#include <fstream>
#include <set>
using namespace std;

ifstream cin("curcubeu.in");
ofstream cout("curcubeu.out");

int X[1000005];
int A[1000005];
int B[1000005];
int C[1000005];
set <int> V;
int main() {
    int n, a, b, c;
    cin>>n>>a>>b>>c;
    for (int i=1; i<=n-1; i++) {
        A[i]=a;
        B[i]=b;
        C[i]=c;
        a=(a*i)%n;
        b=(b*i)%n;
        c=(c*i)%n;
        V.insert(i);
    }
    for (int i=n-1; i>=1; i--) {
        for (auto it=V.upper_bound(min(A[i], B[i])); it!=V.lower_bound(max(A[i], B[i])); it++) {
            X[*it]=C[i];
            V.erase(*it);
        }
    }
    for (int i=1; i<=n-1; i++) cout<<X[i];
}