import sys
from collections import deque
input = sys.stdin.readline
def intersect(L1, L2):
return (L2[1]-L1[1])/(L1[0]-L2[0])
N, K = map(int, input().split())
psum = list(map(int, input().split()))
#Prefix Sum
for i in range(1, N): psum[i] += psum[i-1]
#Initialize DP Table
prev = [[0]*N for _ in range(K)]
DP = [[0]*N for _ in range(2)]
for k in range(K):
F = deque(); F.append((0, int(-1e14), -1, -1))
for i in range(k+1, N):
g = (psum[i-1], DP[(k%2)^1][i-1]-psum[i-1]*psum[i-1], 0, i-1)
if F[-1][0] == g[0] and F[-1][1] < g[1]:
F.pop()
while F:
g = (g[0], g[1], intersect(F[-1], g), g[3])
if F[-1][2] < g[2]: break
F.pop()
F.append(g)
elif F[-1][0] != g[0]:
while F:
g = (g[0], g[1], intersect(F[-1], g), g[3])
if F[-1][2] < g[2]: break
F.pop()
F.append(g)
X = psum[i]
while len(F)>1 and F[1][2] < X: F.popleft()
DP[k%2][i] = F[0][0] * X + F[0][1]
prev[k][i] = F[0][3]
print(DP[(K-1)%2][N-1])
temp = N-1; q = K-1; L = []
while q>=0:
L.append(prev[q][temp]+1)
temp = prev[q][temp]; q -= 1
L.sort()
print(' '.join(map(str, L)))
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
42 ms |
18692 KB |
contestant found the optimal answer: 108 == 108 |
2 |
Correct |
42 ms |
18636 KB |
contestant found the optimal answer: 999 == 999 |
3 |
Correct |
40 ms |
18608 KB |
contestant found the optimal answer: 0 == 0 |
4 |
Correct |
40 ms |
18556 KB |
contestant found the optimal answer: 1542524 == 1542524 |
5 |
Correct |
43 ms |
18588 KB |
contestant found the optimal answer: 4500000000 == 4500000000 |
6 |
Correct |
41 ms |
18604 KB |
contestant found the optimal answer: 1 == 1 |
7 |
Correct |
40 ms |
18556 KB |
contestant found the optimal answer: 1 == 1 |
8 |
Correct |
40 ms |
18592 KB |
contestant found the optimal answer: 1 == 1 |
9 |
Correct |
48 ms |
18516 KB |
contestant found the optimal answer: 100400096 == 100400096 |
10 |
Correct |
44 ms |
18604 KB |
contestant found the optimal answer: 900320000 == 900320000 |
11 |
Correct |
40 ms |
18640 KB |
contestant found the optimal answer: 3698080248 == 3698080248 |
12 |
Correct |
42 ms |
18632 KB |
contestant found the optimal answer: 3200320000 == 3200320000 |
13 |
Correct |
40 ms |
18656 KB |
contestant found the optimal answer: 140072 == 140072 |
14 |
Correct |
45 ms |
18592 KB |
contestant found the optimal answer: 376041456 == 376041456 |
15 |
Correct |
40 ms |
18560 KB |
contestant found the optimal answer: 805 == 805 |
16 |
Correct |
45 ms |
18604 KB |
contestant found the optimal answer: 900189994 == 900189994 |
17 |
Correct |
40 ms |
18528 KB |
contestant found the optimal answer: 999919994 == 999919994 |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
44 ms |
18704 KB |
contestant found the optimal answer: 1093956 == 1093956 |
2 |
Correct |
41 ms |
18696 KB |
contestant found the optimal answer: 302460000 == 302460000 |
3 |
Correct |
61 ms |
20224 KB |
contestant found the optimal answer: 122453454361 == 122453454361 |
4 |
Correct |
44 ms |
18656 KB |
contestant found the optimal answer: 93663683509 == 93663683509 |
5 |
Correct |
43 ms |
18696 KB |
contestant found the optimal answer: 1005304678 == 1005304678 |
6 |
Correct |
43 ms |
18660 KB |
contestant found the optimal answer: 933702 == 933702 |
7 |
Correct |
47 ms |
18680 KB |
contestant found the optimal answer: 25082842857 == 25082842857 |
8 |
Correct |
47 ms |
18740 KB |
contestant found the optimal answer: 687136 == 687136 |
9 |
Correct |
43 ms |
18636 KB |
contestant found the optimal answer: 27295930079 == 27295930079 |
10 |
Correct |
44 ms |
18668 KB |
contestant found the optimal answer: 29000419931 == 29000419931 |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
46 ms |
18804 KB |
contestant found the optimal answer: 610590000 == 610590000 |
2 |
Correct |
47 ms |
18704 KB |
contestant found the optimal answer: 311760000 == 311760000 |
3 |
Correct |
89 ms |
22284 KB |
contestant found the optimal answer: 1989216017013 == 1989216017013 |
4 |
Correct |
47 ms |
18664 KB |
contestant found the optimal answer: 1499437552673 == 1499437552673 |
5 |
Correct |
102 ms |
23824 KB |
contestant found the optimal answer: 1019625819 == 1019625819 |
6 |
Correct |
109 ms |
24488 KB |
contestant found the optimal answer: 107630884 == 107630884 |
7 |
Correct |
102 ms |
23460 KB |
contestant found the optimal answer: 475357671774 == 475357671774 |
8 |
Correct |
66 ms |
20704 KB |
contestant found the optimal answer: 193556962 == 193556962 |
9 |
Correct |
78 ms |
21544 KB |
contestant found the optimal answer: 482389919803 == 482389919803 |
10 |
Correct |
88 ms |
22704 KB |
contestant found the optimal answer: 490686959791 == 490686959791 |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
70 ms |
20704 KB |
contestant found the optimal answer: 21503404 == 21503404 |
2 |
Correct |
63 ms |
20684 KB |
contestant found the optimal answer: 140412195 == 140412195 |
3 |
Correct |
122 ms |
25640 KB |
contestant found the optimal answer: 49729674225461 == 49729674225461 |
4 |
Correct |
64 ms |
20960 KB |
contestant found the optimal answer: 37485571387523 == 37485571387523 |
5 |
Correct |
124 ms |
25400 KB |
contestant found the optimal answer: 679388326 == 679388326 |
6 |
Correct |
134 ms |
25648 KB |
contestant found the optimal answer: 4699030287 == 4699030287 |
7 |
Correct |
135 ms |
25776 KB |
contestant found the optimal answer: 12418819758185 == 12418819758185 |
8 |
Correct |
141 ms |
25768 KB |
contestant found the optimal answer: 31093317350 == 31093317350 |
9 |
Correct |
95 ms |
23076 KB |
contestant found the optimal answer: 12194625429236 == 12194625429236 |
10 |
Correct |
116 ms |
24532 KB |
contestant found the optimal answer: 12345131038664 == 12345131038664 |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
129 ms |
26744 KB |
contestant found the optimal answer: 1818678304 == 1818678304 |
2 |
Correct |
125 ms |
26712 KB |
contestant found the optimal answer: 1326260195 == 1326260195 |
3 |
Correct |
423 ms |
52672 KB |
contestant found the optimal answer: 4973126687469639 == 4973126687469639 |
4 |
Correct |
102 ms |
26736 KB |
contestant found the optimal answer: 3748491676694116 == 3748491676694116 |
5 |
Correct |
369 ms |
43084 KB |
contestant found the optimal answer: 1085432199 == 1085432199 |
6 |
Correct |
370 ms |
41644 KB |
contestant found the optimal answer: 514790755404 == 514790755404 |
7 |
Correct |
436 ms |
46864 KB |
contestant found the optimal answer: 1256105310476641 == 1256105310476641 |
8 |
Correct |
367 ms |
43520 KB |
contestant found the optimal answer: 3099592898816 == 3099592898816 |
9 |
Correct |
372 ms |
45524 KB |
contestant found the optimal answer: 1241131419367412 == 1241131419367412 |
10 |
Correct |
424 ms |
50732 KB |
contestant found the optimal answer: 1243084101967798 == 1243084101967798 |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
272 ms |
48792 KB |
contestant found the optimal answer: 19795776960 == 19795776960 |
2 |
Correct |
299 ms |
53208 KB |
contestant found the optimal answer: 19874432173 == 19874432173 |
3 |
Runtime error |
118 ms |
131072 KB |
Execution killed with signal 9 |
4 |
Halted |
0 ms |
0 KB |
- |