Bored Druid ThreadFollow

#include <iostream> 
#include <vector> 
#include <fstream> 
#include <string> 
 
using namespace std; 
 
vector< vector<int> > r(100, vector<int>(100)); 
vector<string> l(101); 
 
inline int addition(int m, int n, int o) 
{ 
	int f = m; 
	if (n > o) 
	{ 
		f += n; 
	} 
	else 
	{ 
		f += o; 
	} 
	return f; 
} 
 
int main() 
{ 
	ifstream ifs ("C:\\Users\\Kalivha\\My Documents\\triangle.txt"); 
	for (int c = 0; c <=99; c++) 
		getline(ifs, l[c]); 
	for (int c = 0; c <=99; c++) 
		for (int d = 0; d <= c; d++) 
			r[c][d] = (l[c][3*d] - '0')*10 + (l[c][3*d+1] - '0'); 
	for (int i = 98; i >= 0; i--) 
	{ 
		for (int j = 0; j <= i; j++) 
		{ 
			r[i][j] = addition(r[i][j], r[i+1][j], r[i+1][j+1]); 
		} 
	} 
	cout << r[0][0]; 
	return 0; 
}