aoc 2016, day 9

1 files changed, 2 insertions, 8 deletions

diff --git a/2016/src/day09.cpp b/2016/src/day09.cpp
index e0b0468..10bf640 100644
--- a/2016/src/day09.cpp
+++ b/2016/src/day09.cpp
@@ -17,10 +17,7 @@ part1(string_view line)
 {
         size_t len = 0;
         for ( size_t i = 0; i != line.length(); ) {
-                size_t lhs = 0;
-                size_t rhs = 0;
-
-                if ( sscanf(&line[i], "(%zux%zu)", &lhs, &rhs) == 2 ) {
+                if ( size_t lhs = 0, rhs = 0; sscanf(&line[i], "(%zux%zu)", &lhs, &rhs) == 2 ) {
                         i = line.find(')', i) + 1 + lhs;
                         len += lhs * rhs;
                 }
@@ -38,10 +35,7 @@ part2(string_view line)
         function<size_t(string_view)> part2_rec = [&](string_view line) {
                 size_t len = 0;
                 for ( size_t i = 0; i != line.length(); ) {
-                        size_t lhs = 0;
-                        size_t rhs = 0;
-
-                        if ( sscanf(&line[i], "(%zux%zu)", &lhs, &rhs) == 2 ) {
+                        if ( size_t lhs = 0, rhs = 0; sscanf(&line[i], "(%zux%zu)", &lhs, &rhs) == 2 ) {
                                 i = line.find(')', i) + 1;
                                 len += part2_rec({ &line[i], lhs }) * rhs;
                                 i += lhs;