include <stdio.h>

include <string.h>

int main()
{
int m;
scanf("%d", &m);
int v;
for (v = 0; v < m; v++)
{
int n;
scanf("%d", &n);
int i, j;
int k[10];
int t[10];
int g, s, b, q, w,sw;
for (j = 2; j < 10; j++)
{
n* j;
k[j - 2] = n * j;
}
for (i = 0; i < 8; i++)
{
g = k[i] % 10;
s = k[i] / 10 % 10;
b = k[i] / 100 % 10;
q = k[i] / 1000 % 10;
w = k[i] / 10000 % 10;
sw = k[i] / 100000 % 10;
t[i] = g + s + b + q + w+sw;
}
if (t[0] == t[1] && t[1] == t[2] && t[2] == t[3] && t[3] == t[4] && t[4] == t[5] && t[5] == t[6] && t[6] == t[7])
{
printf("%d\n", t[0]);
}
else
{
printf("NO\n");
}
}
return 0;
} 基础无脑快乐码法