P3741 86pts求解

#include<bits/stdc++.h>
using namespace std;
int n,vk;
char s[102];
bool change=1;
int main(){
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    cout.tie(nullptr);
    cin>>n>>s;
    for(int i=0;i<n-1;i++)
        if(s[i]=='V'&&s[i+1]=='K') vk++,i++;
        else if(s[i]==s[i+1]&&change) vk++,change=0,i++;
        else continue;
    cout<<vk<<endl;
    return 0;
}