79 lines
1.3 KiB
Go
79 lines
1.3 KiB
Go
package main
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import (
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"bytes"
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"fmt"
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h "git.bullercodeworks.com/brian/adventofcode/helpers"
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)
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func main() {
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inp := h.StdinToStringSlice()
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part1(inp)
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fmt.Println()
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part2(inp)
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}
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func part1(inp []string) {
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p, r := parseInput(inp)
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var acc int
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for i := range r {
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area := r[i].x * r[i].y
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size := 0
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for j := range r[i].req {
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size += r[i].req[j] * p[j].area
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}
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if area > size {
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acc++
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}
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}
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fmt.Println("Part 1")
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fmt.Println(p)
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fmt.Println(acc)
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}
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func part2(inp []string) {
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}
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type Region struct {
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x, y int
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req []int
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}
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type Present struct {
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area int
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}
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func BuildPresent(inp []string) Present {
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area := 0
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for _, row := range inp {
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area += bytes.Count([]byte(row), []byte{'#'})
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}
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return Present{area: area}
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}
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func parseInput(inp []string) ([]Present, []Region) {
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// All presents are 3x3, we have 6 of them
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var presents []Present
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var regions []Region
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for i := 0; i < 30; i += 5 {
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if len(presents) == 6 {
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break
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}
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presents = append(presents, BuildPresent(inp[i+1:i+4]))
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}
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for i := 30; i < len(inp); i++ {
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// Parse regions
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r := Region{}
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var p0, p1, p2, p3, p4, p5 int
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fmt.Sscanf(
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inp[i], "%dx%d: %d %d %d %d %d %d",
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&r.x, &r.y, &p0, &p1, &p2, &p3, &p4, &p5,
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)
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r.req = []int{p0, p1, p2, p3, p4, p5}
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regions = append(regions, r)
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}
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return presents, regions
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}
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