#include <iostream>
#include <vector>
#include <cmath>
#include <algorithm>
#include <string>
using namespace std;
typedef long long int ll;
typedef unsigned long long int ull;
typedef long double ld;
#define REP(i,a,b) for(ll i=a; i<b; i++)
#define pb push_back
#define mp make_pair
#define pl pair<ll,ll>
#define ff first
#define ss second
#define INF ((ll) pow(2,63) -1)
int insig;
#define In(vecBRO, LENBRO) REP(IBRO,0,LENBRO) {cin>>insig; vecBRO.pb(insig);}
void Out(vector<ll> x) {REP(i,0,x.size()) {cout<<x[i]<<" ";} cout<<endl;}
int main()
{
ios_base::sync_with_stdio(0);
cin.tie(0);
ll N,Q; cin>>N; vector<int> a; In(a,N); cin>>Q;
int mx[N][N];
//vector<ll> xx; REP(i,0,N) {xx.pb(-1);} REP(i,0,N) {mx.pb(xx);}
REP(i,0,N)
{
mx[i][i]=a[i];
REP(j,i+1,N)
{
mx[i][j]=max(mx[i][j-1],a[j]);
}
}
int ans[N][N]; //REP(i,0,N) {ans.pb(xx);}
REP(i,2,N)
{
ans[i-2][i]=a[i-2]+a[i-1]+a[i];
for(ll j=i-3;j>=0;j--)
{
ans[j][i]=max(ans[j+1][i],a[i]+a[j]+mx[j+1][(int) floor((ld) (i+j)/2)]);
}
}
int t_ans[N][N]; //REP(i,0,N) {t_ans.pb(xx);}
REP(i,0,N-2)
{
t_ans[i][i+2]=ans[i][i+2];
REP(j,i+3,N)
{
t_ans[i][j]=max(t_ans[i][j-1],ans[i][j]);
}
}
ll l,r;
REP(i,0,Q)
{
cin>>l>>r; cout<<t_ans[l-1][r-1]<<endl;
}
return 0;
}
Compilation message
jumps.cpp: In function 'void Out(std::vector<long long int>)':
jumps.cpp:10:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
#define REP(i,a,b) for(ll i=a; i<b; i++)
jumps.cpp:19:29:
void Out(vector<ll> x) {REP(i,0,x.size()) {cout<<x[i]<<" ";} cout<<endl;}
~~~~~~~~~~~~
jumps.cpp:19:25: note: in expansion of macro 'REP'
void Out(vector<ll> x) {REP(i,0,x.size()) {cout<<x[i]<<" ";} cout<<endl;}
^~~
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
376 KB |
Output is correct |
2 |
Correct |
2 ms |
504 KB |
Output is correct |
3 |
Correct |
2 ms |
376 KB |
Output is correct |
4 |
Correct |
2 ms |
504 KB |
Output is correct |
5 |
Correct |
2 ms |
376 KB |
Output is correct |
6 |
Correct |
2 ms |
504 KB |
Output is correct |
7 |
Correct |
2 ms |
504 KB |
Output is correct |
8 |
Correct |
2 ms |
376 KB |
Output is correct |
9 |
Correct |
2 ms |
380 KB |
Output is correct |
10 |
Correct |
3 ms |
504 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
376 KB |
Output is correct |
2 |
Correct |
2 ms |
504 KB |
Output is correct |
3 |
Correct |
2 ms |
376 KB |
Output is correct |
4 |
Correct |
2 ms |
504 KB |
Output is correct |
5 |
Correct |
2 ms |
376 KB |
Output is correct |
6 |
Correct |
2 ms |
504 KB |
Output is correct |
7 |
Correct |
2 ms |
504 KB |
Output is correct |
8 |
Correct |
2 ms |
376 KB |
Output is correct |
9 |
Correct |
2 ms |
380 KB |
Output is correct |
10 |
Correct |
3 ms |
504 KB |
Output is correct |
11 |
Correct |
2207 ms |
210900 KB |
Output is correct |
12 |
Correct |
2195 ms |
210980 KB |
Output is correct |
13 |
Correct |
2233 ms |
210944 KB |
Output is correct |
14 |
Correct |
2227 ms |
210876 KB |
Output is correct |
15 |
Correct |
2218 ms |
211068 KB |
Output is correct |
16 |
Correct |
2204 ms |
210392 KB |
Output is correct |
17 |
Correct |
2234 ms |
210192 KB |
Output is correct |
18 |
Correct |
2220 ms |
210316 KB |
Output is correct |
19 |
Correct |
2223 ms |
210848 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Runtime error |
32 ms |
4080 KB |
Execution killed with signal 11 (could be triggered by violating memory limits) |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
376 KB |
Output is correct |
2 |
Correct |
2 ms |
504 KB |
Output is correct |
3 |
Correct |
2 ms |
376 KB |
Output is correct |
4 |
Correct |
2 ms |
504 KB |
Output is correct |
5 |
Correct |
2 ms |
376 KB |
Output is correct |
6 |
Correct |
2 ms |
504 KB |
Output is correct |
7 |
Correct |
2 ms |
504 KB |
Output is correct |
8 |
Correct |
2 ms |
376 KB |
Output is correct |
9 |
Correct |
2 ms |
380 KB |
Output is correct |
10 |
Correct |
3 ms |
504 KB |
Output is correct |
11 |
Correct |
2207 ms |
210900 KB |
Output is correct |
12 |
Correct |
2195 ms |
210980 KB |
Output is correct |
13 |
Correct |
2233 ms |
210944 KB |
Output is correct |
14 |
Correct |
2227 ms |
210876 KB |
Output is correct |
15 |
Correct |
2218 ms |
211068 KB |
Output is correct |
16 |
Correct |
2204 ms |
210392 KB |
Output is correct |
17 |
Correct |
2234 ms |
210192 KB |
Output is correct |
18 |
Correct |
2220 ms |
210316 KB |
Output is correct |
19 |
Correct |
2223 ms |
210848 KB |
Output is correct |
20 |
Runtime error |
32 ms |
4080 KB |
Execution killed with signal 11 (could be triggered by violating memory limits) |
21 |
Halted |
0 ms |
0 KB |
- |