#include <iostream>
#include <fstream>
#include <string>
#include <algorithm>
#include <string>
#include <iomanip>
#include <locale>
#include <sstream>

using namespace std;
ifstream f("ecuatii2.in");
ofstream g("ecuatii2.out");
string s,a;
int i,n,x;
int egal,rez,pos;
int xpos[1000],ppos[10000],mpos[10000];
int xk,pk,mk;
void schimb(string text)
{

stringstream convert(text);

if ( !(convert >> rez) )
    rez = 0;



}

void pozitii ()
{   for(i=0;i<s.size()+1;i++)
        {
            if(s[i]=='x'){xk++;xpos[xk]=i;}
            if(s[i]=='-'){mk++;mpos[mk]=i;}
            if(s[i]=='+'){pk++;ppos[pk]=i;}
        }
}
void schimb1(char car)
{
    rez=int(car)-48;
}
int main()
{

    getline(f,s);

    pozitii();

    for(i=1;i<=xk;i++)g<<xpos[i]<<" ";
    return 0;
}