/in/foo.c: In function 'main':
/in/foo.c:18:5: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
     if (local[sx+1][sy]==0)
     ^~
/in/foo.c:20:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
         flag==1;
         ^~~~
/in/foo.c:20:13: warning: statement with no effect [-Wunused-value]
         flag==1;
         ~~~~^~~
/in/foo.c:23:11: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
           if (local[sx+1][sy]==0)
           ^~
/in/foo.c:25:15: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
               flag==1;
               ^~~~
/in/foo.c:25:19: warning: statement with no effect [-Wunused-value]
               flag==1;
               ~~~~^~~
/in/foo.c:28:11: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
           if (local[sx][sy+1]==0)
           ^~
/in/foo.c:30:15: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
               flag==1;
               ^~~~
/in/foo.c:30:19: warning: statement with no effect [-Wunused-value]
               flag==1;
               ~~~~^~~
/in/foo.c:33:11: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
           if (local[sx][sy+1]==0)
           ^~
/in/foo.c:35:15: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
               flag=1;
               ^~~~
/in/foo.c:38:11: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
           if (local[sx-1][sy]==0)
           ^~
/in/foo.c:40:15: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
               flag=1;
               ^~~~
/in/foo.c:43:11: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
           if (local[sx-1][sy]==0)
           ^~
/in/foo.c:45:15: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
               flag=1;
               ^~~~
/in/foo.c:48:11: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
           if (local[sx][sy-1]==0)
           ^~
/in/foo.c:50:15: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
               flag=1;
               ^~~~
/in/foo.c:52:7: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
       if (sx-1==ex&&sy-2==ey)
       ^~
/in/foo.c:55:11: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
           flag=1;
           ^~~~