Single Number
int Solution::singleNumber(const vector<int> &A) {
int res = 0;
for(int x: A)
res = res ^ x;
return res;
}
Time Complexity: β
Space Complexity: β
Last updated
int Solution::singleNumber(const vector<int> &A) {
int res = 0;
for(int x: A)
res = res ^ x;
return res;
}
Time Complexity: β
Space Complexity: β
Last updated