# | TimeUTC-0 | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
715722 | valerikk | Broken Device (JOI17_broken_device) | C++17 | 45 ms | 2412 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include "Annalib.h"
#include <bits/stdc++.h>
using namespace std;
void Anna( int N, long long X, int K, int P[] ){
mt19937 rnd(239);
vector<int> ord(N);
iota(ord.begin(), ord.end(), 0);
shuffle(ord.begin(), ord.end(), rnd);
vector<int> bad(N, 0);
for (int i = 0; i < K; ++i) {
bad[P[i]] = 1;
}
vector<int> a(N, 0);
for (int i = 0; i + 2 < N; i += 3) {
if (!bad[ord[i]] && !bad[ord[i + 1]] && !bad[ord[i + 2]]) {
int mask = X % 7 + 1;
for (int j = 0; j < 3; ++j) {
a[ord[i + j]] = (mask >> j) & 1;
}
X /= 7;
}
}
for (int i = 0; i < N; ++i) {
Set(i, a[i]);
}
}
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---|---|---|---|---|
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