/in/foo.c: In function 'maxyue':
/in/foo.c:32:2: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
  for(z=y;z>=0;z--)
  ^~~
/in/foo.c:34:4: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for'
    d=z;
    ^
/in/foo.c:36:9: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
         for(z=x;z>=0;z--)
         ^~~
/in/foo.c:38:4: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for'
    d=z;
    ^
/in/foo.c:30:8: warning: variable 'd' set but not used [-Wunused-but-set-variable]
  int z,d;
        ^