题解 | #计算某字符出现次数#

import sys

string = input()
a = input()
count = 0
num = 0
for i in string:
    num +=1 
    if a.isupper():
        if a == i:
            count +=1
        if num == len(string):
            a = chr(ord(a)+32)
    if a.islower():
        if a == i:
            count +=1
        if num == len(string):
            a = chr(ord(a)-32)

for i in string:
    if a == i:
        count +=1
print(count)