using System;
public class Program
{
public static void Main()
string inp = "iddddii";
var numberOfIs = 0;
for(var i = 0; i < inp.Length; i++){
if(inp[i] == 'i'){
numberOfIs++;
}
var length = inp.Length;
var Is = length - numberOfIs + 1;
var Ds = length - numberOfIs + 1;
int[] arr = new int[length+1];
arr[0] = Is;
for(var i = 1; i < arr.Length; i++){
if(inp[i-1] == 'i'){
arr[i] = ++Is;
}else{
arr[i] = --Ds;
Console.WriteLine(String.Join(",", arr));