NCPC26 initial commit

py/C.py

@@ -0,0 +1,12 @@
+ball = 1
+
+for i in range(5):
+    j = int(input())
+    k = int(input())
+
+    if j == ball:
+        ball = k
+    elif k == ball:
+        ball = j
+
+print(ball)