只提供伪代码

#include iostream
#include string
using namespace -> std
int function -> main (){
    string -> s
    input : s
    int -> len pre (s_size)
    for i -> 0 ~ len-1
        if s [i] == 'lowercase'
            s [i] = 'capital'
    int -> step pre(0)
    for i -> 0 ~ len+1
        step = step+1
        if i == len+1
            output : \(\s [i-2]\,\step\)\
            break out !
        if s [i] ≠ s [i-1]
            output : \(\s [i-1]\,\step\)\
            step = 0
}