long long binpow(long long a, long long b) {
if (b == 0)
return 1;
long long res = binpow(a, b / 2);
if (b % 2)
return res * res * a;
else
return res * res;
}
<?php
// The Philosophy of Open Source Software to Make your Life more Easy and Freedom and Powerful.
?>
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Basic Programs +(Open Source)