def count(s,c) :
     
    res = 0 
    for i in range(len(s)) : 
        if (s[i] == c): 
            res = res + 1
    return res 
def count(s, c):
    i2 = 0
    for i in range(len(s)):
       
        if s[i] == c:
            i2 = i2 + 1
    return i2