pc2017B-WA

#include <iostream>

using namespace std;

int main() {
    int nums;
    while (cin >> nums) {
        int packets = 0;
        int last = 0;
        int bonus = 0;
        int rating;
        while (nums--) {
            cin >> rating;
            packets++;

            if (last && last != rating) {
                if (rating > last) {
                    packets++;
                    bonus = 1;
                }
                else {
                    if (!bonus){
                        packets++;
                        bonus = 0;
                    }
                }
                last = 0;
            }
            else {
                last = rating;
            }

        }
        cout << packets << endl;
    }

}