main(a,b,c,d,e){for(;scanf("%d ?%d ?%d =%d",&a,&b,&c,&d)>3;printf("%d %c %d %c %d = %d\n",a,43+(e&2),b,43+(e&1)*2,c,d))e=a+b+c-d?a+b-c-d?a-b+c-d?3:2:1:0;}