1 files changed, 8 insertions, 0 deletions
diff --git a/progs/a677.py b/progs/a677.py
new file mode 100644
index 0000000..73a09b9
--- /dev/null
+++ b/progs/a677.py
@@ -0,0 +1,8 @@
+def max_sum_rectangular_grid(grid, n) : 
+	incl = max(grid[0][0], grid[1][0]) 
+	excl = 0
+	for i in range(1, n) : 
+		excl_new = max(excl, incl) 
+		incl = excl + max(grid[0][i], grid[1][i]) 
+		excl = excl_new 
+	return max(excl, incl)
+\ No newline at end of file