You could possibly submit all of your distances to all your problems or it is possible to decide what types of distances go to which difficulties. e.g. you might like to deliver your going for walks distances to one obstacle and also your cycling or swimming distances to another challenge. https://econopass.com/health-and-fitness/weight-loss-tips/weight-loss-motivation/8-major-tips-to-maintain-your-weight-loss-motivation/