#include <iostream>
using namespace std;
void updateIthBit(int num, int i, int val) {
// clear ith bit
num = num & ~(1<<i);
//numbitmask
num = num | (val << i);
cout << num << endl;
}
int main()
{
updateIthBit(7, 3, 1);
return 0;
}
class Solution { public List < List < Integer >> threeSum ( int [] nums ) { Arrays . sort (nums); // first sort...
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