#include <iostream>
#include <algorithm>
#include <math.h>
#include <vector>
#include <time.h>
#include <list>
using namespace std;
long fcelu(long n, list<long> a) {
if (n == 1)
return 2 * a.front() + n;
if (n == 2)
return a.front() + a.back() + n;
list<long> l = a;
l.sort();
vector<long> v;
for (long i = 0; i < (n+1)/2+1; i++) {
v.push_back(l.front());
l.pop_front();
}
if (n % 2 == 0)
return v[n/2-1]+v[n/2]+n;
else
return 2* v[(n+1)/2-1]+n;
}
vector<long> maximizefcelu(long n, list<long> a) {
list<long> l = a;
long fc;
long max = 0;
long ile = 0;
for (long i = 0; i < n; i++) {
for (long j = n; j > i; j--) {
l = a;
for (long k = 0; k <= i; k++)
if(!l.empty()&&k!=0)
l.pop_front();
for (long k = n; k >= j; k--)
if (!l.empty()&&k!=n)
l.pop_back();
fc= fcelu(j - i, l);
if (fc == max)
ile++;
if (fc > max) {
max = fc;
ile = 1;
}
}
}
return vector<long>{max, ile};
}
int main()
{
ios_base::sync_with_stdio(false);
long n, ai;
cin >> n;
list<long> a;
for (long i = 0; i < n; i++) {
cin >> ai;
a.push_back(ai);
}
cout << maximizefcelu(n, a)[0] << " " << maximizefcelu(n, a)[1] << endl;
return 0;
}
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 | #include <iostream> #include <algorithm> #include <math.h> #include <vector> #include <time.h> #include <list> using namespace std; long fcelu(long n, list<long> a) { if (n == 1) return 2 * a.front() + n; if (n == 2) return a.front() + a.back() + n; list<long> l = a; l.sort(); vector<long> v; for (long i = 0; i < (n+1)/2+1; i++) { v.push_back(l.front()); l.pop_front(); } if (n % 2 == 0) return v[n/2-1]+v[n/2]+n; else return 2* v[(n+1)/2-1]+n; } vector<long> maximizefcelu(long n, list<long> a) { list<long> l = a; long fc; long max = 0; long ile = 0; for (long i = 0; i < n; i++) { for (long j = n; j > i; j--) { l = a; for (long k = 0; k <= i; k++) if(!l.empty()&&k!=0) l.pop_front(); for (long k = n; k >= j; k--) if (!l.empty()&&k!=n) l.pop_back(); fc= fcelu(j - i, l); if (fc == max) ile++; if (fc > max) { max = fc; ile = 1; } } } return vector<long>{max, ile}; } int main() { ios_base::sync_with_stdio(false); long n, ai; cin >> n; list<long> a; for (long i = 0; i < n; i++) { cin >> ai; a.push_back(ai); } cout << maximizefcelu(n, a)[0] << " " << maximizefcelu(n, a)[1] << endl; return 0; } |
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