添加新题目

普通数组/合并区间/main.go

@@ -0,0 +1,57 @@
+package main
+
+import (
+	"sort"
+)
+
+func main() {
+	intervals := [][]int{
+		{5, 5},
+		{1, 3},
+		{3, 5},
+		{4, 6},
+		{1, 1},
+		{3, 3},
+		{5, 6},
+		{3, 3},
+		{2, 4},
+		{0, 0},
+	}
+
+	merge(intervals)
+}
+
+func merge(intervals [][]int) [][]int {
+	sort.Slice(intervals, func(i, j int) bool {
+		return intervals[i][0] < intervals[j][0]
+	})
+	//fmt.Println(intervals)
+	tp2 := -1
+	result := [][]int{}
+	for i := 0; i < len(intervals); i++ {
+		if intervals[i][0] < tp2 {
+			continue
+		}
+		temp := make([]int, 0)
+		temp = append(temp, intervals[i]...)
+
+		tp := intervals[i][1]
+		//fmt.Println("当前tp1", tp)
+		for j := i + 1; j < len(intervals); j++ {
+			if intervals[j][0] <= tp {
+				temp = append(temp, intervals[j]...)
+				tp = max(intervals[j][1], tp)
+				//fmt.Println("--", intervals[j][1], intervals[i][1])
+
+				//fmt.Println("当前tp", tp)
+			}
+		}
+		//fmt.Println("temp", temp)
+		//fmt.Println("当前tp", tp)
+		tp2 = tp + 1
+		sort.Ints(temp)
+		result = append(result, []int{temp[0], temp[len(temp)-1]})
+	}
+	//fmt.Println(result)
+	return result
+}