---

signs = ["<=", "<=", ">=", "=", ">="]
x_counter = 3

for i, sign in enumerate(signs, start=1):
    if sign in ("<=", ">="):
        print(f"Ограничение {i}: x{x_counter}")
        x_counter += 1
    else:
        print(f"Ограничение {i}: без новой переменной")