#include <iostream>
#include <string.h>

void Input(char put[])
{
    char s[11] = {0};
    for(int i = 0; i < 10; i++)
    {
        s[i] = put[i] + '0';
    }
    
    std::cout << s << std::endl;
    std::cout << std::flush;
}

int main()
{
    char lock[10] = {0};
    bool fix[10] = {false};
    
    int prev = 0;
    int in1 = 0;
    char in2[9];
    
    
    while(1)
    {
        Input(lock);
        std::cin >> in1 >> in2;
        
        if(in1 == 10)
            break;
        
        if(in1 > prev)
        {
            char l[10];
            memcpy(l, lock, 10);
            for(int i = 0; i < 10; i++)
            {
                if(!fix[i])
                {
                    l[i]++;
                    Input(l);
                    
                    int in;
                    std::cin >> in >> in2;
                    
                    if(in == 10)
                        return 0;
                    
                    if(in < in1)
                        fix[i] = true;
                    
                    l[i]--;
                }
            }
        }
        
        prev = in1;
        
        for(int i = 0; i < 10; i++)
        {
            if(fix[i])
                continue;
            
            lock[i]++;
        }
        
    }
    
    return 0;
}