ZOJ-2969

#include<stdio.h>

int main()
{
int n;
scanf("%d", &n);
while (n--)
{
int max, num;
scanf("%d", &max);
if (!max)
{
scanf("%d", &num);
printf("0\n");
}
else
{
while (max)
{
scanf("%d", &num);
printf(max == 1 ? "%d" : "%d ", num * max);
max--;
}
scanf("%d", &num);
printf("\n");
}
}
return 0;
}