/in/foo.c: In function 'main':
/in/foo.c:8:9: warning: comparisons like 'X<=Y<=Z' do not have their mathematical meaning [-Wparentheses]
     if(a>b>c)
        ~^~
/in/foo.c:12:6: warning: comparisons like 'X<=Y<=Z' do not have their mathematical meaning [-Wparentheses]
  if(a>c>b)
     ~^~
/in/foo.c:17:6: warning: comparisons like 'X<=Y<=Z' do not have their mathematical meaning [-Wparentheses]
  if(b>a>c)
     ~^~
/in/foo.c:21:6: warning: comparisons like 'X<=Y<=Z' do not have their mathematical meaning [-Wparentheses]
  if(b>c>a)
     ~^~
/in/foo.c:25:6: warning: comparisons like 'X<=Y<=Z' do not have their mathematical meaning [-Wparentheses]
  if(c>a>b)
     ~^~
/in/foo.c:29:6: warning: comparisons like 'X<=Y<=Z' do not have their mathematical meaning [-Wparentheses]
  if(c>b>a)
     ~^~
/in/foo.c:33:3: warning: 'max' may be used uninitialized in this function [-Wmaybe-uninitialized]
   printf("%d/n,%d/n",mid,max);
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/in/foo.c:33:3: warning: 'mid' may be used uninitialized in this function [-Wmaybe-uninitialized]