diff --git a/2.cpp b/2.cpp
index 9eed732..5eca909 100644
--- a/2.cpp
+++ b/2.cpp
@@ -10,12 +10,25 @@ typedef int Matrix[c_kM][c_kM];
 
 int min_from_top_sector(Matrix& m)
 {
+	int l = 0, r = c_kM - 1;
+	int min = m[0][0];
+	
+	int j = 0;
+	while (l <= r) {
+		for (int i = l; i <= r; i++)
+			if (m[i][j] < min) min = m[i][j];
+		l++; r--;
+		j++;
+	}
 
+	return min;
 }
 
 int _tmain(int argc, _TCHAR* argv[])
 {
 	Matrix matrix;
+	
+	// matrix initialization
 
 	std::cout << min_from_top_sector(matrix) << std::endl;