[doc] Fix link to C++ example (#4320)
[doc] Fix link to C++ example (#4320)


hpi-xnor/BMXNet,Prasad9/incubator-mxnet,jennyzhang0215/incubator-mxnet,kkk669/mxnet,danithaca/mxnet,kevinthesun/mxnet,hotpxl/mxnet,EvanzzzZ/mxnet,lxn2/mxnet,smolix/incubator-mxnet,lxn2/mxnet,CodingCat/mxnet,luoyetx/mxnet,Guneet-Dhillon/mxnet,jermainewang/mxnet,jiajiechen/mxnet,LinkHS/incubator-mxnet,eric-haibin-lin/mxnet,leezu/mxnet,smolix/incubator-mxnet,EvanzzzZ/mxnet,indhub/mxnet,rahul003/mxnet,Mega-DatA-Lab/mxnet,ShownX/incubator-mxnet,crazy-cat/incubator-mxnet,hesseltuinhof/mxnet,jennyzhang0215/incubator-mxnet,hotpxl/mxnet,Northrend/mxnet,Ldpe2G/mxnet,EvanzzzZ/mxnet,crazy-cat/incubator-mxnet,lxn2/mxnet,yajiedesign/mxnet,Northrend/mxnet,arikpoz/mxnet,formath/mxnet,EvanzzzZ/mxnet,Prasad9/incubator-mxnet,nicklhy/mxnet,jamesliu/mxnet,hotpxl/mxnet,nicklhy/mxnet,EvanzzzZ/mxnet,DR08/mxnet,crazy-cat/incubator-mxnet,antoan2/incubator-mxnet,apaleyes/mxnet,szha/mxnet,piiswrong/mxnet,TuSimple/mxnet,antoan2/incubator-mxnet,luoyetx/mxnet,jennyzhang0215/incubator-mxnet,reminisce/mxnet,pluskid/mxnet,xcgoner/dist-mxnet,rishita/mxnet,rishita/mxnet,weleen/mxnet,navrasio/mxnet,piiswrong/mxnet,arikpoz/mxnet,Guneet-Dhillon/mxnet,solin319/incubator-mxnet,rahul003/mxnet,danithaca/mxnet,tlby/mxnet,DR08/mxnet,indhub/mxnet,CodingCat/mxnet,tornadomeet/mxnet,formath/mxnet,yajiedesign/mxnet,Mega-DatA-Lab/mxnet,stefanhenneking/mxnet,jamesliu/mxnet,lxn2/mxnet,DR08/mxnet,rahul003/mxnet,ykim362/mxnet,yuruofeifei/mxnet,fullfanta/mxnet,kevinthesun/mxnet,gautamkmr/incubator-mxnet,leezu/mxnet,szha/mxnet,Mega-DatA-Lab/mxnet,tlby/mxnet,fullfanta/mxnet,crazy-cat/incubator-mxnet,TuSimple/mxnet,Guneet-Dhillon/mxnet,coder-james/mxnet,CodingCat/mxnet,xcgoner/dist-mxnet,navrasio/mxnet,madjam/mxnet,saurabh3949/mxnet,LinkHS/incubator-mxnet,solin319/incubator-mxnet,fullfanta/mxnet,thirdwing/mxnet,leezu/mxnet,arank/mxnet,tlby/mxnet,sxjscience/mxnet,arank/mxnet,DickJC123/mxnet,navrasio/mxnet,ykim362/mxnet,Prasad9/incubator-mxnet,madjam/mxnet,kevinthesun/mxnet,pluskid/mxnet,pluskid/mxnet,ShownX/incubator-mxnet,dmlc/mxnet,madjam/mxnet,hesseltuinhof/mxnet,smolix/incubator-mxnet,leezu/mxnet,stefanhenneking/mxnet,apaleyes/mxnet,likelyzhao/mxnet,jennyzhang0215/incubator-mxnet,reminisce/mxnet,jiajiechen/mxnet,smolix/incubator-mxnet,vikingMei/mxnet,apache/incubator-mxnet,weleen/mxnet,DR08/mxnet,dmlc/mxnet,Ldpe2G/mxnet,ykim362/mxnet,luoyetx/mxnet,indhub/mxnet,xcgoner/dist-mxnet,navrasio/mxnet,mbaijal/incubator-mxnet,ptrendx/mxnet,yuruofeifei/mxnet,madjam/mxnet,saurabh3949/mxnet,wangyum/mxnet,Northrend/mxnet,precedenceguo/mxnet,crazy-cat/incubator-mxnet,DR08/mxnet,ForkedReposBak/mxnet,reminisce/mxnet,fullfanta/mxnet,jiajiechen/mxnet,reminisce/mxnet,Ldpe2G/mxnet,stefanhenneking/mxnet,arikpoz/mxnet,sergeykolychev/mxnet,Guneet-Dhillon/mxnet,formath/mxnet,zhreshold/mxnet,luoyetx/mxnet,ShownX/incubator-mxnet,larroy/mxnet,indhub/mxnet,tornadomeet/mxnet,Guneet-Dhillon/mxnet,ptrendx/mxnet,xcgoner/dist-mxnet,gautamkmr/incubator-mxnet,Prasad9/incubator-mxnet,madjam/mxnet,Northrend/mxnet,ykim362/mxnet,likelyzhao/mxnet,yuruofeifei/mxnet,mbaijal/incubator-mxnet,apache/incubator-mxnet,solin319/incubator-mxnet,kkk669/mxnet,ZihengJiang/mxnet,sxjscience/mxnet,dmlc/mxnet,jamesliu/mxnet,jermainewang/mxnet,kevinthesun/mxnet,LinkHS/incubator-mxnet,crazy-cat/incubator-mxnet,ShownX/incubator-mxnet,saurabh3949/mxnet,rishita/mxnet,vikingMei/mxnet,tlby/mxnet,pluskid/mxnet,Mega-DatA-Lab/mxnet,LinkHS/incubator-mxnet,EvanzzzZ/mxnet,gautamkmr/incubator-mxnet,zhreshold/mxnet,hesseltuinhof/mxnet,thirdwing/mxnet,yajiedesign/mxnet,yajiedesign/mxnet,saurabh3949/mxnet,kkk669/mxnet,navrasio/mxnet,apache/incubator-mxnet,ZihengJiang/mxnet,ShownX/incubator-mxnet,tlby/mxnet,indhub/mxnet,weleen/mxnet,weleen/mxnet,likelyzhao/mxnet,sergeykolychev/mxnet,apaleyes/mxnet,stefanhenneking/mxnet,lxn2/mxnet,weleen/mxnet,saurabh3949/mxnet,zhreshold/mxnet,lxn2/mxnet,indhub/mxnet,thirdwing/mxnet,xcgoner/dist-mxnet,navrasio/mxnet,zhreshold/mxnet,szha/mxnet,jiajiechen/mxnet,saurabh3949/mxnet,hpi-xnor/BMXNet,dmlc/mxnet,rishita/mxnet,hpi-xnor/BMXNet,weleen/mxnet,rishita/mxnet,sergeykolychev/mxnet,rishita/mxnet,sxjscience/mxnet,sergeykolychev/mxnet,LinkHS/incubator-mxnet,wangyum/mxnet,luoyetx/mxnet,kevinthesun/mxnet,danithaca/mxnet,tlby/mxnet,rahul003/mxnet,larroy/mxnet,precedenceguo/mxnet,wangyum/mxnet,kkk669/mxnet,larroy/mxnet,kevinthesun/mxnet,Prasad9/incubator-mxnet,smolix/incubator-mxnet,ForkedReposBak/mxnet,antoan2/incubator-mxnet,Ldpe2G/mxnet,yajiedesign/mxnet,solin319/incubator-mxnet,ykim362/mxnet,arank/mxnet,vikingMei/mxnet,CodingCat/mxnet,gautamkmr/incubator-mxnet,gautamkmr/incubator-mxnet,Prasad9/incubator-mxnet,apaleyes/mxnet,precedenceguo/mxnet,antoan2/incubator-mxnet,TuSimple/mxnet,fullfanta/mxnet,thirdwing/mxnet,sergeykolychev/mxnet,dmlc/mxnet,hotpxl/mxnet,LinkHS/incubator-mxnet,kkk669/mxnet,jermainewang/mxnet,fullfanta/mxnet,madjam/mxnet,jennyzhang0215/incubator-mxnet,sxjscience/mxnet,madjam/mxnet,hesseltuinhof/mxnet,indhub/mxnet,yajiedesign/mxnet,Northrend/mxnet,tornadomeet/mxnet,thirdwing/mxnet,szha/mxnet,wangyum/mxnet,apaleyes/mxnet,larroy/mxnet,tornadomeet/mxnet,saurabh3949/mxnet,precedenceguo/mxnet,reminisce/mxnet,ptrendx/mxnet,hesseltuinhof/mxnet,mbaijal/incubator-mxnet,rahul003/mxnet,ForkedReposBak/mxnet,danithaca/mxnet,TuSimple/mxnet,jermainewang/mxnet,wangyum/mxnet,hpi-xnor/BMXNet,vikingMei/mxnet,sergeykolychev/mxnet,hesseltuinhof/mxnet,vikingMei/mxnet,kkk669/mxnet,arikpoz/mxnet,arikpoz/mxnet,CodingCat/mxnet,tornadomeet/mxnet,LinkHS/incubator-mxnet,jennyzhang0215/incubator-mxnet,mbaijal/incubator-mxnet,antoan2/incubator-mxnet,ZihengJiang/mxnet,EvanzzzZ/mxnet,DR08/mxnet,stefanhenneking/mxnet,xcgoner/dist-mxnet,CodingCat/mxnet,CodingCat/mxnet,crazy-cat/incubator-mxnet,gautamkmr/incubator-mxnet,wangyum/mxnet,eric-haibin-lin/mxnet,apaleyes/mxnet,yuruofeifei/mxnet,eric-haibin-lin/mxnet,pluskid/mxnet,sergeykolychev/mxnet,reminisce/mxnet,zhreshold/mxnet,jamesliu/mxnet,fullfanta/mxnet,jamesliu/mxnet,arikpoz/mxnet,navrasio/mxnet,formath/mxnet,ForkedReposBak/mxnet,nicklhy/mxnet,dmlc/mxnet,saurabh3949/mxnet,luoyetx/mxnet,Guneet-Dhillon/mxnet,Northrend/mxnet,navrasio/mxnet,leezu/mxnet,arank/mxnet,pluskid/mxnet,mbaijal/incubator-mxnet,Northrend/mxnet,ForkedReposBak/mxnet,lxn2/mxnet,yajiedesign/mxnet,mbaijal/incubator-mxnet,pluskid/mxnet,indhub/mxnet,TuSimple/mxnet,Ldpe2G/mxnet,kevinthesun/mxnet,hotpxl/mxnet,vikingMei/mxnet,leezu/mxnet,apaleyes/mxnet,TuSimple/mxnet,DR08/mxnet,reminisce/mxnet,jennyzhang0215/incubator-mxnet,tornadomeet/mxnet,rahul003/mxnet,apaleyes/mxnet,lxn2/mxnet,EvanzzzZ/mxnet,thirdwing/mxnet,ZihengJiang/mxnet,weleen/mxnet,zhreshold/mxnet,wangyum/mxnet,coder-james/mxnet,Mega-DatA-Lab/mxnet,ptrendx/mxnet,dmlc/mxnet,tlby/mxnet,DickJC123/mxnet,antoan2/incubator-mxnet,weleen/mxnet,smolix/incubator-mxnet,vikingMei/mxnet,crazy-cat/incubator-mxnet,nicklhy/mxnet,yuruofeifei/mxnet,jamesliu/mxnet,hesseltuinhof/mxnet,Mega-DatA-Lab/mxnet,coder-james/mxnet,kevinthesun/mxnet,ykim362/mxnet,Ldpe2G/mxnet,jamesliu/mxnet,larroy/mxnet,EvanzzzZ/mxnet,ptrendx/mxnet,Prasad9/incubator-mxnet,smolix/incubator-mxnet,jermainewang/mxnet,antoan2/incubator-mxnet,danithaca/mxnet,madjam/mxnet,formath/mxnet,yuruofeifei/mxnet,ZihengJiang/mxnet,Prasad9/incubator-mxnet,danithaca/mxnet,hotpxl/mxnet,ykim362/mxnet,lxn2/mxnet,piiswrong/mxnet,gautamkmr/incubator-mxnet,likelyzhao/mxnet,szha/mxnet,stefanhenneking/mxnet,likelyzhao/mxnet,sxjscience/mxnet,smolix/incubator-mxnet,reminisce/mxnet,coder-james/mxnet,Ldpe2G/mxnet,madjam/mxnet,weleen/mxnet,vikingMei/mxnet,hpi-xnor/BMXNet,DR08/mxnet,arikpoz/mxnet,Northrend/mxnet,eric-haibin-lin/mxnet,TuSimple/mxnet,likelyzhao/mxnet,DickJC123/mxnet,zhreshold/mxnet,fullfanta/mxnet,kevinthesun/mxnet,tornadomeet/mxnet,Ldpe2G/mxnet,ForkedReposBak/mxnet,antoan2/incubator-mxnet,coder-james/mxnet,rahul003/mxnet,tornadomeet/mxnet,Northrend/mxnet,precedenceguo/mxnet,pluskid/mxnet,danithaca/mxnet,solin319/incubator-mxnet,gautamkmr/incubator-mxnet,jiajiechen/mxnet,yajiedesign/mxnet,danithaca/mxnet,yuruofeifei/mxnet,eric-haibin-lin/mxnet,eric-haibin-lin/mxnet,Guneet-Dhillon/mxnet,arank/mxnet,jiajiechen/mxnet,ptrendx/mxnet,xcgoner/dist-mxnet,eric-haibin-lin/mxnet,solin319/incubator-mxnet,mbaijal/incubator-mxnet,leezu/mxnet,rishita/mxnet,ShownX/incubator-mxnet,Mega-DatA-Lab/mxnet,reminisce/mxnet,navrasio/mxnet,tornadomeet/mxnet,tlby/mxnet,rishita/mxnet,hesseltuinhof/mxnet,coder-james/mxnet,indhub/mxnet,piiswrong/mxnet,larroy/mxnet,hpi-xnor/BMXNet,jamesliu/mxnet,danithaca/mxnet,stefanhenneking/mxnet,precedenceguo/mxnet,nicklhy/mxnet,Mega-DatA-Lab/mxnet,coder-james/mxnet,likelyzhao/mxnet,arank/mxnet,TuSimple/mxnet,Guneet-Dhillon/mxnet,ForkedReposBak/mxnet,eric-haibin-lin/mxnet,rishita/mxnet,sergeykolychev/mxnet,xcgoner/dist-mxnet,jennyzhang0215/incubator-mxnet,nicklhy/mxnet,ykim362/mxnet,ptrendx/mxnet,hesseltuinhof/mxnet,hotpxl/mxnet,Prasad9/incubator-mxnet,coder-james/mxnet,yuruofeifei/mxnet,formath/mxnet,stefanhenneking/mxnet,eric-haibin-lin/mxnet,reminisce/mxnet,kkk669/mxnet,luoyetx/mxnet,CodingCat/mxnet,dmlc/mxnet,leezu/mxnet,jermainewang/mxnet,LinkHS/incubator-mxnet,yuruofeifei/mxnet,szha/mxnet,kkk669/mxnet,rahul003/mxnet,kkk669/mxnet,solin319/incubator-mxnet,arank/mxnet,likelyzhao/mxnet,stefanhenneking/mxnet,szha/mxnet,pluskid/mxnet,hotpxl/mxnet,TuSimple/mxnet,ZihengJiang/mxnet,vikingMei/mxnet,ForkedReposBak/mxnet,apaleyes/mxnet,jermainewang/mxnet,Mega-DatA-Lab/mxnet,saurabh3949/mxnet,tlby/mxnet,formath/mxnet,jiajiechen/mxnet,piiswrong/mxnet,nicklhy/mxnet,TuSimple/mxnet,rahul003/mxnet,piiswrong/mxnet,ptrendx/mxnet,ZihengJiang/mxnet,Ldpe2G/mxnet,DR08/mxnet,precedenceguo/mxnet,arank/mxnet,zhreshold/mxnet,leezu/mxnet,hpi-xnor/BMXNet,ptrendx/mxnet,jermainewang/mxnet,piiswrong/mxnet,coder-james/mxnet,piiswrong/mxnet,ShownX/incubator-mxnet,DickJC123/mxnet,thirdwing/mxnet,wangyum/mxnet,piiswrong/mxnet,tlby/mxnet,larroy/mxnet,jennyzhang0215/incubator-mxnet,yajiedesign/mxnet,sxjscience/mxnet,hotpxl/mxnet,luoyetx/mxnet,LinkHS/incubator-mxnet,jiajiechen/mxnet,jiajiechen/mxnet,solin319/incubator-mxnet,apache/incubator-mxnet,ykim362/mxnet,nicklhy/mxnet,arikpoz/mxnet,smolix/incubator-mxnet,ShownX/incubator-mxnet,formath/mxnet,sergeykolychev/mxnet,thirdwing/mxnet,thirdwing/mxnet,mbaijal/incubator-mxnet,precedenceguo/mxnet,arikpoz/mxnet,formath/mxnet,wangyum/mxnet,dmlc/mxnet,zhreshold/mxnet,gautamkmr/incubator-mxnet,Guneet-Dhillon/mxnet,ZihengJiang/mxnet,ShownX/incubator-mxnet,arank/mxnet,solin319/incubator-mxnet,ForkedReposBak/mxnet,precedenceguo/mxnet,jermainewang/mxnet,sxjscience/mxnet,xcgoner/dist-mxnet,sxjscience/mxnet,nicklhy/mxnet,hpi-xnor/BMXNet,antoan2/incubator-mxnet,ZihengJiang/mxnet,mbaijal/incubator-mxnet,ptrendx/mxnet,jamesliu/mxnet,larroy/mxnet,szha/mxnet,luoyetx/mxnet,crazy-cat/incubator-mxnet,fullfanta/mxnet,sxjscience/mxnet,likelyzhao/mxnet,larroy/mxnet,hpi-xnor/BMXNet,CodingCat/mxnet,szha/mxnet