aoc 2025, day 3, part 2

1 files changed, 3 insertions, 3 deletions

diff --git a/2025/src/day03.cpp b/2025/src/day03.cpp
index ebf5fd4..c9db900 100644
--- a/2025/src/day03.cpp
+++ b/2025/src/day03.cpp
@@ -34,10 +34,9 @@ solve(const vector<long>& line, int n)
 {
         long value = 0;
         auto start = line.begin();
-        auto end   = prev(line.end(), n);
 
         while ( n-- > 0 ) {
-                start = max_element(start, end++);
+                start = max_element(start, prev(line.end(), n));
 
                 value *= 10;
                 value += *start++;
@@ -48,7 +47,8 @@ solve(const vector<long>& line, int n)
 long
 solve(const vector<vector<long>>& lines, int n)
 {
-        return accumulate(lines.begin(), lines.end(), 0L,
+        return accumulate(lines.begin(), lines.end(),
+                          0L,
                           [&](auto sum, const auto& line) { return sum + solve(line, n); });
 }