def caps(string):
    small = string.lower()
    return small[0].upper() + small[1:]


if __name__ == "__main__":
    string = input()
    print(caps(string))

c973d89d55ded749ab9c18a3f63790b8c4758c91
<mask token>

def caps(string):
    small = string.lower()
    return small[0].upper() + small[1:]


<mask token>

def caps(string):
    small = string.lower()
    return small[0].upper() + small[1:]


if __name__ == '__main__':
    string = input()
    print(caps(string))

def caps(string):
    small = string.lower()
    return small[0].upper() + small[1:]


if __name__ == "__main__":
    string = input()
    print(caps(string))
