int main(int argc, char* argv[])

{

char s[256] = {0};

char prevChar = {0};

std::cin >> s;

int len = strlen(s);

prevChar = s[0];

int count = 1;

for (int i = 1; i < len+1; i++)

{

 if (s[i] == prevChar) {

  count++;

 } else {

  printf("%d %c\n", count, prevChar);

  count = 1;

  prevChar = s[i];

 }

}

return 0;

}