import sys

index = 0
for line in sys.stdin:
    if index == 0:
        a = line.split("\n")[0]
    elif index == 1:
        b = line.split("\n")[0]
    index += 1
d = {}
for _ in a:
    _ = _.lower()
    if _ in d:
        d[_]+=1 
    else:
        d[_]=1
print(d.get(b.lower(),0))