1 files changed, 0 insertions, 25 deletions
diff --git a/src/2015/day4/aoc.cpp b/src/2015/day4/aoc.cpp
index ab5f301..34693df 100644
--- a/src/2015/day4/aoc.cpp
+++ b/src/2015/day4/aoc.cpp
@@ -2,31 +2,6 @@
 
 namespace aoc2015 {
 
-char* md5sum(char* s) {
-  static char md5[64] = {0};
-  uint8_t* x = md5String(s);
-  memset(md5, 0x0, 64);
-  for (auto i = 0; i < 16; i++) {
-    sprintf(md5 + i * 2, "%02x", x[i]);
-  }
-  return md5;
-}
-
-int lead_zeros(char* s) {
-  char* p = s;
-  int total = 0;
-  while (*p != '\0') {
-    if (*p == '0') {
-      total += 1;
-      p++;
-    }
-    else {
-      break;
-    }
-  }
-  return total;
-}
-
 int day4(const char* secret, int target) {
   char buf[128] = {0};
   int len = strlen(secret);