for(int r = 1; r <= rows; r++)
   {
<snip>
   for(b = 1; b <= rows; b++){
      if(best < maxsum[rows][b]) best = maxsum[rows][b];
      cout << "it works here: fourth for loop: iter:"<<b<<" ";
      }}

   for(int r = 1; r <= rows; r++)
   {
        for(b = 1; b <= rows; b++)
       { 
            if(best < maxsum[rows][b]) 
               best = maxsum[rows][b];
             cout << "it works here: fourth for loop: iter:"<<b<<" ";
        }
     }

#include <iostream>
#include <fstream>
using namespace std;
 
int main()
{
   int num, rows;
   unsigned int maxsum[200][200] = {0};
   int best = 0;
    //cout << "it works here: definitions ";
   ifstream infile("INPUT.TXT");
   ofstream outfile("OUTPUT.TXT");
    //cout << "it works here: filestreams ";
   infile >> rows;
   //cout << "it works here: infilestream rows ";
   for(int b = 0; b < 200; b++)
   {
		//maxsum[0][b] = 0;
		//cout << "it works here: first for loop: iter:" << b<<" \n";
		for(int r = 1; r < rows; r++)
		{
			//cout << "it works here: second for loop: iter:"<<r<<" ";
			//maxsum[r][0] = 0;
			for(int c = 1; c < r; c++)
			{
				//cout << "it works here: third for loop: iter:"<<c<<" ";
				infile >> num;
				// cout << num << " ";
				maxsum[r][c] = (maxsum[r-1][c-1] > maxsum[r-1][c]) ?
                        (maxsum[r-1][c-1] + num) :
                        (maxsum[r-1][c]   + num);
				// cout << maxsum[r][c] << " " << maxsum[r-1][c-1] << " " << maxsum[r-1][c] << " ";
			}
			maxsum[r][r+1] = 0;
		}
 
		for(int k = 1; k < rows; k++)
		{
			if(best < maxsum[rows][k]) 
				best = maxsum[rows][k];
			//cout << "it works here: fourth for loop: iter:"<<b<<" ";
		}
	}
	outfile << best;
	cout << "it works here: last thing\n";
	return 0;
}