Language: C++

#include <stdio.h>


int main(void)
{
	int h;
	int w;

	while(1){

	scanf ("%d %d", &h,&w);

	if(w>300)
		break;
	if(h<1)
		break;
		
	for(int i = 0;i < h; i++){
		for(int k = 0;k< (w-1); k++){
			printf("#");
		}
		printf("#\n");
		}
????????????????????????printf("\n");

	if(h&&w==0)
		break;
	}
???????????????
	return 0;

}

Compiler output:
a.cc: In function 'int main()':
a.cc:24:1: error: expected primary-expression before '?' token
   24 | ????????????????????????printf("\n");
      | ^
a.cc:24:2: error: expected primary-expression before '?' token
   24 | ????????????????????????printf("\n");
      |  ^
a.cc:24:3: error: expected primary-expression before '?' token
   24 | ????????????????????????printf("\n");
      |   ^
a.cc:24:4: error: expected primary-expression before '?' token
   24 | ????????????????????????printf("\n");
      |    ^
a.cc:24:5: error: expected primary-expression before '?' token
   24 | ????????????????????????printf("\n");
      |     ^
a.cc:24:6: error: expected primary-expression before '?' token
   24 | ????????????????????????printf("\n");
      |      ^
a.cc:24:7: error: expected primary-expression before '?' token
   24 | ????????????????????????printf("\n");
      |       ^
a.cc:24:8: error: expected primary-expression before '?' token
   24 | ????????????????????????printf("\n");
      |        ^
a.cc:24:9: error: expected primary-expression before '?' token
   24 | ????????????????????????printf("\n");
      |         ^
a.cc:24:10: error: expected primary-expression before '?' token
   24 | ????????????????????????printf("\n");
      |          ^
a.cc:24:11: error: expected primary-expression before '?' token
   24 | ????????????????????????printf("\n");
      |           ^
a.cc:24:12: error: expected primary-expression before '?' token
   24 | ????????????????????????printf("\n");
      |            ^
a.cc:24:13: error: expected primary-expression before '?' token
   24 | ????????????????????????printf("\n");
      |             ^
a.cc:24:14: error: expected primary-expression before '?' token
   24 | ????????????????????????printf("\n");
      |              ^
a.cc:24:15: error: expected primary-expression before '?' token
   24 | ????????????????????????printf("\n");
      |               ^
a.cc:24:16: error: expected primary-expression before '?' token
   24 | ????????????????????????printf("\n");
      |                ^
a.cc:24:17: error: expected primary-expression before '?' token
   24 | ????????????????????????printf("\n");
      |                 ^
a.cc:24:18: error: expected primary-expression before '?' token
   24 | ????????????????????????printf("\n");
      |                  ^
a.cc:24:19: error: expected primary-expression before '?' token
   24 | ????????????????????????printf("\n");
      |                   ^
a.cc:24:20: error: expected primary-expression before '?' token
   24 | ????????????????????????printf("\n");
      |                    ^
a.cc:24:21: error: expected primary-expression before '?' token
   24 | ????????????????????????printf("\n");
      |                     ^
a.cc:24:22: error: expected primary-expression before '?' token
   24 | ????????????????????????printf("\n");
      |                      ^
a.cc:24:23: error: expected primary-expression before '?' token
   24 | ????????????????????????printf("\n");
      |                       ^
a.cc:24:24: error: expected primary-expression before '?' token
   24 | ????????????????????????printf("\n");
      |                        ^
a.cc:24:37: error: expected ':' before ';' token
   24 | ????????????????????????printf("\n");
      |                                     ^
      |                                     :
a.cc:24:37: error: expected primary-expression before ';' token
a.cc:24:37: error: expected ':' before ';' token
   24 | ????????????????????????printf("\n");
      |                                     ^
      |                                     :
a.cc:24:37: error: expected primary-expression before ';' token
a.cc:24:37: error: expected ':' before ';' token
   24 | ????????????????????????printf("\n");
      |                                     ^
      |                                     :
a.cc:24:37: error: expected primary-expression before ';' token
a.cc:24:37: error: expected ':' before ';' token
   24 | ????????????????????????printf("\n");
      |                                     ^
      |                                     :
a.cc:24:37: error: expected primary-expression before ';' token
a.cc:24:37: error: expected ':' before ';' token
   24 | ????????????????????????printf("\n");
      |                                     ^
      |                                     :
a.cc:24:37: error: expected primary-expression before ';' token
a.cc:24:37: error: expected ':' before ';' token
   24 | ????????????????????????printf("\n");
      |                                     ^
      |                                     :
a.cc:24:37: error: expected primary-expression before ';' token
a.cc:24:37: error: expected ':' before ';' token
   24 | ????????????????????????printf("\n");
      |                                     ^
      |                                     :
a.cc:24:37: error: expected primary-expression before ';' token
a.cc:24:37: error: expected ':' before ';' token
   24 | ????????????????????????printf("\n");
      |                                     ^
      |                                     :
a.cc:24:37: error: expected primary-expression before ';' token
a.cc:24:37: error: expected ':' before ';' token
   24 | ????????????????????????printf("\n");
      |                                     ^
      |                                     :
a.cc:24:37: error: expected primary-expression before ';' token
a.cc:24:37: error: expected ':' before ';' token
   24 | ????????????????????????printf("\n");
      |                                     ^
      |                                     :
a.cc:24:37: error: expected primary-expression before ';' token
a.cc:24:37: error: expected ':' before ';' token
   24 | ????????????????????????printf("\n");
      |                                     ^
      |                                     :
a.cc:24:37: error: expected primary-expression before ';' token
a.cc:24:37: error: expected ':' before ';' token
   24 | ????????????????????????printf("\n");
      |                                     ^
      |                                     :
a.cc:24:37: error: expected primary-expression before ';' token
a.cc:24:37: error: expected ':' before ';' token
   24 | ????????????????????????printf("\n");
      |                                     ^
      |                                     :
a.cc:24:37: error: expected primary-expression before ';' token
a.cc:24:37: error: expected ':' before ';' token
   24 | ????????????????????????printf("\n");
      |                                     ^
      |                                     :
a.cc:24:37: error: expected primary-expression before ';' token
a.cc:24:37: error: expected ':' before ';' token
   24 | ????????????????????????printf("\n");
      |                                     ^
      |                                     :
a.cc:24:37: error: expected primary-expression before ';' token
a.cc:24:37: error: expected ':' before ';' token
   24 | ????????????????????????printf("\n");
      |                                     ^
      |                                     :
a.cc:24:37: error: expected primary-expression before ';' token
a.cc:24:37: error: expected ':' before ';' token
   24 | ????????????????????????printf("\n");
      |                                     ^
      |                                     :
a.cc:24:37: error: expected primary-expression before ';' token
a.cc:24:37: error: expected ':' before ';' token
   24 | ????????????????????????printf("\n");
      |                                     ^
      |                                     :
a.cc:24:37: error: expected primary-expression before ';' token
a.cc:24:37: error: expected ':' before ';' token
   24 | ????????????????????????printf("\n");
      |                                     ^
      |                                     :
a.cc:24:37: error: expected primary-expression before ';' token
a.cc:24:37: error: expected ':' before ';' token
   24 | ????????????????????????printf("\n");
      |                                     ^
      |                                     :
a.cc:24:37: error: expected primary-expression before ';' token
a.cc:24:37: error: expected ':' before ';' token
   24 | ????????????????????????printf("\n");
      |                                     ^
      |                                     :
a.cc:24:37: error: expected primary-expression before ';' token
a.cc:24:37: error: expected ':' before ';' token
   24 | ????????????????????????printf("\n");
      |                                     ^
      |                                     :
a.cc:24:37: error: expected primary-expression before ';' token
a.cc:24:37: error: expected ':' before ';' token
   24 | ????????????????????????printf("\n");
      |                                     ^
      |                                     :
a.cc:24:37: error: expected primary-expression before ';' token
a.cc:24:37: error: expected ':' before ';' token
   24 | ????????????????????????printf("\n");
      |                                     ^
      |                                     :
a.cc:24:37: error: expected primary-expression before ';' token
a.cc:29:1: error: expected primary-expression before '?' token
   29 | ???????????????
      | ^
a.cc:29:2: error: expected primary-expression before '?' token
   29 | ???????????????
      |  ^
a.cc:29:3: error: expected primary-expression before '?' token
   29 | ???????????????
      |   ^
a.cc:29:4: error: expected primary-expression before '?' token
   29 | ???????????????
      |    ^
a.cc:29:5: error: expected primary-expression before '?' token
   29 | ???????????????
      |     ^
a.cc:29:6: error: expected primary-expression before '?' token
   29 | ???????????????
      |      ^
a.cc:29:7: error: expected primary-expression before '?' token
   29 | ???????????????
      |       ^
a.cc:29:8: error: expected primary-expression before '?' token
   29 | ???????????????
      |        ^
a.cc:29:9: error: expected primary-expression before '?' token
   29 | ???????????????
      |         ^
a.cc:29:10: error: expected primary-expression before '?' token
   29 | ???????????????
      |          ^
a.cc:29:11: error: exp