#include<bits/stdc++.h>
#include "peru.h"
using namespace std;
#define ll long long
#define pii pair<int,int>
#define f first
#define s second
#define endl "\n"
const int N = 2e5 + 5, mod = 1e9 + 7; //!
int t;
void add(int &a, int c) {
a += c;
if(a >= mod) a -= mod;
}
int solve(int n, int k, int *x) {
vector<int> a(n + 1), p(n + 1);
vector<ll> dp(n + 1);
for(int i = 0; i < n; i++) a[i + 1] = x[i];
deque<pii> st;
multiset<ll> s;
p[0] = 1;
for(int i = 1; i <= n - 1; i++) p[i] = (ll)p[i - 1] * 23 % mod;
int ans = 0;
for(int i = 1; i <= n; i++) {
if(st.size() && st.front().s < i - k + 1) {
s.erase(s.find(dp[st.front().s - 1] + a[st.front().f]));
st.front().s++;
if(st.front().s > st.front().f) st.pop_front();
else s.insert(dp[st.front().s - 1] + a[st.front().f]);
}
int l = i;
while(st.size() && a[st.back().f] < a[i]) {
l = st.back().s;
s.erase(s.find(dp[l - 1] + a[st.back().f]));
st.pop_back();
}
st.push_back({i, l});
s.insert(a[i] + dp[l - 1]);
dp[i] = *s.begin();
add(ans, (ll)dp[i] % mod * p[n - i] % mod);
}
return ans;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
340 KB |
Output is correct |
| 2 |
Correct |
1 ms |
340 KB |
Output is correct |
| 3 |
Correct |
1 ms |
340 KB |
Output is correct |
| 4 |
Correct |
1 ms |
340 KB |
Output is correct |
| 5 |
Correct |
1 ms |
340 KB |
Output is correct |
| 6 |
Correct |
1 ms |
340 KB |
Output is correct |
| 7 |
Correct |
1 ms |
340 KB |
Output is correct |
| 8 |
Correct |
1 ms |
340 KB |
Output is correct |
| 9 |
Correct |
1 ms |
340 KB |
Output is correct |
| 10 |
Correct |
1 ms |
340 KB |
Output is correct |
| 11 |
Correct |
1 ms |
340 KB |
Output is correct |
| 12 |
Correct |
1 ms |
340 KB |
Output is correct |
| 13 |
Correct |
1 ms |
340 KB |
Output is correct |
| 14 |
Correct |
1 ms |
340 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
340 KB |
Output is correct |
| 2 |
Correct |
1 ms |
340 KB |
Output is correct |
| 3 |
Correct |
1 ms |
340 KB |
Output is correct |
| 4 |
Correct |
1 ms |
340 KB |
Output is correct |
| 5 |
Correct |
1 ms |
340 KB |
Output is correct |
| 6 |
Correct |
1 ms |
340 KB |
Output is correct |
| 7 |
Correct |
1 ms |
340 KB |
Output is correct |
| 8 |
Correct |
1 ms |
340 KB |
Output is correct |
| 9 |
Correct |
1 ms |
340 KB |
Output is correct |
| 10 |
Correct |
1 ms |
340 KB |
Output is correct |
| 11 |
Correct |
1 ms |
340 KB |
Output is correct |
| 12 |
Correct |
1 ms |
340 KB |
Output is correct |
| 13 |
Correct |
1 ms |
340 KB |
Output is correct |
| 14 |
Correct |
1 ms |
340 KB |
Output is correct |
| 15 |
Correct |
90 ms |
8320 KB |
Output is correct |
| 16 |
Correct |
95 ms |
8204 KB |
Output is correct |
| 17 |
Correct |
90 ms |
8288 KB |
Output is correct |
| 18 |
Correct |
63 ms |
8276 KB |
Output is correct |
| 19 |
Correct |
61 ms |
8256 KB |
Output is correct |
| 20 |
Correct |
60 ms |
8276 KB |
Output is correct |
| 21 |
Correct |
94 ms |
8276 KB |
Output is correct |
| 22 |
Correct |
98 ms |
8292 KB |
Output is correct |
| 23 |
Correct |
99 ms |
8404 KB |
Output is correct |
| 24 |
Correct |
89 ms |
8276 KB |
Output is correct |
| 25 |
Correct |
85 ms |
8276 KB |
Output is correct |
| 26 |
Correct |
90 ms |
8204 KB |
Output is correct |
| 27 |
Correct |
90 ms |
8332 KB |
Output is correct |
| 28 |
Correct |
90 ms |
8276 KB |
Output is correct |
| 29 |
Correct |
92 ms |
8480 KB |
Output is correct |
| 30 |
Correct |
89 ms |
8328 KB |
Output is correct |
| 31 |
Correct |
86 ms |
8276 KB |
Output is correct |
| 32 |
Correct |
108 ms |
8420 KB |
Output is correct |
| 33 |
Correct |
88 ms |
8220 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
90 ms |
8320 KB |
Output is correct |
| 2 |
Correct |
95 ms |
8204 KB |
Output is correct |
| 3 |
Correct |
90 ms |
8288 KB |
Output is correct |
| 4 |
Correct |
63 ms |
8276 KB |
Output is correct |
| 5 |
Correct |
61 ms |
8256 KB |
Output is correct |
| 6 |
Correct |
60 ms |
8276 KB |
Output is correct |
| 7 |
Correct |
94 ms |
8276 KB |
Output is correct |
| 8 |
Correct |
98 ms |
8292 KB |
Output is correct |
| 9 |
Correct |
99 ms |
8404 KB |
Output is correct |
| 10 |
Correct |
89 ms |
8276 KB |
Output is correct |
| 11 |
Correct |
85 ms |
8276 KB |
Output is correct |
| 12 |
Correct |
90 ms |
8204 KB |
Output is correct |
| 13 |
Correct |
90 ms |
8332 KB |
Output is correct |
| 14 |
Correct |
90 ms |
8276 KB |
Output is correct |
| 15 |
Correct |
92 ms |
8480 KB |
Output is correct |
| 16 |
Correct |
89 ms |
8328 KB |
Output is correct |
| 17 |
Correct |
86 ms |
8276 KB |
Output is correct |
| 18 |
Correct |
108 ms |
8420 KB |
Output is correct |
| 19 |
Correct |
88 ms |
8220 KB |
Output is correct |
| 20 |
Correct |
1 ms |
340 KB |
Output is correct |
| 21 |
Correct |
1 ms |
340 KB |
Output is correct |
| 22 |
Correct |
1 ms |
340 KB |
Output is correct |
| 23 |
Correct |
1 ms |
340 KB |
Output is correct |
| 24 |
Correct |
1 ms |
340 KB |
Output is correct |
| 25 |
Correct |
1 ms |
340 KB |
Output is correct |
| 26 |
Correct |
1 ms |
340 KB |
Output is correct |
| 27 |
Correct |
1 ms |
340 KB |
Output is correct |
| 28 |
Correct |
1 ms |
340 KB |
Output is correct |
| 29 |
Correct |
1 ms |
340 KB |
Output is correct |
| 30 |
Correct |
1 ms |
340 KB |
Output is correct |
| 31 |
Correct |
1 ms |
340 KB |
Output is correct |
| 32 |
Correct |
1 ms |
340 KB |
Output is correct |
| 33 |
Correct |
1 ms |
340 KB |
Output is correct |
| 34 |
Correct |
577 ms |
49616 KB |
Output is correct |
| 35 |
Execution timed out |
613 ms |
49908 KB |
Time limit exceeded |
| 36 |
Halted |
0 ms |
0 KB |
- |
