Raghav 1

code.c

#include <iostream>
#include <vector>
using namespace std;

int main() {
    int N;
    cin >> N;

    vector state(N);
    vector distance(N);

    for (int i = 0; i < N; i++) {
        cin >> state[i];
    }

    for (int i = 0; i < N; i++) {
        cin >> distance[i];
    }

    int cableLength = 0;
    int lastOnIndex = -1;

    for (int i = 0; i < N; i++) {
        if (state[i] == 1) {
            if (lastOnIndex != -1) {
                cableLength += distance[i] - distance[lastOnIndex];
            }
            lastOnIndex = i;
        }
    }

    cout << cableLength << endl;

    return 0;
}
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