201803-1 跳一跳

简单模拟~。

int a[35];
int score[35];
int n;

int main()
{
    int sum=0;
    while(cin>>a[n],a[n])
    {
        if(a[n] == 1) score[n]=1;
        else if(n==0 || a[n-1] == 1) score[n]=2;
        else score[n]=score[n-1]+2;
        sum+=score[n];
        n++;
    }

    cout<<sum<<endl;
    //system("pause");
    return 0;
}