
            count2+=1
            girl_list.remove(k)
    if (count1==count2):
        good+=1
    if count1==0 or count2==0 or count1!=count2:
        bad+=1
    count1= 0
    count2= 0
count3 = 0
for k in girl_list:
    if k!=(""):
        count3+=1
bad+=count3
print (girl_list)
print (boy_list)
print (good)
print (bad)