The phrase "a solution allowed" is correct and usable in written English.
It can be used in contexts where you are discussing permissible options or answers to a problem or situation.
Example: "In this case, a solution allowed is to use alternative methods to achieve the desired outcome."
Alternatives: "an acceptable solution" or "a permitted solution".
On-board processing, as a solution, allows for a good reutilization of expensive hardware resources.
A solution allowing the reversibility is to modify the ambient conditions.
A solution allowing transmission on normal connections is to reduce the data by approximating it at the cloud using forecasting.
Bump Technologies is a mobile application developer that's looking to offer a solution, allowing users to transfer their contact information simply by tapping their phones together.
Such a solution allows developers to work independently and iteratively on various project parts, because changes are discovered automatically and are propagated to suitable views inside the project.
Such a solution allows to apply robust and automated analysis for whole dataset, while only the limited areas require more efficient and expensive analysis performed by well-trained human operator.
Oh yes, wait, there is a solution: allowing more and more immigration, especially from countries with high birth rates and conservative attitudes, but apparently the Republicans aren't keen on that either.
He should realize that Jesse might have a conflicting story and, feeling unable to discern a solution, allow himself to "luxuriate" in weakly debating if he and Jesse should stop at Arby's, Wendy's, or Burger King on the way home.
This paper aims to address these difficulties and offers a solution allowing for effective screening of these notoriously difficult substrates [ 3, 4].
Retrospective consent (with full information provided at the outset) could offer a solution, allowing participants the time to negotiate consent, and evaluate the interview in retrospect.
