err

./Main.c: In function ‘main’:
./Main.c:2:20: error: expected ‘,’ or ‘;’ before ‘for’
    2 | #define rep(i,r,l) for(int (i) =(r);  (i) < (int)(l);(i)++)
      |                    ^~~
./Main.c:25:3: note: in expansion of macro ‘rep’
   25 |   rep(i,1,h-2){
      |   ^~~
./Main.c:25:7: error: ‘i’ undeclared (first use in this function)
   25 |   rep(i,1,h-2){
      |       ^
./Main.c:2:40: note: in definition of macro ‘rep’
    2 | #define rep(i,r,l) for(int (i) =(r);  (i) < (int)(l);(i)++)
      |                                        ^
./Main.c:25:7: note: each undeclared identifier is reported only once for each function it appears in
   25 |   rep(i,1,h-2){
      |       ^
./Main.c:2:40: note: in definition of macro ‘rep’
    2 | #define rep(i,r,l) for(int (i) =(r);  (i) < (int)(l);(i)++)
      |                                        ^
./Main.c:2:59: error: expected ‘;’ before ‘)’ token
    2 | #define rep(i,r,l) for(int (i) =(r);  (i) < (int)(l);(i)++)
      |                                                           ^
./Main.c:25:3: note: in expansion of macro ‘rep’
   25 |   rep(i,1,h-2){
      |   ^~~
./Main.c:2:59: error: expected statement before ‘)’ token
    2 | #define rep(i,r,l) for(int (i) =(r);  (i) < (int)(l);(i)++)
      |                                                           ^
./Main.c:25:3: note: in expansion of macro ‘rep’
   25 |   rep(i,1,h-2){
      |   ^~~
./Main.c:5:3: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
    5 |   scanf("%d %d", &h, &w);
      |   ^~~~~~~~~~~~~~~~~~~~~~