import core.bitop;
import std.algorithm;
import std.ascii;
import std.bigint;
import std.conv;
import std.functional;
import std.format;
import std.math;
import std.numeric;
import std.range;
import std.stdio;
import std.string;
import std.random;
import std.typecons;

alias sread = () => readln.chomp();
alias Point2 = Tuple!(long, "y", long, "x");

T lread(T = long)()
{
    return readln.chomp.to!T();
}

T[] aryread(T = long)()
{
    return readln.split.to!(T[])();
}

void scan(TList...)(ref TList Args)
{
    auto line = readln.split();
    foreach (i, T; TList)
    {
        T val = line[i].to!(T);
        Args[i] = val;
    }
}

void minAssign(T, U = T)(ref T dst, U src)
{
    dst = cast(T) min(dst, src);
}

void maxAssign(T, U = T)(ref T dst, U src)
{
    dst = cast(T) max(dst, src);
}

enum MOD = (10 ^^ 9) + 7;

void main()
{
    auto inp = sread();
    auto A = new long[](4);
    foreach (i; 0 .. 4)
        A[i] = inp[i] - '0';
    // writeln(A);
    foreach (x; 0 .. (1 << 3))
    {
        long sum = A[0];
        foreach (i; 0 .. 3)
        {
            sum += A[i + 1] * ((-1) ^^ ((x & (1 << i)) != 0));
            // writeln(A[i + 1] * ((-1) ^^ ((x & (1 << i)) != 0)));
        }
        // writeln(sum);
        if (sum == 7)
        {
            write(A[0]);
            foreach (i; 0 .. 3)
            {
                write(['+', '-'][((x & (1 << i)) >> i)]);
                write(A[i + 1]);
            }
            writeln("=7");
            return;
        }
        // else
        // writeln(sum);
    }
}
