#include #include using namespace std; using ll = long long; const ll MOD = 1000000007; int T, A, B, C, D, E; ll arr[2][202020], *ptr[2]; int main() { cin >> T >> A >> B >> C >> D >> E; ptr[0] = arr[0]+101010; ptr[1] = arr[1]+101010; fill(arr[0], arr[0]+202020, 0); ptr[0][0] = 1; const int W = max(abs(A), max(abs(B), abs(C))); for (int j = 0; j < T; ++j) { int nj = 1-j%2, jm = j%2; fill(ptr[nj]-101010, ptr[nj]+101010, 0); const int w = W*j; for (int k = -w; k <= w; ++k) { ptr[nj][k+A] = (ptr[nj][k+A] + ptr[jm][k]) % MOD; ptr[nj][k-A] = (ptr[nj][k-A] + ptr[jm][k]) % MOD; ptr[nj][k+B] = (ptr[nj][k+B] + ptr[jm][k]) % MOD; ptr[nj][k-B] = (ptr[nj][k-B] + ptr[jm][k]) % MOD; ptr[nj][k+C] = (ptr[nj][k+C] + ptr[jm][k]) % MOD; ptr[nj][k-C] = (ptr[nj][k-C] + ptr[jm][k]) % MOD; } } ll ans = 0LL; for (int j = D; j <= E; ++j) { ans = (ans + ptr[T%2][j]) % MOD; } cout << ans << endl; return 0; }