using namespace std;
main(void)
{
int mark[5]={90,80,100,60,40};
int i,j,get;
for (i=0;i!=5;++i)
for (j=0;j!=5-(i+1);++j)
if (mark[j]>mark[j+1])
get=mark[j];
mark[j]=mark[j+1];
mark[j+1]=get;
}
clog<<mark[i]<<endl;