update

1 files changed, 11 insertions, 0 deletions

diff --git a/Computer_Science/leetcode/17-letter_combinations_of_a_phone_number.c~ b/Computer_Science/leetcode/17-letter_combinations_of_a_phone_number.c~
new file mode 100644
index 0000000..d31867b
--- /dev/null
+++ b/Computer_Science/leetcode/17-letter_combinations_of_a_phone_number.c~
@@ -0,0 +1,11 @@
+/**
+ * Return an array of size *returnSize.
+ * Note: The returned array must be malloced, assume caller calls free().
+ */
+char** letterCombinations(char* digits, int* returnSize) {
+	while(*digits) {
+		if(*digits >= '2' && *digits <= '9') {
+		} else
+			return "";
+	}
+}