fix gcc warnings

2 files changed, 3 insertions, 4 deletions

diff --git a/src/2016/day1/aoc.cpp b/src/2016/day1/aoc.cpp
index 8f79ece..114c290 100644
--- a/src/2016/day1/aoc.cpp
+++ b/src/2016/day1/aoc.cpp
@@ -6,8 +6,6 @@ instruction parse_day1(const char** pp) {
   instruction i;
   const char* p = *pp;
   i.direction = (*p++) == 'R' ? instruction::right : instruction::left;
-  i.distance = 0;
-
   while (*p >= '0' && *p <= '9') {
     i.distance = i.distance * 10 + *p - '0';
     p++;
@@ -22,7 +20,7 @@ std::pair<int, int> day1(line_view file) {
   std::vector<instruction> is;
 
   bool found = false;
-  position first;
+  position first{position::north, 0, 0};
 
   const char* p1 = file.line;
   const char* p2 = file.line + file.length;
diff --git a/src/2016/day1/aoc.h b/src/2016/day1/aoc.h
index b6e556e..b95813b 100644
--- a/src/2016/day1/aoc.h
+++ b/src/2016/day1/aoc.h
@@ -4,6 +4,7 @@
 #include <math.h>
 #include <set>
 #include <vector>
+#include <functional>
 
 namespace aoc2016 {
 
@@ -12,7 +13,7 @@ struct instruction {
     left = 0,
     right,
   } direction;
-  int distance;
+  int distance = 0;
 };
 
 struct position {