20px求助

#include<bits/stdc++.h>
using namespace std;
int s[100010]={1};
int main(){
    char ch;
    int a,cnt=0,sum=1;
    char tch;
    cin>>tch;
    while(cin>>ch){
        if(ch!=tch){
            tch=ch;
            cnt++;}
        s[cnt]++;
        sum++;}
    cout<<sqrt(sum)<<' ';
    for(int i=0;i<=cnt;i++) cout<<s[i]<<' ';
    return 0;
}