49 lines
819 B
Go
49 lines
819 B
Go
package day06
|
|
|
|
import (
|
|
"git.elis.nu/etu/aoc2020/utils"
|
|
)
|
|
|
|
// Build voting groups where we store tho gorup size, the question
|
|
// that got votes, and how many votes each question got.
|
|
type Group struct {
|
|
Size int
|
|
Votes map[byte]int
|
|
}
|
|
|
|
var rows []Group
|
|
|
|
func ParseFile(input string) {
|
|
row := Group{
|
|
Size: 0,
|
|
Votes: make(map[byte]int),
|
|
}
|
|
|
|
// Parse file
|
|
for _, line := range utils.GetLinesFromFile("day06/" + input + ".txt") {
|
|
// Commit group to list on group change
|
|
if line == "" {
|
|
rows = append(rows, row)
|
|
|
|
row = Group{
|
|
Size: 0,
|
|
Votes: make(map[byte]int),
|
|
}
|
|
|
|
continue
|
|
}
|
|
|
|
// Increment group size
|
|
row.Size++
|
|
|
|
// Go through votes
|
|
for i := 0; i < len(line); i++ {
|
|
// Increment vote count
|
|
row.Votes[line[i]]++
|
|
}
|
|
}
|
|
|
|
// Don't drop last entry
|
|
rows = append(rows, row)
|
|
}
|