class Solution {
    public int minimumPushes(String word) {
        int length=word.length();
        int rep=length/8;
        int rem=length%8;
        int sum=0;
        if(length<=8)
        return length;
        else
        for(int i=1;i<=rep;i++){
            sum=sum+(8*i);
        }
        return sum+rem*(rep+1);
    }
}