266A - Stones on the Table in C++

266A - Stones on the Table.cpp

#include<iostream>

int main(){
    int stones_count, count=0;
    std::string stones;
    std::cin>>stones_count;
    std::cin>>stones;
    for(int i=1; i<stones_count;i++){
        if(stones[i] == stones[i-1]){
            count++;
        }
    }
    std::cout<<count;
    return 0;
}