1 files changed, 29 insertions, 0 deletions
diff --git a/2ndary/THT/B/QG-2014/giaodiem.c b/2ndary/THT/B/QG-2014/giaodiem.c
new file mode 100644
index 0000000..78ca9b2
--- /dev/null
+++ b/2ndary/THT/B/QG-2014/giaodiem.c
@@ -0,0 +1,29 @@
+#include <stdio.h>
+
+const long long TESTS[] = {4, 7, 10, 11, 7777, 8888888, 1234567890, 9999999999,
+                           12345678912345, 2014201420142014};
+
+int main()
+{
+	char i, j, k, divisor;
+	long long n, p;
+	FILE *f = fopen("GIAODIEM.TXT", "w");
+
+	for (i = 0; i < 10; i++) {
+		divisor = 24;
+		p = 1;
+		for (j = 0; j < 4; j++) {
+			n = TESTS[i] - j;
+			for (k = 2; k < 4; k++) {
+				while (!(n % k + divisor % k)) {
+					n /= k;
+					divisor /= k;
+				}
+			}
+			p *= n % 2014;
+		}
+		fprintf(f, "%d\n", p % 2014);
+	}
+	fclose(f);
+	return 0;
+}