> #include<stdio.h>
> #include<string.h>
> int main()
> {
> 	int n,i,a[10]={9,3,7,9,3,7,9,3,7},j,sum,d,k,t;
> 	char b[100000][10];
> 	scanf("%d",&n);
> 	for(i=0;i<n;i++)
> 	{
> 		scanf("%s",b[i]);
> 		for(j=strlen(b[i])-1,t=j,sum=0;j>=0;j--)
> 			if(b[i][j]!='?')
> 				sum=sum+(b[i][j]-48)*a[t-j];
> 			else
> 				k=j;
> 		d=sum/10*10+10-sum;
> 
> 		while(d%a[t-k]!=0)
> 		{
> 			d=d+10;
> 		}
> 		b[i][k]=d/a[t-k]+48;
> 		printf("Scenario #%d:\n%s\n\n",i+1,b[i]);
> 		
> 	}
> 	return 0;
> }