string = "Bangladesh"

new_str = list(string)

new_str[0] = 'a'

new_str[1] = 'B'

new_str[2] = 'g'

new_str[3] = 'n'

new_str[4] = 'a'

new_str[5] = 'l'

new_str[6] = 'e'

new_str[7] = 'd'

new_str[8] = 'h'

new_str[9] = 's'

print(new_str)

new_str = ''.join(new_str)

print(new_str)


