Map group count freq

package main

import (
    "fmt"
)

func main() {
    arr := []int{1,2,2,4,5,5,5,5,6}
    
    mapArr := make(map[int]int)
    
    for _,val := range arr{
        mapArr[val]+=1
    }
    fmt.Println(mapArr)
}

INFO

Quick actions

Map group count freq

Snippet info