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Stoat ~/dev/advent2024 # gcc -mtune=native -march=native day7.c -o day7 -W -Wall -O3 -fwhole-program -g -lm && ./day7
day7.c:172:12: warning: ‘dop2’ defined but not used [-Wunused-function]
  172 | static int dop2(struct row *r)
      |            ^~~~
p1: 3598800864292, p2: 340362529351427 in 61ms
Stoat ~/dev/advent2024 # gcc -mtune=native -march=native day7.c -o day7 -W -Wall -O3 -fwhole-program -g -lm && ./day7
day7.c:126:12: warning: ‘dop2a’ defined but not used [-Wunused-function]
  126 | static int dop2a(struct row *r)
      |            ^~~~~
p1: 3598800864292, p2: 340362529351427 in 455ms