/in/foo.c: In function 'main':
/in/foo.c:6:4: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses]
  if(a<b)
    ^
/in/foo.c:14:4: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses]
  if(a>b)
    ^