week 6

hash.c

@@ -0,0 +1,28 @@
+#include <cs50.h>
+#include <stdio.h>
+#include <string.h>
+#include <ctype.h>
+
+int hash(char *word);
+
+int main(void)
+{
+	char *word= get_string("Word: ");
+	printf("Hash value: %i\n", hash(word));
+}
+
+int hash(char *word)
+{
+	if (word == NULL || strlen(word) == 0)
+	{
+		return -1;
+	}
+	char c = word[0];
+	if (isalpha(c))
+	{
+		c = toupper(c);
+		return c -'A';
+	}
+	return -1;
+}
+