63 lines
1.2 KiB
Go
63 lines
1.2 KiB
Go
package day12
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import (
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"encoding/json"
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"fmt"
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"tools"
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)
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func getNumberSum(input interface{}, ignoreRed bool) (sum float64) {
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switch input.(type) {
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case float64:
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sum += input.(float64)
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case string:
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case []interface{}:
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for _, v := range input.([]interface{}) {
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sum += getNumberSum(v, ignoreRed)
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}
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case map[string]interface{}:
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for k, v := range input.(map[string]interface{}) {
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if k == "red" || v == "red" {
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return 0
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}
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sum += getNumberSum(v, ignoreRed)
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}
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default:
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fmt.Printf("Don't know how to handle type %T\n", input)
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}
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return sum
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}
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func Part1(puzzle tools.AoCPuzzle) interface{} {
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jsonInput := []byte(puzzle.GetInputArray()[0])
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var jsonData map[string]interface{}
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sum := 0.0
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err := json.Unmarshal(jsonInput, &jsonData)
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if err != nil {
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fmt.Println(err)
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} else {
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for _, v := range jsonData {
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sum += getNumberSum(v, false)
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}
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}
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return sum
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}
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func Part2(puzzle tools.AoCPuzzle) interface{} {
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jsonInput := []byte(puzzle.GetInputArray()[0])
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var jsonData map[string]interface{}
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sum := 0.0
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err := json.Unmarshal(jsonInput, &jsonData)
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if err != nil {
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fmt.Println(err)
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} else {
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for _, v := range jsonData {
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sum += getNumberSum(v, true)
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}
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}
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return sum
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}
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