промежутое

programm8.py

@@ -0,0 +1,28 @@
+f = open('INPUT.TXT')
+line = f.readline().strip().split()
+f.close()
+
+start = line[0]
+end = line[1]
+
+start_col = ord(start[0]) - ord('a')
+start_row = int(start[1]) - 1
+
+end_col = ord(end[0]) - ord('a')
+end_row = int(end[1]) - 1
+
+can_reach = False
+
+if end_row > start_row:
+    diff_row = end_row - start_row
+    diff_col = abs(end_col - start_col)
+    
+    if diff_row == diff_col:
+        can_reach = True
+
+f = open('OUTPUT.TXT', 'w')
+if can_reach:
+    f.write('YES')
+else:
+    f.write('NO')
+f.close()