1 files changed, 40 insertions, 0 deletions
diff --git a/2ndary/09/TP-HN-2014/cau3.c b/2ndary/09/TP-HN-2014/cau3.c
new file mode 100644
index 0000000..cbb2ce4
--- /dev/null
+++ b/2ndary/09/TP-HN-2014/cau3.c
@@ -0,0 +1,40 @@
+#include <stdio.h>
+#include <string.h>
+
+char ispalin(char *s, unsigned char len)
+{
+	unsigned char i, j;
+	for (i = 0; i < (len + 1) / 2; i++)
+		if (s[i] != s[len - i - 1])
+			return 0;
+	return 1;
+}
+
+unsigned char maxpalin(char s[256])
+{
+	unsigned char i, j, k, len = strlen(s);
+	for (i = len - 1; i; i--)
+		for (j = 0; j + i <= len; j++)
+			if (ispalin(s + j, i))
+				return i;
+}
+
+int main()
+{
+	FILE *f = fopen("CAU3.INP", "r");
+	char s[256];
+	fscanf(f, "%s\n", s);
+	fclose(f);
+
+	unsigned char i, count[128] = {};
+	for (i = 0; i < strlen(s); count[s[i++]]++);
+	for (i = 1; i < 128; i++)
+		if (count[i])
+			(*count)++;
+
+	f = fopen("CAU3.OUT", "w");
+	fprintf(f, "%hhd\n%hhd\n", *count, maxpalin(s));
+	fclose(f);
+
+	return 0;
+}