# | Submission time | Handle | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
37531 | 2017-12-26T05:21:03 Z | Just_Solve_The_Problem | Split the sequence (APIO14_sequence) | C++11 | 1179 ms | 82880 KB |
#include <bits/stdc++.h> using namespace std; #define pb push_back #define ll long long const int N = (int)1e5 + 7; const ll inf = (ll)1e18 + 7; ll dp[2][N]; ll pref[N]; int backtrack[201][N]; int n; ll calc (int l, int r) { return pref[l] * (pref[r] - pref[l]); } void div (int k, int l, int r, int optl, int optr) { if (l > r) return; int mid = (l + r) >> 1; dp[k & 1][mid] = 0; int opt = optl; for (int i = optl; i <= min(mid - 1, optr); i++) { ll cur = dp[k & 1 ^ 1][i] + calc(i, mid); if (cur >= dp[k & 1][mid]) { dp[k & 1][mid] = cur; opt = i; } } backtrack[k][mid] = opt; div(k, l, mid - 1, optl, opt); div(k, mid + 1, r, opt, optr); } main () { int k; scanf ("%d %d", &n, &k); for (int i = 1; i <= n; i++) { scanf ("%lld", pref + i); pref[i] += pref[i - 1]; } for (int i = 1; i <= k; i++) { div(i, 1, n, 1, n - 1); } printf ("%lld\n", dp[k & 1][n]); while (k > 0 && n > 0) { printf ("%d ", backtrack[k][n]); n = backtrack[k][n]; k--; } } /* 7 3 4 1 3 4 0 2 3 */
Compilation message
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 108 == 108 |
2 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 999 == 999 |
3 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 0 == 0 |
4 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 1542524 == 1542524 |
5 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 4500000000 == 4500000000 |
6 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 1 == 1 |
7 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 1 == 1 |
8 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 1 == 1 |
9 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 100400096 == 100400096 |
10 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 900320000 == 900320000 |
11 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 3698080248 == 3698080248 |
12 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 3200320000 == 3200320000 |
13 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 140072 == 140072 |
14 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 376041456 == 376041456 |
15 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 805 == 805 |
16 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 900189994 == 900189994 |
17 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 999919994 == 999919994 |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 1093956 == 1093956 |
2 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 302460000 == 302460000 |
3 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 122453454361 == 122453454361 |
4 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 93663683509 == 93663683509 |
5 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 1005304678 == 1005304678 |
6 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 933702 == 933702 |
7 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 25082842857 == 25082842857 |
8 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 687136 == 687136 |
9 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 27295930079 == 27295930079 |
10 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 29000419931 == 29000419931 |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 610590000 == 610590000 |
2 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 311760000 == 311760000 |
3 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 1989216017013 == 1989216017013 |
4 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 1499437552673 == 1499437552673 |
5 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 1019625819 == 1019625819 |
6 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 107630884 == 107630884 |
7 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 475357671774 == 475357671774 |
8 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 193556962 == 193556962 |
9 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 482389919803 == 482389919803 |
10 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 490686959791 == 490686959791 |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 21503404 == 21503404 |
2 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 140412195 == 140412195 |
3 | Correct | 6 ms | 82880 KB | contestant found the optimal answer: 49729674225461 == 49729674225461 |
4 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 37485571387523 == 37485571387523 |
5 | Correct | 13 ms | 82880 KB | contestant found the optimal answer: 679388326 == 679388326 |
6 | Correct | 6 ms | 82880 KB | contestant found the optimal answer: 4699030287 == 4699030287 |
7 | Correct | 9 ms | 82880 KB | contestant found the optimal answer: 12418819758185 == 12418819758185 |
8 | Correct | 3 ms | 82880 KB | contestant found the optimal answer: 31093317350 == 31093317350 |
9 | Correct | 3 ms | 82880 KB | contestant found the optimal answer: 12194625429236 == 12194625429236 |
10 | Correct | 3 ms | 82880 KB | contestant found the optimal answer: 12345131038664 == 12345131038664 |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 3 ms | 82880 KB | contestant found the optimal answer: 1818678304 == 1818678304 |
2 | Correct | 3 ms | 82880 KB | contestant found the optimal answer: 1326260195 == 1326260195 |
3 | Correct | 69 ms | 82880 KB | contestant found the optimal answer: 4973126687469639 == 4973126687469639 |
4 | Correct | 0 ms | 82880 KB | contestant found the optimal answer: 3748491676694116 == 3748491676694116 |
5 | Correct | 63 ms | 82880 KB | contestant found the optimal answer: 1085432199 == 1085432199 |
6 | Correct | 59 ms | 82880 KB | contestant found the optimal answer: 514790755404 == 514790755404 |
7 | Correct | 66 ms | 82880 KB | contestant found the optimal answer: 1256105310476641 == 1256105310476641 |
8 | Correct | 49 ms | 82880 KB | contestant found the optimal answer: 3099592898816 == 3099592898816 |
9 | Correct | 59 ms | 82880 KB | contestant found the optimal answer: 1241131419367412 == 1241131419367412 |
10 | Correct | 73 ms | 82880 KB | contestant found the optimal answer: 1243084101967798 == 1243084101967798 |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 29 ms | 82880 KB | contestant found the optimal answer: 19795776960 == 19795776960 |
2 | Correct | 26 ms | 82880 KB | contestant found the optimal answer: 19874432173 == 19874432173 |
3 | Correct | 739 ms | 82880 KB | contestant found the optimal answer: 497313449256899208 == 497313449256899208 |
4 | Correct | 26 ms | 82880 KB | contestant found the optimal answer: 374850090734572421 == 374850090734572421 |
5 | Correct | 1179 ms | 82880 KB | contestant found the optimal answer: 36183271951 == 36183271951 |
6 | Correct | 783 ms | 82880 KB | contestant found the optimal answer: 51629847150471 == 51629847150471 |
7 | Correct | 929 ms | 82880 KB | contestant found the optimal answer: 124074747024496432 == 124074747024496432 |
8 | Correct | 593 ms | 82880 KB | contestant found the optimal answer: 309959349080800 == 309959349080800 |
9 | Correct | 623 ms | 82880 KB | contestant found the optimal answer: 124113525649823701 == 124113525649823701 |
10 | Correct | 836 ms | 82880 KB | contestant found the optimal answer: 124309619349406845 == 124309619349406845 |