codeforces 344B - Simple Molecules

//cf 334B
//2013-09-19-15.57
#include <iostream>
#include <stdio.h>

using namespace std;

int main()
{
    int a, b, c;
    while (scanf("%d %d %d", &a, &b, &c) != EOF)
    {
        int flag = 1;
        for (int i = 0; i <= a; i++)
        {
            int tb = i, tc = a-i;
            if (tb > c)
                continue;
            int ta = c - tb;
            if (b == ta + tc)
            {
                printf("%d %d %d\n", tc, ta, tb);
                flag = 0;
                break;
            }
        }
        if (flag)
            puts("Impossible");
    }
    return 0;
}