import java.util.*;
public class cpromE {
public static void main(String [] args) {
Scanner scn = new Scanner(System.in);
int n = scn.nextInt();
for(int x=0;x<n;x++) {
int start = scn.nextInt();
int end = scn.nextInt();
int diff = scn.nextInt();
if(start > end) {
int subTotal = start;
do {
System.out.print(subTotal +" ");
subTotal = subTotal-diff;
}while(subTotal >= end);
System.out.println();
}
else if(start < end) {
int subTotal = start;
do {
System.out.print(subTotal +" ");
subTotal = subTotal+diff;
}while(subTotal <= end);
System.out.println();
}
else {
System.out.println(0);
}
}
}
}