n = int(input())
s = input()
for i in range(n-1):
  if s[i] == s[i+1]:
    s = s[:i] + " " + s[i+1:]
print(len(s.replace(" ", ""))) n = int(input()) n int(input()) int input() input s = input() s input() input for i in range(n-1):
  if s[i] == s[i+1]:
    s = s[:i] + " " + s[i+1:] i range(n-1) range n-1 n 1 if s[i] == s[i+1]:
    s = s[:i] + " " + s[i+1:] s[i] == s[i+1] s[i] s i s[i+1] s i+1 i 1 s = s[:i] + " " + s[i+1:] s s[:i] + " " + s[i+1:] s[:i] + " " s[:i] s :i i " " s[i+1:] s i+1: i+1 i 1 print(len(s.replace(" ", ""))) print len(s.replace(" ", "")) len s.replace(" ", "") s.replace s replace " " "" s = input() input() s s = s[:i] + " " + s[i+1:] s[:i] + " " + s[i+1:] s n = int(input()) int(input()) n
n = int(input())
s = input()
for i in range(n-1):
  if s[i] == s[i+1]:
    s = s[:i] + " " + s[i+1:]
print(len(s.replace(" ", "")))