#include <stdio.h>
int main(void) {
// your code here
int t; long long a,b,sum;
scanf("%d",&t);
while(t-- > 0) {
scanf("%lld %lld %lld",&a,&b,&sum); long long i;
long long n=(sum*2)/(a+b);
printf("%lld\n",n);
long long d=(b-a)/(n-5);
long long x=a-2*d; //cout<<x<<" ";
long long last=x+(n-1)*d;
for(i=x;i<=last;i+=d)
printf("%lld ",i);
printf("\n");
}
return 0;
}
I don't know what is causing this timeout! Please suggest any changes if any!