> #include<stdio.h>
> void main(){
> 	int x,y,m,n,l,a,b,c,i,p,nl,ii;
> 	scanf("%d",&p);
> 	for(ii=1;ii<=p;ii++){
> 		scanf("%d%d%d%d%d",&x,&y,&m,&n,&l);
> 		a=x+y;
> 		b=m+n;
> 		c=a%b;
> 		if(x==y||x>2000000000||y>2000000000||l>2100000000||m>2000000000||n>2000000000)
> 			return;
> 		if(a%b==0){
> 			nl=a/b;
> 			printf("%d\n",nl);
> 		}
> 		else{
> 			for(i=2;c!=0&&i<100;i++){
> 				a+=l;
> 				c=a%b;
> 				nl=a/b;
> 			}
> 			if(c==0)printf("%d\n",nl);
> 			else
> 				printf("Imposible\n");
> 		}
> 	}
> }
>