golang求连续子数组的最大和实例

package main
import (
 "fmt"
)
func getMaxSum(arr []int) int {
 var sum, maxSum int
 for i := 0; i < len(arr); i++ {
 sum = 0
 for j := i; j < len(arr); j++ {
  sum += arr[j]
  if sum > maxSum {
  maxSum = sum
  }
 }
 }
 return maxSum
}
func main() {
 var arr []int
 arr = []int{1, -2, 3, 10, -4, 7, 2, -5}
 fmt.Println(getMaxSum(arr))
}

package main
import (
  "fmt"
)
func main() {
  array := []int{5,2,3,2,3,10,1,12,4}
  myMap := make(map[int]int)
  for _,value := range array {
    myMap[value] = 1
  }
  longest := 0
  for _,i := range array{
    length := 1
    for j:=i-1; myMap[j] == 1; j-- {
      delete(myMap, j)
      length++
    }
    for j :=i+1;myMap[j] == 1 ;j++ {
      delete(myMap,j)
      length++
    }
    if(length > longest){
      longest = length
    }
  }
  fmt.Println(longest)
}