#include "coreputer.h"
#include <bits//stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace std;
using namespace __gnu_pbds;
typedef tree<long long, null_type, less<long long>, rb_tree_tag,
tree_order_statistics_node_update>
ordered_set;
typedef tree<long long, null_type, less_equal<long long>, rb_tree_tag,
tree_order_statistics_node_update>
ordered_multiset;
#define ll long long
#define ld long double
#define iloop(m, h) for (ll i = m; i != h; i += (m < h ? 1 : -1))
#define jloop(m, h) for (auto j = m; j != h; j += (m < h ? 1 : -1))
#define kloop(m, h) for (auto k = m; k != h; k += (m < h ? 1 : -1))
#define lloop(m, h) for (auto l = m; l != h; l += (m < h ? 1 : -1))
#define iloop_(m, h, g) for (auto i = m; i != h; i += g)
#define jloop_(m, h, g) for (auto j = m; j != h; j += g)
#define kloop_(m, h, g) for (auto k = m; k != h; k += g)
#define lloop_(m, h, g) for (auto l = m; l != h; l += g)
#define getchar_unlocked _getchar_nolock // comment before submission
#define pll pair<ll, ll>
#define plll pair<ll, pll>
#define pllll pair<pll, pll>
#define vll vector<ll>
#define qll queue<ll>
#define dll deque<ll>
#define pqll priority_queue<ll>
#define gll greater<ll>
#define INF 1000000000000000
#define MOD1 1000000007
#define MOD2 998244353
#define MOD3 1000000009
mt19937 rng(chrono::system_clock::now().time_since_epoch().count());
vector<int> malfunctioning_cores(int N) {
int lb = 0, ub = N-1, mid;
bool is_even = 0;
while (ub > lb) {
mid = (lb + ub)>>1;
vector<int> v;
iloop(0, mid+1) v.push_back(i);
int tm = run_diagnostic(v);
if (tm == -1) lb = mid + 1;
else {
ub = mid;
if (tm == 0) is_even = 1;
}
}
bool is[N];
memset(is, 0, sizeof(is));
is[lb] = 1;
if (is_even) {
int cnt = 0;
vector<int> v;
iloop(0, lb+1) v.push_back(i);
iloop(lb+1, N) {
v.push_back(i);
if (run_diagnostic(v) != 0) {is[i] = 1; cnt++;}
v.pop_back();
}
v.clear();
iloop(lb+1, N) v.push_back(i);
iloop(max(lb-1, 0), 0) {
v.push_back(i);
if (run_diagnostic(v) != 0) {is[i] = 1; cnt--;}
v.pop_back();
}
if (cnt) is[0] = 1;
}
else {
int cnt = 0;
vector<int> v;
iloop(0, lb) v.push_back(i);
iloop(lb+1, N) {
v.push_back(i);
if (run_diagnostic(v) != -1) {is[i] = 1; cnt++;}
v.pop_back();
}
v.clear();
iloop(lb+1, N) v.push_back(i);
iloop(max(lb-1, 0), 0) {
v.push_back(i);
if (run_diagnostic(v) != -1) {is[i] = 1; cnt--;}
v.pop_back();
}
if (lb != 0 && cnt) is[0] = 1;
}
vector<int> ans;
iloop(0, N) if (is[i]) ans.push_back(i);
return ans;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
1 ms |
344 KB |
Incorrect |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
1 ms |
344 KB |
Incorrect |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
1 ms |
344 KB |
Incorrect |
| 2 |
Halted |
0 ms |
0 KB |
- |
