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59 changes: 59 additions & 0 deletions Flipping Bits
Original file line number Diff line number Diff line change
@@ -0,0 +1,59 @@
#include <bits/stdc++.h>

using namespace std;

string ltrim(const string &);
string rtrim(const string &);


long flippingBits(long n) {
return unsigned(~n);
}

int main()
{
ofstream fout(getenv("OUTPUT_PATH"));

string q_temp;
getline(cin, q_temp);

int q = stoi(ltrim(rtrim(q_temp)));

for (int q_itr = 0; q_itr < q; q_itr++) {
string n_temp;
getline(cin, n_temp);

long n = stol(ltrim(rtrim(n_temp)));

long result = flippingBits(n);

fout << result << "\n";
}

fout.close();

return 0;
}

string ltrim(const string &str) {
string s(str);

s.erase(
s.begin(),
find_if(s.begin(), s.end(), not1(ptr_fun<int, int>(isspace)))
);

return s;
}

string rtrim(const string &str) {
string s(str);

s.erase(
find_if(s.rbegin(), s.rend(), not1(ptr_fun<int, int>(isspace))).base(),
s.end()
);

return s;
}