---

print("=" * 72)
print("Сравнение 1: Система 1 при h = 0.05 и h = 0.025")
print("=" * 72)
print(f"{'x':>8} {'y(h=0.05)':>16} {'y(h=0.025)':>16} {'|разность|':>14}")
print("-" * 72)
for xi, ya, yb in zip(x1c, y1c, y1f):
    print(f"{xi:>8.4f} {ya:>16.10f} {yb:>16.10f} {abs(ya - yb):>14.3e}")
print(f"\nε₁ ≈ {eps1:.6e}\n")


# ------------------------------------------------------------
#  Сравнение 2: Система 2 при разных шагах
# ------------------------------------------------------------
print("=" * 72)
print("Сравнение 2: Система 2 при h = 0.05 и h = 0.025")
print("=" * 72)
print(f"{'x':>8} {'y(h=0.05)':>16} {'y(h=0.025)':>16} {'|разность|':>14}")
print("-" * 72)
for xi, ya, yb in zip(x2c, y2c, x2f):
    print(f"{xi:>8.4f} {ya:>16.10f} {yb:>16.10f} {abs(ya - yb):>14.3e}")
print(f"\nε₂ ≈ {eps2:.6e}\n")