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QOJ

ID	Problem	Submitter	Result	Time	Memory	Language	File size	Submit time	Judge time
#390105	#6570. Who Watches the Watchmen?	ucup-team1617	AC ✓	749ms	5164kb	C++23	11.9kb	2024-04-15 04:16:39	2024-04-15 04:16:40

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Details

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Test #1:

score: 100

Accepted

time: 1ms

memory: 3856kb

input:

7
0 0 0 1 0 0
1 0 0 -1 0 0
2 0 0 1 0 0
3 0 0 1 0 0
4 0 0 1 0 0
5 0 0 1 0 0
6 0 0 -1 0 0

output:

result:

ok single line: '1002'

Test #2:

score: 0

Accepted

time: 0ms

memory: 3920kb

input:

4
66 45 10 73 39 36
95 14 26 47 84 59
14 66 89 89 36 78
16 27 94 79 24 24

output:

result:

ok single line: '4'

Test #3:

score: 0

Accepted

time: 0ms

memory: 3920kb

input:

3
0 0 0 1 0 0
1 1 1 1 0 0
2 2 2 1 0 0

output:

result:

ok single line: '1002'

Test #4:

score: 0

Accepted

time: 0ms

memory: 3916kb

input:

3
0 0 0 1 1 1
1 1 1 1 0 0
2 2 2 1 0 0

output:

result:

ok single line: '1001'

Test #5:

score: 0

Accepted

time: 0ms

memory: 3904kb

input:

3
0 0 0 1 0 0
1 1 1 1 0 0
2 2 2 -1 -1 -1

output:

result:

ok single line: '1001'

Test #6:

score: 0

Accepted

time: 0ms

memory: 3904kb

input:

3
0 0 0 1 0 0
1 1 1 1 2 2
2 2 2 -1 -1 -1

output:

result:

ok single line: '1000'

Test #7:

score: 0

Accepted

time: 0ms

memory: 3868kb

input:

3
0 0 0 1 0 0
1 1 1 1 2 2
2 2 2 1 1 1

output:

result:

ok single line: '1001'

Test #8:

score: 0

Accepted

time: 0ms

memory: 3880kb

input:

1
0 0 0 3 1 4

output:

-1

result:

ok single line: '-1'

Test #9:

score: 0

Accepted

time: 0ms

memory: 3856kb

input:

4
0 0 0 1 1 1
1 0 0 -1 0 0
1 1 1 0 -1 0
1 0 1 0 1 0

output:

result:

ok single line: '1'

Test #10:

score: 0

Accepted

time: 185ms

memory: 4860kb

input:

500
0 0 0 1 0 0
1 0 0 1 0 0
2 0 0 -1 0 0
3 0 0 1 0 0
4 0 0 1 0 0
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20 0 0 -1 0 0
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output:

result:

ok single line: '250'

Test #11:

score: 0

Accepted

time: 182ms

memory: 4816kb

input:

500
0 0 0 0 1 0
0 1 0 0 1 0
0 2 0 0 -1 0
0 3 0 0 1 0
0 4 0 0 1 0
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0 19 0 0 -1 0
0 20 0 0 -1 0
0 21 0 0 1 0
0 22 0 0 1 0...

output:

result:

ok single line: '250'

Test #12:

score: 0

Accepted

time: 188ms

memory: 4960kb

input:

500
0 0 0 0 0 1
0 0 1 0 0 1
0 0 2 0 0 -1
0 0 3 0 0 1
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0 0 19 0 0 -1
0 0 20 0 0 -1
0 0 21 0 0 1
0 0 22 0 0 1...

output:

result:

ok single line: '250'

Test #13:

score: 0

Accepted

time: 0ms

memory: 3748kb

input:

5
1 0 0 1 -1 0
2 0 0 0 1 0
3 0 0 -1 0 0
4 0 0 -1 0 0
5 0 0 -1 0 0

output:

result:

ok single line: '1000'

Test #14:

score: 0

Accepted

time: 0ms

memory: 3884kb

input:

5
1 0 0 1 0 0
2 0 0 1 0 0
3 0 0 1 0 0
4 0 0 0 1 0
5 0 0 -1 -1 0

output:

result:

ok single line: '1000'

Test #15:

score: 0

Accepted

time: 0ms

memory: 3804kb

input:

6
0 1 0 1 0 0
0 2 0 0 2 0
0 3 0 0 3 0
0 4 0 0 4 0
0 5 0 0 5 0
0 6 0 0 6 0

output:

result:

ok single line: '4'

Test #16:

score: 0

Accepted

time: 0ms

memory: 4144kb

input:

9
1 0 0 1 0 0
2 0 0 1 0 0
3 0 0 1 0 0
0 1 0 0 1 0
0 2 0 0 1 0
0 3 0 0 1 0
0 0 1 0 0 1
0 0 2 0 0 1
0 0 3 0 0 1

output:

result:

ok single line: '3'

Test #17:

score: 0

Accepted

time: 172ms

memory: 4404kb

input:

499
0 0 0 1 0 0
1 0 0 1 0 0
2 0 0 -1 0 0
3 0 0 1 0 0
4 0 0 1 0 0
5 0 0 1 0 0
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21 0 0 1 0 0
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output:

result:

ok single line: '1220'

Test #18:

score: 0

Accepted

time: 155ms

memory: 4288kb

input:

499
0 0 0 0 1 0
0 1 0 0 1 0
0 2 0 0 -1 0
0 3 0 0 1 0
0 4 0 0 1 0
0 5 0 0 1 0
0 6 0 0 1 0
0 7 0 0 1 0
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0 18 0 0 -1 0
0 19 0 0 -1 0
0 20 0 0 -1 0
0 21 0 0 1 0
0 22 0 0 1 0...

output:

result:

ok single line: '1220'

Test #19:

score: 0

Accepted

time: 151ms

memory: 4288kb

input:

499
0 0 0 0 0 1
0 0 1 0 0 1
0 0 2 0 0 -1
0 0 3 0 0 1
0 0 4 0 0 1
0 0 5 0 0 1
0 0 6 0 0 1
0 0 7 0 0 1
0 0 8 0 0 1
0 0 9 0 0 1
0 0 10 0 0 -1
0 0 11 0 0 -1
0 0 12 0 0 1
0 0 13 0 0 -1
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0 0 16 0 0 1
0 0 17 0 0 -1
0 0 18 0 0 -1
0 0 19 0 0 -1
0 0 20 0 0 -1
0 0 21 0 0 1
0 0 22 0 0 1...

output:

result:

ok single line: '1220'

Test #20:

score: 0

Accepted

time: 0ms

memory: 3804kb

input:

5
0 0 0 0 -1 0
1 0 0 1 0 0
2 0 0 1 0 0
3 0 0 1 0 0
4 0 0 1 0 0

output:

result:

ok single line: '1001'

Test #21:

score: 0

Accepted

time: 0ms

memory: 3868kb

input:

5
0 0 0 1 0 0
1 0 0 1 0 0
2 0 0 1 0 0
3 0 0 1 0 0
4 0 0 0 1 0

output:

result:

ok single line: '1001'

Test #22:

score: 0

Accepted

time: 0ms

memory: 3860kb

input:

5
0 0 0 1 0 0
1 0 0 1 0 0
2 0 0 0 -1 0
3 0 0 1 0 0
4 0 0 -1 0 0

output:

result:

ok single line: '1001'

Test #23:

score: 0

Accepted

time: 0ms

memory: 3948kb

input:

5
0 0 0 1 0 0
1 0 0 -1 0 0
2 0 0 1 0 0
3 0 0 0 -1 0
4 0 0 1 0 0

output:

result:

ok single line: '1001'

Test #24:

score: 0

Accepted

time: 0ms

memory: 4216kb

input:

5
0 0 0 1 1 0
1 0 0 1 0 0
2 0 0 1 0 0
3 0 0 1 0 0
4 0 0 -1 -1 0

output:

result:

ok single line: '1001'

Test #25:

score: 0

Accepted

time: 0ms

memory: 3864kb

input:

5
0 0 0 1 1 0
1 0 0 1 0 0
2 0 0 1 0 0
3 0 0 1 0 0
4 0 0 1 1 0

output:

result:

ok single line: '1001'

Test #26:

score: 0

Accepted

time: 0ms

memory: 3852kb

input:

5
0 0 0 5 -1 0
1 0 0 1 0 0
2 0 0 1 0 0
3 0 0 1 0 0
4 0 0 1 -1 0

output:

result:

ok single line: '1001'

Test #27:

score: 0

Accepted

time: 0ms

memory: 4220kb

input:

17
0 0 0 0 0 1
0 1 0 0 0 1
0 2 0 0 0 1
0 3 0 0 0 1
0 4 0 0 0 1
0 -1 0 0 0 1
0 -2 0 0 0 1
0 -3 0 0 0 1
0 -4 0 0 0 1
1 3 0 0 0 1
2 3 0 0 0 1
-1 3 0 0 0 1
-2 3 0 0 0 1
1 -3 0 0 0 1
2 -3 0 0 0 1
-1 -3 0 0 0 1
-2 -3 0 0 0 1

output:

result:

ok single line: '17'

Test #28:

score: 0

Accepted

time: 0ms

memory: 4116kb

input:

17
0 0 0 0 4 0
0 1 0 0 -1 0
0 2 0 0 -2 0
0 3 0 0 -3 0
0 4 0 0 -4 0
0 -1 0 0 1 0
0 -2 0 0 2 0
0 -3 0 0 3 0
0 -4 0 0 4 0
1 3 0 -1 -3 0
2 3 0 -1 -2 0
-1 3 0 1 -3 0
-2 3 0 2 -3 0
1 -3 0 -1 3 0
2 -3 0 -2 3 0
-1 -3 0 1 3 0
-2 -3 0 2 3 0

output:

result:

ok single line: '10'

Test #29:

score: 0

Accepted

time: 0ms

memory: 4144kb

input:

17
0 0 0 0 1 0
0 1 0 0 1 0
0 2 0 0 1 0
0 3 0 0 1 0
0 4 0 2 -1 0
0 -1 0 0 1 0
0 -2 0 0 1 0
0 -3 0 0 1 0
0 -4 0 0 1 0
1 3 0 -1 0 0
2 3 0 -1 0 0
-1 3 0 -1 0 0
-2 3 0 4 -6 0
1 -3 0 -1 0 0
2 -3 0 -1 0 0
-1 -3 0 -1 0 0
-2 -3 0 2 -1 0

output:

result:

ok single line: '3'

Test #30:

score: 0

Accepted

time: 0ms

memory: 3888kb

input:

5
0 0 0 1 1 1
0 0 1 0 0 1
0 0 2 0 0 1
0 0 3 0 0 1
0 0 4 0 -1 1

output:

result:

ok single line: '1001'

Test #31:

score: 0

Accepted

time: 741ms

memory: 4864kb

input:

500
-455212 958307 274912 -88656 390687 881409
-498879 -623821 322766 -916023 347922 541726
-594515 -554311 -413504 -881701 -506880 -144667
658945 -503396 791805 314816 -830920 -769486
-200847 845218 468338 -166468 -49854 -287877
-820402 914874 916800 258029 -210000 -296727
702016 -389491 -31529 -52...

output:

result:

ok single line: '499'

Test #32:

score: 0

Accepted

time: 0ms

memory: 3856kb

input:

3
1000000 -1 -1 -1000000 -999999 -999999
-1 1000000 -1 101 -101 0
100 999899 -1 999999 1000000 999999

output:

result:

ok single line: '1000'

Test #33:

score: 0

Accepted

time: 0ms

memory: 3860kb

input:

3
1000000 -1 -1 1000000 999999 999999
-1 1000000 -1 101 -101 0
100 999899 -1 999999 1000000 999999

output:

result:

ok single line: '1001'

Test #34:

score: 0

Accepted

time: 0ms

memory: 3860kb

input:

3
1000000 -1 -1 -1000000 -999999 -999999
-1 1000000 -1 101 -101 0
100 999899 -1 -999999 -1000000 -999999

output:

result:

ok single line: '1001'

Test #35:

score: 0

Accepted

time: 0ms

memory: 3908kb

input:

3
1000000 -1 -1 1000000 999999 999999
-1 1000000 -1 101 -101 0
100 999899 -1 -999999 -1000000 -999999

output:

result:

ok single line: '1001'

Test #36:

score: 0

Accepted

time: 0ms

memory: 3852kb

input:

3
10 -1 -1 -10 -9 -9
-1 10 -1 11 -11 0
21 -12 -1 9 10 9

output:

result:

ok single line: '1000'

Test #37:

score: 0

Accepted

time: 0ms

memory: 3860kb

input:

7
0 0 0 1 0 0
1 0 0 -1 0 0
2 0 0 0 -1 0
3 0 0 1 0 0
4 0 0 -1 1 0
5 0 0 1 0 0
6 0 0 -1 0 0

output:

result:

ok single line: '1000'

Test #38:

score: 0

Accepted

time: 0ms

memory: 3804kb

input:

7
0 0 0 1 0 0
1 0 0 0 -1 0
2 0 0 -1 0 0
3 0 0 1 0 0
4 0 0 -1 1 0
5 0 0 1 0 0
6 0 0 -1 0 0

output:

result:

ok single line: '1000'

Test #39:

score: 0

Accepted

time: 0ms

memory: 3800kb

input:

7
0 0 0 0 -1 0
1 0 0 1 0 0
2 0 0 -1 0 0
3 0 0 1 0 0
4 0 0 -1 1 0
5 0 0 1 0 0
6 0 0 -1 0 0

output:

result:

ok single line: '1000'

Test #40:

score: 0

Accepted

time: 0ms

memory: 4144kb

input:

7
0 0 0 1 0 0
1 0 0 -1 0 0
2 0 0 1 0 0
3 0 0 -1 1 0
4 0 0 0 -1 0
5 0 0 1 0 0
6 0 0 -1 0 0

output:

result:

ok single line: '1000'

Test #41:

score: 0

Accepted

time: 0ms

memory: 3852kb

input:

7
0 0 0 1 0 0
1 0 0 -1 0 0
2 0 0 1 0 0
3 0 0 -1 1 0
4 0 0 1 0 0
5 0 0 0 -1 0
6 0 0 -1 0 0

output:

result:

ok single line: '1000'

Test #42:

score: 0

Accepted

time: 0ms

memory: 3852kb

input:

7
0 0 0 1 0 0
1 0 0 -1 0 0
2 0 0 1 0 0
3 0 0 -1 1 0
4 0 0 1 0 0
5 0 0 -1 0 0
6 0 0 0 -1 0

output:

result:

ok single line: '1000'

Test #43:

score: 0

Accepted

time: 0ms

memory: 4120kb

input:

11
0 0 0 1 0 0
1 0 0 -1 0 0
2 0 0 1 0 0
3 0 0 -1 0 0
4 0 0 0 1 0
5 0 0 1 -1 0
6 0 0 -1 0 0
7 0 0 -1 0 0
8 0 0 -1 0 0
9 0 0 1 0 0
10 0 0 -1 0 0

output:

result:

ok single line: '1000'

Test #44:

score: 0

Accepted

time: 0ms

memory: 3848kb

input:

11
0 0 0 1 0 0
1 0 0 -1 0 0
2 0 0 1 0 0
3 0 0 -1 0 0
4 0 0 1 -1 0
5 0 0 0 1 0
6 0 0 -1 0 0
7 0 0 -1 0 0
8 0 0 -1 0 0
9 0 0 1 0 0
10 0 0 -1 0 0

output:

result:

ok single line: '1000'

Test #45:

score: 0

Accepted

time: 0ms

memory: 3856kb

input:

11
0 0 0 1 0 0
1 0 0 -1 0 0
2 0 0 1 0 0
3 0 0 -1 0 0
4 0 0 0 1 0
5 0 0 -1 0 0
6 0 0 1 -1 0
7 0 0 -1 0 0
8 0 0 -1 0 0
9 0 0 1 0 0
10 0 0 -1 0 0

output:

result:

ok single line: '1000'

Test #46:

score: 0

Accepted

time: 0ms

memory: 4152kb

input:

11
0 0 0 1 0 0
1 0 0 -1 0 0
2 0 0 1 0 0
3 0 0 -1 0 0
4 0 0 0 1 0
5 0 0 -1 0 0
6 0 0 -1 0 0
7 0 0 1 -1 0
8 0 0 -1 0 0
9 0 0 1 0 0
10 0 0 -1 0 0

output:

result:

ok single line: '1000'

Test #47:

score: 0

Accepted

time: 0ms

memory: 3864kb

input:

11
0 0 0 1 0 0
1 0 0 -1 0 0
2 0 0 1 0 0
3 0 0 -1 0 0
4 0 0 -1 -1 0
5 0 0 1 0 0
6 0 0 1 0 0
7 0 0 1 0 0
8 0 0 0 1 0
9 0 0 1 0 0
10 0 0 -1 0 0

output:

result:

ok single line: '1000'

Test #48:

score: 0

Accepted

time: 0ms

memory: 3860kb

input:

11
0 0 0 1 0 0
1 0 0 -1 0 0
2 0 0 1 0 0
3 0 0 -1 0 0
4 0 0 1 0 0
5 0 0 -1 -1 0
6 0 0 1 0 0
7 0 0 1 0 0
8 0 0 0 1 0
9 0 0 1 0 0
10 0 0 -1 0 0

output:

result:

ok single line: '1000'

Test #49:

score: 0

Accepted

time: 0ms

memory: 3892kb

input:

11
0 0 0 1 0 0
1 0 0 -1 0 0
2 0 0 1 0 0
3 0 0 -1 0 0
4 0 0 1 0 0
5 0 0 1 0 0
6 0 0 -1 -1 0
7 0 0 1 0 0
8 0 0 0 1 0
9 0 0 1 0 0
10 0 0 -1 0 0

output:

result:

ok single line: '1000'

Test #50:

score: 0

Accepted

time: 0ms

memory: 4144kb

input:

11
0 0 0 1 0 0
1 0 0 -1 0 0
2 0 0 1 0 0
3 0 0 -1 0 0
4 0 0 1 0 0
5 0 0 1 0 0
6 0 0 1 0 0
7 0 0 -1 -1 0
8 0 0 0 1 0
9 0 0 1 0 0
10 0 0 -1 0 0

output:

result:

ok single line: '1000'

Test #51:

score: 0

Accepted

time: 0ms

memory: 3952kb

input:

11
0 0 0 1 0 0
1 0 0 -1 0 0
2 0 0 1 0 0
3 0 0 -1 0 0
4 0 0 1 0 0
5 0 0 1 0 0
6 0 0 1 0 0
7 0 0 0 1 0
8 0 0 -1 -1 0
9 0 0 1 0 0
10 0 0 -1 0 0

output:

result:

ok single line: '1000'

Test #52:

score: 0

Accepted

time: 1ms

memory: 3924kb

input:

27
-1000000 -1000000 -1000000 1000000 0 1000000
-1000000 -1000000 0 -1000000 0 1000000
-1000000 -1000000 1000000 -1000000 0 1000000
-1000000 0 -1000000 1000000 1000000 1000000
-1000000 0 0 0 -1000000 1000000
-1000000 0 1000000 1000000 -1000000 1000000
-1000000 1000000 -1000000 1000000 0 1000000
-100...

output:

result:

ok single line: '17'

Test #53:

score: 0

Accepted

time: 180ms

memory: 4924kb

input:

500
-999983 -999981 -999977 17 19 23
-999966 -999962 -999954 17 19 23
-999949 -999943 -999931 17 19 23
-999932 -999924 -999908 17 19 23
-999915 -999905 -999885 17 19 23
-999898 -999886 -999862 17 19 23
-999881 -999867 -999839 17 19 23
-999864 -999848 -999816 17 19 23
-999847 -999829 -999793 17 19 23...

output:

result:

ok single line: '250'

Test #54:

score: 0

Accepted

time: 214ms

memory: 4864kb

input:

500
999983 999981 999977 -17 -19 -23
999966 999962 999954 -17 -19 -23
999949 999943 999931 -17 -19 -23
999932 999924 999908 -17 -19 -23
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999881 999867 999839 -17 -19 -23
999864 999848 999816 -17 -19 -23
999847 999829 999793 -17 -19 -23...

output:

result:

ok single line: '250'

Test #55:

score: 0

Accepted

time: 184ms

memory: 4924kb

input:

500
999686 -999841 999735 -314 159 -265
999372 -999682 999470 -314 159 -265
999058 -999523 999205 314 -159 265
998744 -999364 998940 -314 159 -265
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998116 -999046 998410 -314 159 -265
997802 -998887 998145 -314 159 -265
997488 -998728 997880 -314 159 -265
997174 -9...

output:

result:

ok single line: '250'

Test #56:

score: 0

Accepted

time: 184ms

memory: 4892kb

input:

500
999900 -999800 999700 -100 200 -300
999800 -999600 999400 -100 200 -300
999700 -999400 999100 100 -200 300
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999400 -998800 998200 -100 200 -300
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999200 -998400 997600 -100 200 -300
999100 -9...

output:

result:

ok single line: '250'

Test #57:

score: 0

Accepted

time: 189ms

memory: 4792kb

input:

480
-2402 3028 3274 23 -29 -31
-79 99 143 23 -29 -31
3854 -4860 -5158 -23 29 31
1370 -1728 -1810 -23 29 31
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59 -...

output:

result:

ok single line: '122'

Test #58:

score: 0

Accepted

time: 162ms

memory: 4788kb

input:

480
43422 13353 -25668 414 129 -256
1608 324 188 414 129 -256
-69186 -21735 43964 -414 -129 256
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68262 2...

output:

result:

ok single line: '123'

Test #59:

score: 0

Accepted

time: 12ms

memory: 4000kb

input:

180
375 636 1057 -4 -8 -12
47 -20 73 4 8 12
331 548 925 -4 -8 -12
-29 -172 -155 4 8 12
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427 740 1213 -4 -8 -12
-173 -460 -587 4 8 12
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159 204 409 -4 -8 -12
-161 -436 -551 4 8 12
399 684 1129 -4 -8 -12
223 332 601 -4 -8 -12
59 4 109 -4 -...

output:

result:

ok single line: '42'

Test #60:

score: 0

Accepted

time: 19ms

memory: 4064kb

input:

220
27 -85 15 12 8 4
927 515 315 -12 -8 -4
-93 -165 -25 12 8 4
1083 619 367 -12 -8 -4
39 -77 19 12 8 4
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-177 -221 -53 12 8 4
579 283 199 -12 -8 -4
-561 -477 -181 12 8 4...

output:

result:

ok single line: '52'

Test #61:

score: 0

Accepted

time: 1ms

memory: 3820kb

input:

60
-171 215 267 23 -29 -31
473 -597 -601 -23 29 31
312 -394 -384 -23 29 31
404 -510 -508 -23 29 31
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496 -626 -632 -23 29 31
-447 563 ...

output:

result:

ok single line: '17'

Test #62:

score: 0

Accepted

time: 0ms

memory: 3860kb

input:

3
-1 0 0 2 1 0
1 0 0 -2 1 0
3 0 0 -2 -1 0

output:

result:

ok single line: '1001'

Test #63:

score: 0

Accepted

time: 0ms

memory: 3804kb

input:

5
0 0 0 0 1 0
10 0 0 -1 1 0
0 10 0 -1 -1 0
-10 0 0 1 -1 0
0 -10 0 1 1 0

output:

result:

ok single line: '1'

Test #64:

score: 0

Accepted

time: 0ms

memory: 4156kb

input:

5
0 2 0 0 1 0
10 0 0 -1 1 0
0 10 0 -1 -1 0
-10 0 0 1 -1 0
0 -10 0 1 1 0

output:

result:

ok single line: '1'

Test #65:

score: 0

Accepted

time: 749ms

memory: 4920kb

input:

500
464689 -654475 874948 278641 -792884 186354
-798268 -885245 366579 415873 -814492 568386
548594 757214 459960 -318745 -320885 285634
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131176 -704350 628899 959024 80...

output:

result:

ok single line: '500'

Test #66:

score: 0

Accepted

time: 740ms

memory: 5124kb

input:

500
660575 -715271 73415 436140 226362 12224
19467 916145 -662062 -510604 824283 454499
205202 -915814 -735123 -110822 -83586 808202
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335561 -450902 467595 -612441 695943 -877490
-356999 -751820 -886079 499927 46503...

output:

result:

ok single line: '500'

Test #67:

score: 0

Accepted

time: 742ms

memory: 4872kb

input:

500
-425261 857089 -722463 345227 -983886 -779314
873569 -40018 -490178 580005 -863510 -254613
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822275 -380961 773749 9387...

output:

result:

ok single line: '500'

Test #68:

score: 0

Accepted

time: 744ms

memory: 4896kb

input:

500
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101780 -909854 172531 103616 -119015 -271777
289064 -256857 -663836 977205 -748931 -999133
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399836 -18330 881394 -913991 761700 620864
642012 105194 -288186 637083 -765709 -480047
-818650 -112345 310067 -918378 ...

output:

result:

ok single line: '500'

Test #69:

score: 0

Accepted

time: 744ms

memory: 5164kb

input:

500
-455212 958307 274912 -88656 390687 881409
-498879 -623821 322766 -916023 347922 541726
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702016 -389491 -31529 -52...

output:

result:

ok single line: '500'