49 lines
819 B
Go
49 lines
819 B
Go
package main
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import (
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"math"
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"strconv"
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"strings"
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"github.com/StevanFreeborn/advent-of-code-2025/internal/file"
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)
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func SolvePartOne(filePath string) int {
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points := []struct {
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x int
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y int
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}{}
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for line := range file.ReadLines(filePath) {
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parts := strings.Split(line, ",")
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x, _ := strconv.Atoi(parts[0])
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y, _ := strconv.Atoi(parts[1])
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p := struct {
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x int
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y int
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}{x: x, y: y}
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points = append(points, p)
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}
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numberOfPoints := len(points)
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largestArea := 0
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for i := range numberOfPoints {
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for j := i + 1; j < numberOfPoints; j++ {
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start := points[i]
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end := points[j]
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width := int(math.Abs(float64(end.x-start.x)) + 1)
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height := int(math.Abs(float64(end.y-start.y)) + 1)
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a := width * height
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if a > largestArea {
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largestArea = a
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}
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}
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}
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return largestArea
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}
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