#include"communication.h"
using namespace std;
void encode(int N, int X) {
    send(X / 2);
    int v1 = send(X % 2);
    int v2 = send(X % 2);
    send(X / 2);
}
pair<int, int> decode(int N) {
    int a = receive();
    int v1 = receive();
    int v2 = receive();
    int b = receive();
    if (v1 == v2) {
        if (v1) {
            return {1, 3};
        }
        else {
            return {2, 2};
        }
    }
    else {
        // Assume v1 is false
        int r1 = 2 * a + v2;
        if (r1 < 1 || r1 > N) {
            r1 = 1;
        }
        // Assume v2 is false
        int r2 = 2 * b + v1;
        if (r2 < 1 || r2 > N) {
            r2 = 1;
        }
        return {r1, r2};
    }
}
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