From 7de121c4b4ef888a0d1990c27144a7f9dd8c5f94 Mon Sep 17 00:00:00 2001
From: Raphael McSinyx <vn.mcsinyx@gmail.com>
Date: Sun, 6 Nov 2016 11:13:14 +0700
Subject: Thêm đề HSG 12 huyện Vĩnh Tường, Vĩnh Phúc
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---
 .../cau1.c"                                          | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 "12/Q-V\304\251nhT\306\260\341\273\235ng-2006/cau1.c"

(limited to '12/Q-VĩnhTường-2006/cau1.c')

diff --git "a/12/Q-V\304\251nhT\306\260\341\273\235ng-2006/cau1.c" "b/12/Q-V\304\251nhT\306\260\341\273\235ng-2006/cau1.c"
new file mode 100644
index 0000000..173e7c2
--- /dev/null
+++ "b/12/Q-V\304\251nhT\306\260\341\273\235ng-2006/cau1.c"
@@ -0,0 +1,20 @@
+#include <stdio.h>
+#include <string.h>
+
+int main()
+{
+	char b[100], i;
+	short a = 0;
+
+	scanf("%s", b);
+
+	for (i = strlen(b) - 1; i >= 0; i -= 2)
+		a += b[i] - 48;
+
+	for (i = strlen(b) - 2; i >= 0; i -= 2)
+		a += b[i] * 2 - 96;
+
+	printf("%d\n", a % 3);
+
+	return 0;
+}
-- 
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