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- def isIn(char, aStr):
- #print((aStr))
- m=(len(aStr)-1)//2
- #print(m,"m")
- if(len(aStr)==1):
- if(char==aStr[m]):
- #print(aStr[0],char,"in bc")
- return True
- return False
- if(char==aStr[m]):
- #print(aStr[m],m,char,"in")
- return True
- elif(char<aStr[m]):
- if(m!=0):
- return isIn(char, aStr[:m])
- else:
- if(len(aStr)!=1):
- return isIn(char, aStr[m+1])
- elif(char>aStr[m]):
- #print("c2",aStr[m+1:len(aStr)])
- return isIn(char, aStr[m+1:])
- c=input()
- s=input()
- print(bool(isIn(c,s)))
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