Task: | Odd sequence |
Sender: | Olli Järviniemi |
Submission time: | 2017-09-12 17:46:30 +0300 |
Language: | C++ |
Status: | READY |
Result: | WRONG ANSWER |
test | verdict | time | |
---|---|---|---|
#1 | ACCEPTED | 0.59 s | details |
#2 | WRONG ANSWER | 0.31 s | details |
#3 | WRONG ANSWER | 0.23 s | details |
#4 | ACCEPTED | 0.53 s | details |
#5 | WRONG ANSWER | 0.03 s | details |
#6 | WRONG ANSWER | 0.05 s | details |
#7 | ACCEPTED | 0.03 s | details |
#8 | ACCEPTED | 0.04 s | details |
#9 | ACCEPTED | 0.04 s | details |
#10 | ACCEPTED | 0.05 s | details |
#11 | WRONG ANSWER | 0.04 s | details |
#12 | WRONG ANSWER | 0.05 s | details |
#13 | ACCEPTED | 0.05 s | details |
#14 | WRONG ANSWER | 0.03 s | details |
#15 | ACCEPTED | 0.03 s | details |
#16 | ACCEPTED | 0.04 s | details |
#17 | ACCEPTED | 0.05 s | details |
#18 | WRONG ANSWER | 0.05 s | details |
#19 | WRONG ANSWER | 0.04 s | details |
#20 | WRONG ANSWER | 0.06 s | details |
#21 | WRONG ANSWER | 0.07 s | details |
#22 | ACCEPTED | 0.04 s | details |
#23 | ACCEPTED | 0.04 s | details |
#24 | ACCEPTED | 0.03 s | details |
#25 | ACCEPTED | 0.03 s | details |
#26 | ACCEPTED | 0.05 s | details |
#27 | ACCEPTED | 0.05 s | details |
#28 | WRONG ANSWER | 0.05 s | details |
#29 | WRONG ANSWER | 0.04 s | details |
#30 | ACCEPTED | 0.05 s | details |
#31 | ACCEPTED | 0.04 s | details |
#32 | ACCEPTED | 0.03 s | details |
#33 | ACCEPTED | 0.04 s | details |
#34 | WRONG ANSWER | 0.04 s | details |
#35 | ACCEPTED | 0.04 s | details |
#36 | WRONG ANSWER | 0.05 s | details |
#37 | WRONG ANSWER | 0.04 s | details |
#38 | ACCEPTED | 0.04 s | details |
#39 | ACCEPTED | 0.05 s | details |
#40 | ACCEPTED | 0.04 s | details |
#41 | ACCEPTED | 0.04 s | details |
#42 | WRONG ANSWER | 0.04 s | details |
#43 | WRONG ANSWER | 0.03 s | details |
#44 | WRONG ANSWER | 0.04 s | details |
#45 | ACCEPTED | 0.06 s | details |
#46 | ACCEPTED | 0.05 s | details |
#47 | ACCEPTED | 0.05 s | details |
#48 | ACCEPTED | 0.05 s | details |
#49 | ACCEPTED | 0.05 s | details |
#50 | WRONG ANSWER | 0.04 s | details |
#51 | WRONG ANSWER | 0.04 s | details |
Code
#include <iostream> using namespace std; const int N = (1e6) + 6; typedef long long ll; long long sums[N]; long long maxEven[N]; long long minEven[N]; long long maxOdd[N]; long long minOdd[N]; int main() { int n; cin >> n; for(int i = 1; i <= n; i++) { long long a; cin >> a; sums[i] = sums[i-1] + a; } maxEven[0] = sums[0]; maxOdd[1] = sums[1]; minEven[0] = sums[0]; minOdd[1] = sums[1]; long long best = sums[1]; for(int i = 0; i <= n - 3; i+=2) { maxEven[i+2] = max(maxEven[i], sums[i+2]); minEven[i+2] = min(minEven[i], sums[i+2]); maxOdd[i+3] = max(maxOdd[i+1], sums[i + 3]); minOdd[i+3] = min(minOdd[i+1], sums[i + 3]); best = max(best, maxEven[i+2] - minOdd[i+3]); best = max(best, maxOdd[i+3] - minEven[i+2]); } if(n%2 == 0) { int i = n - 2; maxEven[i+2] = max(maxEven[i], sums[i+2]); minEven[i+2] = min(minEven[i], sums[i+2]); best = max(best, maxEven[i+2] - minOdd[i+1]); } cout << best << "\n"; }
Test details
Test 1
Verdict: ACCEPTED
input |
---|
1000000 0 99833416 198669330 295520206... |
correct output |
---|
20008336040 |
user output |
---|
20008336040 |
Test 2
Verdict: WRONG ANSWER
input |
---|
1000000 -84 -60 -41 -100 8 -8 -52 -62 ... |
correct output |
---|
48760 |
user output |
---|
58745 |
Test 3
Verdict: WRONG ANSWER
input |
---|
1000000 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ... |
correct output |
---|
5300 |
user output |
---|
14982 |
Test 4
Verdict: ACCEPTED
input |
---|
1000000 13915014 -15160138 25244495 40... |
correct output |
---|
105192740048 |
user output |
---|
105192740048 |
Test 5
Verdict: WRONG ANSWER
input |
---|
10 1 1 -1 -1 -1 1 0 -1 1 -1 |
correct output |
---|
1 |
user output |
---|
3 |
Test 6
Verdict: WRONG ANSWER
input |
---|
10 0 -1 1 -1 -1 -1 1 1 -1 -1 |
correct output |
---|
1 |
user output |
---|
3 |
Test 7
Verdict: ACCEPTED
input |
---|
10 1 0 1 -1 0 1 1 1 -1 0 |
correct output |
---|
3 |
user output |
---|
3 |
Test 8
Verdict: ACCEPTED
input |
---|
10 1 0 1 -1 0 1 -1 -1 0 1 |
correct output |
---|
2 |
user output |
---|
2 |
Test 9
Verdict: ACCEPTED
input |
---|
10 0 0 0 0 0 -1 1 -1 1 1 |
correct output |
---|
1 |
user output |
---|
1 |
Test 10
Verdict: ACCEPTED
input |
---|
10 1 -1 -1 1 1 0 1 0 1 0 |
correct output |
---|
4 |
user output |
---|
4 |
Test 11
Verdict: WRONG ANSWER
input |
---|
10 0 1 -1 -1 -1 1 1 0 0 0 |
correct output |
---|
2 |
user output |
---|
3 |
Test 12
Verdict: WRONG ANSWER
input |
---|
10 1 -1 -1 -1 -1 1 -1 1 0 1 |
correct output |
---|
2 |
user output |
---|
3 |
Test 13
Verdict: ACCEPTED
input |
---|
10 -1 0 1 0 -1 1 -1 0 1 -1 |
correct output |
---|
1 |
user output |
---|
1 |
Test 14
Verdict: WRONG ANSWER
input |
---|
10 1 -1 0 1 0 0 -1 0 -1 1 |
correct output |
---|
1 |
user output |
---|
2 |
Test 15
Verdict: ACCEPTED
input |
---|
10 1 1 1 0 -1 1 0 1 -1 1 |
correct output |
---|
3 |
user output |
---|
3 |
Test 16
Verdict: ACCEPTED
input |
---|
10 -1 1 1 0 -1 -1 0 1 0 1 |
correct output |
---|
2 |
user output |
---|
2 |
Test 17
Verdict: ACCEPTED
input |
---|
10 -1 -1 1 0 1 -1 1 1 1 -1 |
correct output |
---|
4 |
user output |
---|
4 |
Test 18
Verdict: WRONG ANSWER
input |
---|
10 -1 -1 -1 0 1 1 0 -1 1 -1 |
correct output |
---|
2 |
user output |
---|
3 |
Test 19
Verdict: WRONG ANSWER
input |
---|
10 -1 -1 0 -1 -1 -1 -1 0 1 1 |
correct output |
---|
2 |
user output |
---|
6 |
Test 20
Verdict: WRONG ANSWER
input |
---|
10 0 0 -1 -1 1 -1 0 0 1 -1 |
correct output |
---|
1 |
user output |
---|
2 |
Test 21
Verdict: WRONG ANSWER
input |
---|
10 -1 -1 -1 0 0 1 -1 1 0 0 |
correct output |
---|
1 |
user output |
---|
3 |
Test 22
Verdict: ACCEPTED
input |
---|
10 0 0 -1 1 0 -1 0 0 1 -1 |
correct output |
---|
1 |
user output |
---|
1 |
Test 23
Verdict: ACCEPTED
input |
---|
10 -1 0 0 1 0 0 0 0 1 0 |
correct output |
---|
2 |
user output |
---|
2 |
Test 24
Verdict: ACCEPTED
input |
---|
10 0 0 1 1 1 0 1 -1 1 0 |
correct output |
---|
4 |
user output |
---|
4 |
Test 25
Verdict: ACCEPTED
input |
---|
10 -1 0 1 0 -1 0 1 0 1 0 |
correct output |
---|
2 |
user output |
---|
2 |
Test 26
Verdict: ACCEPTED
input |
---|
10 1 -1 -1 1 1 -1 1 1 -1 0 |
correct output |
---|
3 |
user output |
---|
3 |
Test 27
Verdict: ACCEPTED
input |
---|
10 -1 1 -1 1 1 -1 -1 1 1 -1 |
correct output |
---|
1 |
user output |
---|
1 |
Test 28
Verdict: WRONG ANSWER
input |
---|
10 -1 0 -1 -1 -1 -1 -1 -1 -1 1 |
correct output |
---|
1 |
user output |
---|
8 |
Test 29
Verdict: WRONG ANSWER
input |
---|
10 1 0 -1 0 0 -1 0 1 -1 0 |
correct output |
---|
1 |
user output |
---|
2 |
Test 30
Verdict: ACCEPTED
input |
---|
10 -1 1 0 0 -1 1 1 1 0 1 |
correct output |
---|
4 |
user output |
---|
4 |
Test 31
Verdict: ACCEPTED
input |
---|
10 1 1 -1 -1 0 0 1 0 1 -1 |
correct output |
---|
2 |
user output |
---|
2 |
Test 32
Verdict: ACCEPTED
input |
---|
10 1 1 0 1 0 1 0 1 1 0 |
correct output |
---|
6 |
user output |
---|
6 |
Test 33
Verdict: ACCEPTED
input |
---|
10 -1 0 -1 1 1 1 1 -1 1 -1 |
correct output |
---|
3 |
user output |
---|
3 |
Test 34
Verdict: WRONG ANSWER
input |
---|
10 -1 0 1 1 -1 -1 1 -1 -1 0 |
correct output |
---|
2 |
user output |
---|
3 |
Test 35
Verdict: ACCEPTED
input |
---|
10 -1 -1 -1 1 0 1 -1 0 1 1 |
correct output |
---|
3 |
user output |
---|
3 |
Test 36
Verdict: WRONG ANSWER
input |
---|
10 0 1 1 -1 -1 -1 1 0 0 0 |
correct output |
---|
2 |
user output |
---|
3 |
Test 37
Verdict: WRONG ANSWER
input |
---|
10 -1 1 -1 -1 0 0 -1 0 -1 1 |
correct output |
---|
1 |
user output |
---|
4 |
Test 38
Verdict: ACCEPTED
input |
---|
10 -1 1 0 0 0 0 1 -1 -1 -1 |
correct output |
---|
1 |
user output |
---|
1 |
Test 39
Verdict: ACCEPTED
input |
---|
10 -1 -1 -1 1 -1 1 1 1 -1 1 |
correct output |
---|
3 |
user output |
---|
3 |
Test 40
Verdict: ACCEPTED
input |
---|
10 0 -1 -1 -1 1 1 1 1 0 1 |
correct output |
---|
4 |
user output |
---|
4 |
Test 41
Verdict: ACCEPTED
input |
---|
10 1 -1 0 1 0 0 0 -1 1 -1 |
correct output |
---|
1 |
user output |
---|
1 |
Test 42
Verdict: WRONG ANSWER
input |
---|
10 -1 0 -1 1 0 -1 0 0 0 -1 |
correct output |
---|
1 |
user output |
---|
2 |
Test 43
Verdict: WRONG ANSWER
input |
---|
10 -1 -1 1 0 1 -1 -1 -1 1 -1 |
correct output |
---|
2 |
user output |
---|
3 |
Test 44
Verdict: WRONG ANSWER
input |
---|
10 1 0 0 -1 1 -1 -1 1 0 0 |
correct output |
---|
1 |
user output |
---|
2 |
Test 45
Verdict: ACCEPTED
input |
---|
10 1 1 0 -1 1 1 1 -1 0 0 |
correct output |
---|
4 |
user output |
---|
4 |
Test 46
Verdict: ACCEPTED
input |
---|
10 1 0 -1 1 -1 0 0 1 -1 -1 |
correct output |
---|
1 |
user output |
---|
1 |
Test 47
Verdict: ACCEPTED
input |
---|
10 0 1 -1 0 1 1 1 0 -1 -1 |
correct output |
---|
3 |
user output |
---|
3 |
Test 48
Verdict: ACCEPTED
input |
---|
10 0 0 1 -1 0 1 -1 0 0 -1 |
correct output |
---|
1 |
user output |
---|
1 |
Test 49
Verdict: ACCEPTED
input |
---|
10 -1 0 1 1 0 -1 1 0 -1 1 |
correct output |
---|
2 |
user output |
---|
2 |
Test 50
Verdict: WRONG ANSWER
input |
---|
10 -1 1 0 1 -1 -1 -1 -1 1 0 |
correct output |
---|
2 |
user output |
---|
3 |
Test 51
Verdict: WRONG ANSWER
input |
---|
3 -10 -5 -2 |
correct output |
---|
-2 |
user output |
---|
17 |