算法竞赛入门经典（第2版）习题3-1 Uva1585

int main()
{
char a[80]={ "OXXOXXOXOXOXOXOXOXOXXOOOOXOXOXOXOOXOOXOXOXOXOXOOOOXOXOXOXOOXOXOXOXOOXOXOOOXOXOO" };
int total = 0,count = 0;
for (int i = 0; i < 80; i++)
{
if (a[i] == 'O')
count++;
else
count = 0;
total += count;
}
cout << total << endl;
return 0;
}