OJ-Problems-Source/HDOJ/2061_autoAC.cpp
2016-08-19 16:52:35 +08:00

37 lines
705 B
C++

#include <stdio.h>
struct node
{
double n,score;
char name[5555];
}
;
node f[5555];
int main()
{
int t,i,j;
scanf("%d",&t);
while(t--)
{
int flag=0;
int m;
double sum=0,sum1=0;
scanf("%d",&m);
for(i=1;i<=m;i++)
scanf("%s%lf%lf",f[i].name,&f[i].n,&f[i].score);
for(i=1;i<=m;i++)
{
if(f[i].score<60)
flag=1;
sum+=f[i].n*f[i].score;
sum1+=f[i].n;
}
if(flag)
printf("Sorry!\n");
else
printf("%.2lf\n",sum*1.0/sum1);
if(t)
printf("\n");
}
return 0;
}