#include <bits/stdc++.h>
#include "books.h"
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
#define ALL(v) (v).begin(), (v).end()
#define MASK(i) (1LL << (i))
#define GETBIT(mask, i) (((mask) >> (i)) & 1)
// mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count());
mt19937_64 rng(1);
ll rngesus(ll l, ll r){return ((ull) rng()) % (r - l + 1) + l;}
ll max(ll a, ll b){return (a > b) ? a : b;}
ll min(ll a, ll b){return (a < b) ? a : b;}
ll LASTBIT(ll mask){return mask & (-mask);}
ll pop_cnt(ll mask){return __builtin_popcountll(mask);}
ll ctz(ll mask){return __builtin_ctzll(mask);}
ll clz(ll mask){return __builtin_clzll(mask);}
ll logOf(ll mask){return 63 - clz(mask);}
template <class T1, class T2>
bool minimize(T1 &a, T2 b){
if (a > b){a = b; return true;}
return false;
}
template <class T1, class T2>
bool maximize(T1 &a, T2 b){
if (a < b){a = b; return true;}
return false;
}
template <class T>
void printArr(T& a, string separator = " ", string finish = "\n"){
for(auto i: a) cout << i << separator;
cout << finish;
}
template <class T>
void remove_dup(vector<T> &a){
sort(ALL(a));
a.resize(unique(ALL(a)) - a.begin());
}
void solve(int n, int k, long long A, int S) {
vector<ll> a(n+1);
for(int i = 1; i<=k-1; ++i) a[i] = skim(i);
int l = k - 1, r = n;
while(l < r){
int mid = (l + r + 1) >> 1;
a[mid] = skim(mid);
ll sum = 0;
for(int i = 1; i<=k-1; ++i) sum += a[i];
sum += a[mid];
if (sum <= 2 * A) l = mid;
else r = mid - 1;
}
int x = l;
if (x == k-1){impossible(); return;}
vector<int> ans;
for(int i= 1; i<=k-1; ++i) ans.push_back(i);
ans.push_back(x);
ll sum = 0;
for(int i = 1; i<=k-1; ++i) sum += a[i];
sum += a[l];
if (sum < A) {
ans.clear();
int l = k-1, r = x-1;
while(l < r){
int mid = (l + r) >> 1;
if (a[mid] == 0) a[mid] = skim(mid);
ll sum = a[mid] * (k - 1) + (k-1) * (k-2) / 2;
if (sum >= A) r = mid;
else l = mid + 1;
}
int y = l;
l = max(1, y - k + 1), r = min(x - 1, y + k - 1);
if (r - l + 1 < k) {impossible(); return;}
for(int i = l; i<=r; ++i) if (a[i] == 0) a[i]= skim(i);
for(int i = l; i<=r-k+1; ++i){
vector<int> ans;
for(int j = 0; j< k; ++j) ans.push_back(i + j);
ll sum = 0;
for(int j: ans) sum += a[j];
if (sum >= A && sum <= A * 2){
answer(ans);
return;
}
}
impossible(); return;
}
else answer(ans);
}
// int main(void){
// ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);
// return 0;
// }
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
344 KB |
Output is correct |
3 |
Correct |
1 ms |
344 KB |
Output is correct |
4 |
Incorrect |
0 ms |
344 KB |
Incorrect |
5 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
344 KB |
Output is correct |
2 |
Correct |
1 ms |
344 KB |
Output is correct |
3 |
Correct |
0 ms |
344 KB |
Output is correct |
4 |
Incorrect |
0 ms |
344 KB |
Incorrect |
5 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
1112 KB |
Output is correct |
2 |
Correct |
1 ms |
1112 KB |
Output is correct |
3 |
Correct |
1 ms |
1112 KB |
Output is correct |
4 |
Correct |
1 ms |
1112 KB |
Output is correct |
5 |
Correct |
1 ms |
1112 KB |
Output is correct |
6 |
Correct |
1 ms |
1112 KB |
Output is correct |
7 |
Correct |
1 ms |
1112 KB |
Output is correct |
8 |
Incorrect |
1 ms |
1112 KB |
Incorrect |
9 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
1112 KB |
Output is correct |
2 |
Correct |
1 ms |
1112 KB |
Output is correct |
3 |
Correct |
1 ms |
1112 KB |
Output is correct |
4 |
Correct |
1 ms |
1112 KB |
Output is correct |
5 |
Correct |
1 ms |
1112 KB |
Output is correct |
6 |
Correct |
1 ms |
1112 KB |
Output is correct |
7 |
Correct |
1 ms |
1112 KB |
Output is correct |
8 |
Incorrect |
1 ms |
1112 KB |
Incorrect |
9 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
1112 KB |
Output is correct |
2 |
Correct |
1 ms |
1112 KB |
Output is correct |
3 |
Correct |
1 ms |
1112 KB |
Output is correct |
4 |
Correct |
1 ms |
1112 KB |
Output is correct |
5 |
Correct |
1 ms |
1112 KB |
Output is correct |
6 |
Correct |
1 ms |
1112 KB |
Output is correct |
7 |
Correct |
1 ms |
1112 KB |
Output is correct |
8 |
Incorrect |
1 ms |
1112 KB |
Incorrect |
9 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
1112 KB |
Output is correct |
2 |
Correct |
1 ms |
1112 KB |
Output is correct |
3 |
Correct |
1 ms |
1112 KB |
Output is correct |
4 |
Correct |
1 ms |
1112 KB |
Output is correct |
5 |
Correct |
1 ms |
1112 KB |
Output is correct |
6 |
Correct |
1 ms |
1112 KB |
Output is correct |
7 |
Correct |
1 ms |
1112 KB |
Output is correct |
8 |
Incorrect |
1 ms |
1112 KB |
Incorrect |
9 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
1112 KB |
Output is correct |
2 |
Correct |
1 ms |
1112 KB |
Output is correct |
3 |
Correct |
1 ms |
1112 KB |
Output is correct |
4 |
Correct |
1 ms |
1112 KB |
Output is correct |
5 |
Correct |
1 ms |
1112 KB |
Output is correct |
6 |
Correct |
1 ms |
1112 KB |
Output is correct |
7 |
Correct |
1 ms |
1112 KB |
Output is correct |
8 |
Incorrect |
1 ms |
1112 KB |
Incorrect |
9 |
Halted |
0 ms |
0 KB |
- |