#include <stdio.h>
#include <string.h>
#include <stdlib.h>
int main(int argc, char* argv[])
{
int t,n,m;
int i,j,k;
int sum1,sum2;
scanf("%d",&t);
for(i=1;i<=t;i++)
{
scanf("%d %d",&n,&m);
sum1 = sum2 = 0;
for(j=1;j<=n;j++)
sum1 += j;
for(j=1;j<=m;j++)
sum2 += j;
printf("%d/n",sum1*sum2);
}
return 0;
}