#include <bits/stdc++.h>
#include "coreputer.h"
using namespace std;
using ll = long long;
ll qcnt;
ll ask(ll x) {
static int ready[16]{}, cache[16]{};
if (ready[x]) return cache[x];
ready[x] = true;
vector<int> v;
for(ll i=0; i<=x; ++i) {
v.push_back(i);
}
++qcnt;
return cache[x] = run_diagnostic(v);
}
ll ASK(vector<int> v) {
vector<int> r;
for(ll i=0; i<16; ++i) {
if (v[i])
r.push_back(i);
}
++qcnt;
return run_diagnostic(r);
}
vector<int> malfunctioning_cores(int n) {
ll a=0, b=n-1, z;
while (a<=b) {
z=(a+b)/2;
if (ask(z)<0) a=z+1;
else b=z-1;
}
assert(b<n-1);
// cerr<<qcnt<<endl;
// ask(b)<0
// ask(b+1)>=0
// ask(b+1)은 0일 수도, 1일 수도 있음
ll c = 0;
if (c == b+1) c++;
vector<int> answer(n);
if (ask(b+1) == 0)
{
vector<int> v(16);
fill(begin(v),begin(v)+b+2,1);
// b+1 b+2
// [....][....]
// n n
answer[b+1] = 1;
for(ll i=0; i<n; ++i) if (i!=b+1 && i!=c) {
v[i]^=1;
ll r=ASK(v);
if (r==1) {
if (i>b+1) answer[i]=1;
else assert(0);
}
else if (r==-1) {
if (i<=b+1) answer[i]=1;
else assert(0);
}
else {
answer[i]=0;
}
v[i]^=1;
}
if (accumulate(begin(answer),end(answer),0ll)%2 == 1) {
answer[c] = 1;
}
}
else if (ask(b+1) == 1)
{
answer[b+1] = 1;
vector<int> v(16);
fill(begin(v),begin(v)+b+2,1);
for(ll i=0; i<=b; ++i) if (i!=c) {
v[i]^=1;
ll r = ASK(v);
if (r==1) answer[i]=0;
else if (r==-1) answer[i]=1;
else assert(0);
v[i]^=1;
}
if (b+2<n) {
// b b+1 b+2
// [....][1][....]
// n n
fill(begin(v),begin(v)+b+1,0);
fill(begin(v)+b+1,begin(v)+n,1);
for(ll i=b+2; i<n; ++i) if (i!=c) {
v[i]^=1;
ll r = ASK(v);
if (r==1) answer[i]=0;
else if (r==-1) answer[i]=1;
else assert(0);
v[i]^=1;
}
}
if (accumulate(begin(answer),end(answer),0ll)%2 == 0) {
answer[c] = 1;
}
} else {
assert(0);
}
return answer;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
336 KB |
Output is correct |
| 2 |
Correct |
1 ms |
336 KB |
Output is correct |
| 3 |
Correct |
1 ms |
336 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
336 KB |
Output is correct |
| 2 |
Correct |
1 ms |
336 KB |
Output is correct |
| 3 |
Correct |
1 ms |
336 KB |
Output is correct |
| 4 |
Correct |
1 ms |
336 KB |
Output is correct |
| 5 |
Correct |
1 ms |
336 KB |
Output is correct |
| 6 |
Correct |
1 ms |
336 KB |
Output is correct |
| 7 |
Correct |
1 ms |
336 KB |
Output is correct |
| 8 |
Correct |
1 ms |
336 KB |
Output is correct |
| 9 |
Correct |
1 ms |
336 KB |
Output is correct |
| 10 |
Correct |
1 ms |
336 KB |
Output is correct |
| 11 |
Correct |
1 ms |
336 KB |
Output is correct |
| 12 |
Correct |
1 ms |
336 KB |
Output is correct |
| 13 |
Correct |
1 ms |
336 KB |
Output is correct |
| 14 |
Correct |
1 ms |
336 KB |
Output is correct |
| 15 |
Correct |
1 ms |
336 KB |
Output is correct |
| 16 |
Correct |
1 ms |
336 KB |
Output is correct |
| 17 |
Correct |
1 ms |
336 KB |
Output is correct |
| 18 |
Correct |
1 ms |
336 KB |
Output is correct |
| 19 |
Correct |
1 ms |
336 KB |
Output is correct |
| 20 |
Correct |
1 ms |
336 KB |
Output is correct |
| 21 |
Correct |
2 ms |
336 KB |
Output is correct |
| 22 |
Correct |
1 ms |
336 KB |
Output is correct |
| 23 |
Correct |
1 ms |
336 KB |
Output is correct |
| 24 |
Correct |
1 ms |
336 KB |
Output is correct |
| 25 |
Correct |
1 ms |
336 KB |
Output is correct |
| 26 |
Correct |
1 ms |
336 KB |
Output is correct |
| 27 |
Correct |
1 ms |
336 KB |
Output is correct |
| 28 |
Correct |
1 ms |
504 KB |
Output is correct |
| 29 |
Correct |
1 ms |
340 KB |
Output is correct |
| 30 |
Correct |
1 ms |
336 KB |
Output is correct |
| 31 |
Correct |
1 ms |
504 KB |
Output is correct |
| 32 |
Correct |
1 ms |
336 KB |
Output is correct |
| 33 |
Correct |
1 ms |
336 KB |
Output is correct |
| 34 |
Correct |
1 ms |
344 KB |
Output is correct |
| 35 |
Correct |
1 ms |
336 KB |
Output is correct |
| 36 |
Correct |
1 ms |
340 KB |
Output is correct |
| 37 |
Correct |
1 ms |
336 KB |
Output is correct |
| 38 |
Correct |
1 ms |
336 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
336 KB |
Output is correct |
| 2 |
Correct |
1 ms |
336 KB |
Output is correct |
| 3 |
Correct |
1 ms |
336 KB |
Output is correct |
| 4 |
Correct |
1 ms |
336 KB |
Output is correct |
| 5 |
Correct |
1 ms |
336 KB |
Output is correct |
| 6 |
Correct |
1 ms |
336 KB |
Output is correct |
| 7 |
Correct |
1 ms |
336 KB |
Output is correct |
| 8 |
Correct |
1 ms |
336 KB |
Output is correct |
| 9 |
Correct |
1 ms |
336 KB |
Output is correct |
| 10 |
Correct |
1 ms |
336 KB |
Output is correct |
| 11 |
Correct |
1 ms |
336 KB |
Output is correct |
| 12 |
Correct |
1 ms |
336 KB |
Output is correct |
| 13 |
Correct |
1 ms |
336 KB |
Output is correct |
| 14 |
Correct |
1 ms |
336 KB |
Output is correct |
| 15 |
Correct |
1 ms |
336 KB |
Output is correct |
| 16 |
Correct |
1 ms |
336 KB |
Output is correct |
| 17 |
Correct |
1 ms |
336 KB |
Output is correct |
| 18 |
Correct |
1 ms |
336 KB |
Output is correct |
| 19 |
Correct |
1 ms |
336 KB |
Output is correct |
| 20 |
Correct |
1 ms |
336 KB |
Output is correct |
| 21 |
Correct |
1 ms |
336 KB |
Output is correct |
| 22 |
Correct |
1 ms |
336 KB |
Output is correct |
| 23 |
Correct |
1 ms |
336 KB |
Output is correct |
| 24 |
Correct |
2 ms |
336 KB |
Output is correct |
| 25 |
Correct |
1 ms |
336 KB |
Output is correct |
| 26 |
Correct |
1 ms |
336 KB |
Output is correct |
| 27 |
Correct |
1 ms |
336 KB |
Output is correct |
| 28 |
Correct |
1 ms |
336 KB |
Output is correct |
| 29 |
Correct |
1 ms |
336 KB |
Output is correct |
| 30 |
Correct |
1 ms |
336 KB |
Output is correct |
| 31 |
Correct |
1 ms |
504 KB |
Output is correct |
| 32 |
Correct |
1 ms |
340 KB |
Output is correct |
| 33 |
Correct |
1 ms |
336 KB |
Output is correct |
| 34 |
Correct |
1 ms |
504 KB |
Output is correct |
| 35 |
Correct |
1 ms |
336 KB |
Output is correct |
| 36 |
Correct |
1 ms |
336 KB |
Output is correct |
| 37 |
Correct |
1 ms |
344 KB |
Output is correct |
| 38 |
Correct |
1 ms |
336 KB |
Output is correct |
| 39 |
Correct |
1 ms |
340 KB |
Output is correct |
| 40 |
Correct |
1 ms |
336 KB |
Output is correct |
| 41 |
Correct |
1 ms |
336 KB |
Output is correct |
| 42 |
Correct |
1 ms |
344 KB |
Output is correct |
| 43 |
Correct |
1 ms |
336 KB |
Output is correct |
| 44 |
Correct |
1 ms |
336 KB |
Output is correct |
| 45 |
Correct |
1 ms |
336 KB |
Output is correct |
| 46 |
Correct |
1 ms |
336 KB |
Output is correct |
| 47 |
Correct |
1 ms |
336 KB |
Output is correct |
| 48 |
Correct |
1 ms |
336 KB |
Output is correct |
| 49 |
Correct |
1 ms |
336 KB |
Output is correct |
| 50 |
Correct |
1 ms |
336 KB |
Output is correct |
| 51 |
Correct |
1 ms |
336 KB |
Output is correct |
| 52 |
Correct |
1 ms |
336 KB |
Output is correct |
| 53 |
Correct |
1 ms |
336 KB |
Output is correct |
| 54 |
Correct |
1 ms |
504 KB |
Output is correct |
| 55 |
Correct |
1 ms |
336 KB |
Output is correct |
| 56 |
Correct |
1 ms |
336 KB |
Output is correct |
| 57 |
Correct |
1 ms |
336 KB |
Output is correct |
| 58 |
Correct |
1 ms |
336 KB |
Output is correct |
| 59 |
Correct |
1 ms |
336 KB |
Output is correct |
| 60 |
Correct |
1 ms |
508 KB |
Output is correct |
| 61 |
Correct |
1 ms |
336 KB |
Output is correct |
| 62 |
Correct |
1 ms |
336 KB |
Output is correct |
| 63 |
Correct |
1 ms |
336 KB |
Output is correct |
| 64 |
Correct |
1 ms |
336 KB |
Output is correct |
| 65 |
Correct |
1 ms |
336 KB |
Output is correct |
| 66 |
Correct |
1 ms |
336 KB |
Output is correct |
| 67 |
Correct |
1 ms |
336 KB |
Output is correct |
| 68 |
Correct |
1 ms |
336 KB |
Output is correct |
| 69 |
Correct |
1 ms |
336 KB |
Output is correct |
| 70 |
Correct |
1 ms |
336 KB |
Output is correct |
| 71 |
Correct |
1 ms |
336 KB |
Output is correct |
| 72 |
Correct |
1 ms |
336 KB |
Output is correct |
| 73 |
Correct |
1 ms |
336 KB |
Output is correct |
| 74 |
Correct |
1 ms |
336 KB |
Output is correct |
| 75 |
Correct |
1 ms |
336 KB |
Output is correct |
| 76 |
Correct |
1 ms |
336 KB |
Output is correct |
| 77 |
Correct |
1 ms |
336 KB |
Output is correct |
| 78 |
Correct |
1 ms |
336 KB |
Output is correct |
| 79 |
Correct |
1 ms |
336 KB |
Output is correct |
| 80 |
Correct |
1 ms |
336 KB |
Output is correct |
| 81 |
Correct |
1 ms |
336 KB |
Output is correct |
| 82 |
Partially correct |
1 ms |
336 KB |
Output is partially correct |
