#include <iostream>#include <cstdio>using namespace std;const int maxx=105;double da[maxx];double time[maxx];int main(){ int T,n,temp;scanf("%d",&T);for(int cas=1;cas<=T;cas++){printf("Case %d:n",cas);double ans=0;int zh=0;double minn; scanf("%d",&n);int i,j;for(i=0;i<n;i++){scanf("%lf",&da[i]);}for(i=0;i<n;i++){minn=1e10; for(j=0;j<n;j++){if(da[j]<=0)continue;zh=(int)da[j];if((double)zh==da[j])zh--;if(zh<minn)minn=zh;}for(j=0;j<n;j++){if(da[j]<=0)continue;da[j]-=minn;ans+=minn;}for(j=0;j<n;j++){if(da[j]<=0)continue; if(da[j]<=1.0){ans+=da[j];da[j]=0;time[j]=ans;continue;}else{da[j]-=1.0;ans+=1.0;}}}for(i=0;i<n;i++){printf("%.2lfn",time[i]);}}return 0;}
