/in/foo.c: In function 'main':
/in/foo.c:10:20: warning: unknown escape sequence: '\040'
   if(j!=i-1) scanf("%d\ ",&a[j]);
                    ^~~~~~
/in/foo.c:13:23: warning: unknown escape sequence: '\040'
  if(a[0]>a[1]) printf("%d\ ",a[0]);
                       ^~~~~~
/in/foo.c:16:39: warning: unknown escape sequence: '\040'
   if(a[j]>a[j-1]&&a[j]>a[j+1]) printf("%d\ ",a[j]);
                                       ^~~~~~