#include <stdio.h>
#include <math.h>
#include <stdlib.h>

void main() {
	int i, j, k;

	int numsets, nump, firstp;
	int cake[100];
	int total;

	scanf("%d", &numsets);
	for (i=1; i<=numsets; i++) {
		scanf("%d %d", &nump, &firstp);

		cake[1] = firstp;
		for (j=2; j<=nump; j++) {
			if (j%7==0)
				cake[j] = j%11+1;
			else if (
				sqrt((float)j) - (float)(int)sqrt((float)j) < 0.00001) {
				cake[j] = (int)floor(sqrt((float)j)+.0001);
				//printf("perfect: %d\n", j);
			}
			else if (j%2==0)
				cake[j]=cake[j-1]+1;
			else if (cake[j-1]==0)
				cake[j]=cake[1];
			else
				cake[j]=cake[j-1]-1;
			//printf("person %d: cake %d\n", j, cake[j]);
		}
		total=0;
		for (j=1; j<=nump; j++)
			total += cake[j];
		printf("Data set %d: %d units of cake are eaten.\n", i, total);
	}
}