#26679: c++ 速解
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(楊辰彬)
int test1 = input[i] - 'a';
int test2 = input[i] - 'A';
if (test1 >= 0 && test1 < 26 || test2 >= 0 && test2 < 26)
{
if (POS == false)
{
POS = true; // default is true
count++; // default is 1
}
}
else
{
POS = false;
}