package main import ( "fmt" "sort" ) func main() { var n, m, k int fmt.Scan(&n, &m, &k) a := make([]int, n+1) aa := [][2]int{} for i := 0; i < m; i++ { var li, ri int fmt.Scan(&li, &ri) aa = append(aa, [2]int{li, ri}) } sort.Slice(aa, func(...