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clear up result zero value

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use local count variable
This commit is contained in:
onyx-and-iris 2024-12-11 19:40:45 +00:00
parent 1e2188db1a
commit aafe39aa85
1 changed files with 4 additions and 6 deletions
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10
day-11/internal/two/solve.go
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@ -25,23 +25,21 @@ func Solve(buf []byte) (int, error) {
memo := make(map[int]result) memo := make(map[int]result)
for range blinks { for range blinks {
next := make(map[int]int) next := make(map[int]int)
visited := make(map[int]int)
for stone, count := range old { for stone, count := range old {
var r result var r result
_, ok := visited[stone] r, ok := memo[stone]
if !ok { if !ok {
r = applyRules(stone) r = applyRules(stone)
memo[stone] = r memo[stone] = r
} }
visited[stone] += count
switch r.kind { switch r.kind {
case flip, multiply: case flip, multiply:
next[r.right] += visited[stone] next[r.right] += count
case split: case split:
next[r.left] += visited[stone] next[r.left] += count
next[r.right] += visited[stone] next[r.right] += count
} }
} }