refine Sum
refine Sum

putcn/Paddle,baidu/Paddle,lcy-seso/Paddle,reyoung/Paddle,putcn/Paddle,QiJune/Paddle,PaddlePaddle/Paddle,lcy-seso/Paddle,pkuyym/Paddle,tensor-tang/Paddle,lcy-seso/Paddle,Canpio/Paddle,pkuyym/Paddle,PaddlePaddle/Paddle,pkuyym/Paddle,baidu/Paddle,putcn/Paddle,Canpio/Paddle,PaddlePaddle/Paddle,chengduoZH/Paddle,reyoung/Paddle,luotao1/Paddle,lcy-seso/Paddle,baidu/Paddle,reyoung/Paddle,PaddlePaddle/Paddle,PaddlePaddle/Paddle,reyoung/Paddle,chengduoZH/Paddle,luotao1/Paddle,Canpio/Paddle,QiJune/Paddle,luotao1/Paddle,jacquesqiao/Paddle,QiJune/Paddle,chengduoZH/Paddle,reyoung/Paddle,jacquesqiao/Paddle,QiJune/Paddle,luotao1/Paddle,luotao1/Paddle,baidu/Paddle,baidu/Paddle,Canpio/Paddle,PaddlePaddle/Paddle,pkuyym/Paddle,tensor-tang/Paddle,lcy-seso/Paddle,PaddlePaddle/Paddle,Canpio/Paddle,pkuyym/Paddle,QiJune/Paddle,chengduoZH/Paddle,putcn/Paddle,pkuyym/Paddle,reyoung/Paddle,chengduoZH/Paddle,luotao1/Paddle,jacquesqiao/Paddle,lcy-seso/Paddle,putcn/Paddle,Canpio/Paddle,jacquesqiao/Paddle,jacquesqiao/Paddle,tensor-tang/Paddle,QiJune/Paddle,putcn/Paddle,luotao1/Paddle,Canpio/Paddle,jacquesqiao/Paddle,Canpio/Paddle,tensor-tang/Paddle,tensor-tang/Paddle