PersonalCorpus 版 (精华区)
41698 2002-10-15 02:11:42 Accepted
1048 C++ 00:00.00 380K Big Guava
int main()
{
#ifndef ONLINE_JUDGE
freopen("c:\\0acm\\zju\\i1048","r",stdin);
freopen("c:\\0acm\\zju\\o1048","w",stdout);
#endif
int i,j,k,n,t;
double x,y;
y=0;
for (t=1;t<=12;t++) {
scanf("%lf\n",&x); y+=x;
}
printf("$%.2lf\n",floor(y/12*100+0.5)/100);
}
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