Submission #143078

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
143078	2019-08-13T00:35:42 Z	model_code	Arranging Shoes (IOI19_shoes)	Java 11	30 / 100	193 ms	12524 KB

shoes

public class shoes {
    public long count_swaps(int[] S)
    {
        int current = 0, opposite = 0;
        long swaps = 0;
        while (current < S.length) {
            while (S[current] + S[opposite] != 0) {
                opposite++;
            }
            int newSwaps = opposite - current - (S[current] < 0 ? 1 : 0);
            swaps += newSwaps;
            if (newSwaps > 0) {
                S[opposite] = S[opposite - 1];
            }
            current += 2;
            opposite++;
        }
        return swaps;
    }
}

Subtask #1

10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	89 ms	9536 KB	Output is correct
2	Correct	88 ms	9460 KB	Output is correct

Subtask #2

0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	89 ms	9536 KB	Output is correct
2	Correct	88 ms	9460 KB	Output is correct
3	Runtime error	86 ms	9680 KB	Execution failed because the return code was nonzero
4	Halted	0 ms	0 KB	-

Subtask #3

20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	89 ms	9536 KB	Output is correct
2	Correct	88 ms	9460 KB	Output is correct
3	Correct	89 ms	9456 KB	Output is correct
4	Correct	86 ms	9420 KB	Output is correct
5	Correct	86 ms	9476 KB	Output is correct
6	Correct	87 ms	9380 KB	Output is correct
7	Correct	84 ms	9324 KB	Output is correct
8	Correct	87 ms	9364 KB	Output is correct
9	Correct	86 ms	9416 KB	Output is correct
10	Correct	86 ms	9372 KB	Output is correct
11	Correct	85 ms	9336 KB	Output is correct
12	Correct	84 ms	9312 KB	Output is correct
13	Correct	87 ms	9292 KB	Output is correct
14	Correct	85 ms	9520 KB	Output is correct
15	Correct	88 ms	9492 KB	Output is correct
16	Correct	86 ms	9644 KB	Output is correct
17	Correct	95 ms	9484 KB	Output is correct
18	Correct	91 ms	9596 KB	Output is correct
19	Correct	101 ms	9816 KB	Output is correct
20	Correct	114 ms	10120 KB	Output is correct
21	Correct	100 ms	9628 KB	Output is correct
22	Correct	146 ms	11520 KB	Output is correct
23	Correct	136 ms	11880 KB	Output is correct
24	Correct	146 ms	11604 KB	Output is correct
25	Correct	170 ms	11764 KB	Output is correct
26	Correct	153 ms	11760 KB	Output is correct
27	Correct	130 ms	11152 KB	Output is correct
28	Correct	168 ms	12096 KB	Output is correct
29	Correct	152 ms	12364 KB	Output is correct
30	Correct	158 ms	12432 KB	Output is correct
31	Correct	145 ms	11956 KB	Output is correct
32	Correct	171 ms	12480 KB	Output is correct
33	Correct	155 ms	12484 KB	Output is correct
34	Correct	157 ms	12040 KB	Output is correct
35	Correct	85 ms	9312 KB	Output is correct
36	Correct	88 ms	9544 KB	Output is correct
37	Correct	168 ms	11940 KB	Output is correct
38	Correct	193 ms	12524 KB	Output is correct
39	Correct	179 ms	12464 KB	Output is correct

Subtask #4

0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	139 ms	9388 KB	Output is correct
2	Correct	98 ms	9572 KB	Output is correct
3	Correct	85 ms	9476 KB	Output is correct
4	Correct	87 ms	9556 KB	Output is correct
5	Runtime error	157 ms	12392 KB	Execution failed because the return code was nonzero
6	Halted	0 ms	0 KB	-

Subtask #5

0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	89 ms	9536 KB	Output is correct
2	Correct	88 ms	9460 KB	Output is correct
3	Runtime error	86 ms	9680 KB	Execution failed because the return code was nonzero
4	Halted	0 ms	0 KB	-

Subtask #6

0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	89 ms	9536 KB	Output is correct
2	Correct	88 ms	9460 KB	Output is correct
3	Runtime error	86 ms	9680 KB	Execution failed because the return code was nonzero
4	Halted	0 ms	0 KB	-