#include<bits/stdc++.h> using namespace std; int main(){ string a; int num1=0,num2=0,q=0,w; cin>>a; bool flag = 0; for(int i=0;i<a.length();i++) { if(flag == 0 && a[i] != '=') { num1*=10; num1+=int(a[i]-'0');

} else if(a[i]=='=') {
		flag=1;
	} else {
		num2*=10;
		num2+=int(a[i]-'0');
		
	}
}


for(int i=1;i<=10;i=i*10){
	if(num1/i+num1%i==num2){
		q++;
		w=i;
	}
}
if(q==0){
	cout<<"Impossible";
}
else{
	cout<<num1/w<<"+"<<num1%w<<"="<<num2;
}

}