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DSA01013 - MÃ GRAY 2.cpp
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DSA01013 - MÃ GRAY 2.cpp
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#include<bits/stdc++.h>
#define mod 1000000007
#define ll long long
#define p(x) pair<x,x>
#define v(x) vector<x>
#define tree node*
#define sz(a) a.size()
#define f first
#define s second
#define pb(a) push_back(a)
#define pf(a) push_front(a)
#define FOR(i,l,r) for(int i=l;i<r;i++)
#define FORX(i,l,r,x) for(int i=l;i<r;i+=x)
#define FORD(i,l,r) for(int i=l;i>=r;i--)
#define correct(x,y,n,m) 0<=(x)&&(x)<(n)&&0<=(y)&&(y)<(m)
#define cin(M,n) FOR(i,0,n)cin>>M[i]
#define cout(M,n) FOR(i,0,n)cout<<M[i]<<" "
#define rs(M,x) memset(M,x,sizeof(M))
#define reset() FOR(i, 0, 1001)A[i].clear(),check[i]=false
#define faster() cin.tie(0); ios_base::sync_with_stdio(false); cout.tie(0);
#define run() int t; cin >> t; while (t--)
#define pq(x) priority_queue<x>
#define neg_pq(x) priority_queue<x, vector<x>, greater<x>>
#define all(M) M.begin(),M.end()
using namespace std;
//________________________NGUYỄN_NGỌC_TOÀN________________________//
v(string) M, N;
void Sort(int k, int l1, int r1, int l2, int r2) {
if (k == 0)return;
sort(M.begin() + l1, M.begin() + r1);
sort(M.begin() + l2, M.begin() + r2, greater<string>());
Sort(k - 1, l1, (l1 + r1) / 2, (l1 + r1) / 2, r1);
Sort(k - 1, l2, (l2 + r2) / 2, (l2 + r2) / 2, r2);
}
int main() {
faster();
run() {
M.clear();
N.clear();
string x; cin >> x;
int n = sz(x);
FOR(i, 0, pow(2, n)) {
auto s = bitset<20>(i).to_string();
M.pb(s.substr(20 - n, n));
N.pb(s.substr(20 - n, n));
}
int sf = pow(2, n);
Sort(n, 0, sf / 2, sf / 2, sf);
FOR(i, 0, sz(M)) {
if (M[i] == x) {
cout << N[i] << endl;
break;
}
}
}
}
//__________________________B20DCPT173_____________________________//