A + B Problem II 我的运行都没什么问题，为什么就是说我wa 啊

A + B Problem II 我的运行都没什么问题，为什么就是说我wa 啊

我试过了，Accepted。是不是提交时的环境错了？再试试吧。

The new trend being made popular by celebrities involves working out and running with funky, rubber glove "shoes" on. Barefoot running shoes by vibram five fingers are shoes meant to reproduce how it feels like to run without shoes,five finger, but still protect your feet. The Italian company that makes Vibram FiveFingers sells out constantly,fivefingers vibram, due to the high demand. For good cardiac health, strong bones and muscles, and simply good health, running has been a sport of choice. Vibram Five Fingers shoes provide the feelings of walking barefoot while still keeping the feet protected.The innovatory design of Vibram FiveFingers shoes is based on the bare human foot that basically conforms to the shape of foot. It gives unmatched flexibility, comfort, and balance to human foot. The shoes fit in foot as a sock-like glove with toes. In addition to the comfort factor, they may offer other health benefits. Vibram's FiveFingers shoe-gloves have stretchy synthetic uppers and thin rubber soles,five fingers, promoting better foot health and stimulating the muscles in the feet and lower legs for greater balance, agility and strength. These shoes are marketed as the first footwear to offer "the sensation of going barefoot with the protection and security of a sole".Because may let a toe more free migration, the five finger shoes are unable the way which us with the earth by one traditional shoe provides continually in the same place. You have the light foot's feeling completely, with the ground contacting,Vibram five fingers shoes, let your more comfortable, healthy walk so really the world. The five fingers shoes may stimulate the sole muscle, the promotion blood circulation, but can also improve the sphere of action. The user gave this model of unusual shoe to be very high in abundance appraises,five fingers shoes, said that the equilibrium sense strengthened, let them becomes more nimble, the skill was vigorous, also improved imperceptibly has walked the posture. the this model of five fingers shoes foot heel and the instep hook link closing device lets the user feel is very comfortable, has not restricted the feeling completely. The shoe sole surface is a light anti-attrition gathers the amide material, more wear-resisting solid, both are comfortable, and can dry fast.The five fingers running shoes rubber sole grasps attaches the strength to be very good, the toe may the nimble free independent activity, be suitable for each kind of terrain.Vibram Five Fingers Shoes are available in variety of designs and you can select from these designs to cover the wide range of activities that you would rather do barefoot; everything from fitness training and yoga, to running and trekking, to kayaking and sailing. People who buy vibram five fingers shoes can find different ways of advantage. Obviously, the barefooting revolution is alive and well while wearing Vibram Five Fingers Shoes.追问请问你在说什么？

考虑输出格式，回车之类的问题。