zoj2869

#include<iostream>#include<stdio.h>using namespace std;int main(){    int ncase,n,i;    int coe[110];    cin>>ncase;    while(ncase--)    {    cin>>n;    for(i=0;i<=n;i++)    cin>>coe[i];    if(n==0)cout<<0;    else    for(i=0;i<n;i++)    {    coe[i]*=(n-i);    cout<<coe[i];    if(i<=n-2)cout<<" ";    }    if(ncase)cout<<endl;    }    return 0;}