Language: C++

#include<iostream>
using namespace std;
int main()
{
	int count[4][3][10];
	for (int i = 0; i < 4; i++)
	{
		for (int j = 0; j < 3; j++)
		{
			for (int k = 0; k < 10; k++)
			{
				count[i][j][k] = 0;
			}
		}
	}
	int n, b, f, r, v;
	cin >> n;
	for (int i = 0; i < n; i++)
	{
		cin >> b >> f >> r >> v;
		count[b - 1][f - 1][r - 1] = count[b - 1][f - 1][r - 1] + v;
	}
	for (int i = 0; i < 4; i++)
	{
		for (int j = 0; j < 3; j++)
		{
			for (int k = 0; k < 10; k++)
			{
				if (k == 9)cout <<" "<< count[i][j][k] << endl;
				else cout <<" "<< count[i][j][k] ;
				if (k == 9 && j == 2)
				{
					if (i < 3)cout << "####################" << endl;
				}
			}
		}
	}
	


	return 0;
???????????????

Compiler output:
a.cc: In function 'int main()':
a.cc:42:1: error: expected primary-expression before '?' token
   42 | ???????????????
      | ^
a.cc:42:2: error: expected primary-expression before '?' token
   42 | ???????????????
      |  ^
a.cc:42:3: error: expected primary-expression before '?' token
   42 | ???????????????
      |   ^
a.cc:42:4: error: expected primary-expression before '?' token
   42 | ???????????????
      |    ^
a.cc:42:5: error: expected primary-expression before '?' token
   42 | ???????????????
      |     ^
a.cc:42:6: error: expected primary-expression before '?' token
   42 | ???????????????
      |      ^
a.cc:42:7: error: expected primary-expression before '?' token
   42 | ???????????????
      |       ^
a.cc:42:8: error: expected primary-expression before '?' token
   42 | ???????????????
      |        ^
a.cc:42:9: error: expected primary-expression before '?' token
   42 | ???????????????
      |         ^
a.cc:42:10: error: expected primary-expression before '?' token
   42 | ???????????????
      |          ^
a.cc:42:11: error: expected primary-expression before '?' token
   42 | ???????????????
      |           ^
a.cc:42:12: error: expected primary-expression before '?' token
   42 | ???????????????
      |            ^
a.cc:42:13: error: expected primary-expression before '?' token
   42 | ???????????????
      |             ^
a.cc:42:14: error: expected primary-expression before '?' token
   42 | ???????????????
      |              ^
a.cc:42:15: error: expected primary-expression before '?' token
   42 | ???????????????
      |               ^
a.cc:42:16: error: expected primary-expression at end of input
   42 | ???????????????
      |                ^
a.cc:42:16: error: expected ':' at end of input
   42 | ???????????????
      |                ^
      |                :
a.cc:42:16: error: expected primary-expression at end of input
a.cc:42:16: error: expected ':' at end of input
   42 | ???????????????
      |                ^
      |                :
a.cc:42:16: error: expected primary-expression at end of input
a.cc:42:16: error: expected ':' at end of input
   42 | ???????????????
      |                ^
      |                :
a.cc:42:16: error: expected primary-expression at end of input
a.cc:42:16: error: expected ':' at end of input
   42 | ???????????????
      |                ^
      |                :
a.cc:42:16: error: expected primary-expression at end of input
a.cc:42:16: error: expected ':' at end of input
   42 | ???????????????
      |                ^
      |                :
a.cc:42:16: error: expected primary-expression at end of input
a.cc:42:16: error: expected ':' at end of input
   42 | ???????????????
      |                ^
      |                :
a.cc:42:16: error: expected primary-expression at end of input
a.cc:42:16: error: expected ':' at end of input
   42 | ???????????????
      |                ^
      |                :
a.cc:42:16: error: expected primary-expression at end of input
a.cc:42:16: error: expected ':' at end of input
   42 | ???????????????
      |                ^
      |                :
a.cc:42:16: error: expected primary-expression at end of input
a.cc:42:16: error: expected ':' at end of input
   42 | ???????????????
      |                ^
      |                :
a.cc:42:16: error: expected primary-expression at end of input
a.cc:42:16: error: expected ':' at end of input
   42 | ???????????????
      |                ^
      |                :
a.cc:42:16: error: expected primary-expression at end of input
a.cc:42:16: error: expected ':' at end of input
   42 | ???????????????
      |                ^
      |                :
a.cc:42:16: error: expected primary-expression at end of input
a.cc:42:16: error: expected ':' at end of input
   42 | ???????????????
      |                ^
      |                :
a.cc:42:16: error: expected primary-expression at end of input
a.cc:42:16: error: expected ':' at end of input
   42 | ???????????????
      |                ^
      |                :
a.cc:42:16: error: expected primary-expression at end of input
a.cc:42:16: error: expected ':' at end of input
   42 | ???????????????
      |                ^
      |                :
a.cc:42:16: error: expected primary-expression at end of input
a.cc:42:16: error: expected ':' at end of input
   42 | ???????????????
      |                ^
      |                :
a.cc:42:16: error: expected primary-expression at end of input
a.cc:42:16: error: expected '}' at end of input
a.cc:4:1: note: to match this '{'
    4 | {
      | ^