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q13, q14, q15, q16 を解答 #31

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ghost wants to merge 9 commits into nut-jnlp:inaoka from unknown repository

chap02/q15.py

-Original file line number
+Diff line change
@@ -0,0 +1,13 @@
+    # coding:utf-8
+    import sys
+    from collections import deque
+    args = sys.argv
+    n = int(args[1])
+    path = args[2]
+    with open(path, "r") as fin:
+        print(*deque(fin, n), sep="", end="")
+    # python q15.py 4 col1.txt
+    # tail -n 4 col1.txt