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2020 day 8 (C, both parts. No inspiration here)

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Bruno Raoult
2022-12-12 20:46:09 +01:00
parent 25d25b399e
commit 31a255a9ac
3 changed files with 173 additions and 6 deletions
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10
2022/day08/aoc.bash
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@@ -45,30 +45,30 @@ check_visible() {
part1() {
declare -ig res
local -i x y max c
local -i x y max
for ((y = 1; y < size -1; ++y)); do # left to right
for ((y = 1; y < size -1; ++y)); do # to east
height max 0 "$y"
(( max == 9 )) && continue
for ((x = 1; x < size -1; ++x)); do
check_visible max "$x" "$y" || break
done
done
for ((y = 1; y < size -1; ++y)); do # right to left
for ((y = 1; y < size -1; ++y)); do # to west
height max $((size - 1)) "$y"
(( max == 9 )) && continue
for ((x = size - 2; x > 0; --x)); do
check_visible max "$x" "$y" || break
done
done
for ((x = 1; x < size -1; ++x)); do # top to bottom
for ((x = 1; x < size -1; ++x)); do # to south
height max "$x" 0
(( max == 9 )) && continue
for ((y = 1; y < size -1; ++y)); do
check_visible max "$x" "$y" || break
done
done
for ((x = 1; x < size -1; ++x)); do # bottom to top
for ((x = 1; x < size -1; ++x)); do # to north
height max "$x" $((size - 1))
(( max == 9 )) && continue
for ((y = size - 2; y > 0; --y)); do