#include<stdio.h>
#include<string.h>
int main()
{
long long int t;
scanf("%lld",&t);
while(t--)
{
char a[100000];
scanf("%s",a);
long long int i,j,k=0,l,b[100000]={0},c[100000]={0},n,m=0;
n=strlen(a);
k=n-1;
for(i=0;i<n;i++)
{
if('0'<=a[i] && a[i]<= '9')
{
b[k--]=a[i]-'0';
}
else
{
for(j=k+1;j<n;j++)
{
c[m]+=b[j];
b[j]=0;
if(c[m]>9)
{
c[m+1]+=1;
c[m]%=10;
}
m+=1;
}
k=n-1;
m=0;
}
}
m=0;
for(j=k+1;j<n;j++)
{
c[m]+=b[j];
b[j]=0;
if(c[m]>9)
{
c[m+1]+=1;
c[m]%=10;
}
m+=1;
}
k=-1;
for(i=n-1;i>=0;i--)
{
if(c[i]!=0 )
{
k=i;
break;
}
}
if(k==-1)
printf("-1");
else
{
for(i=k;i>=0;i--)
printf("%lld",c[i]);
}
printf("\n");
}
return 0;
}
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