Submission #154810

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
154810	2019-09-24T19:18:44 Z	Akashi	Strange Device (APIO19_strange_device)	C++14	100 / 100	2859 ms	53368 KB

strange_device

#include <bits/stdc++.h>
using namespace std;

struct interv{
    long long l, r;
    bool operator < (const interv &aux)const{
        if(l != aux.l) return l < aux.l;
        return r < aux.r;
    }
};

interv a[2000005];

int n;
long long A, B;

int main()
{
    cin >> n >> A >> B;

    long long cm = A / __gcd(A, B + 1);
    double lg1 = log2(cm), lg2 = log2((double)B);
    long long prod = 0;
    if(lg1 + lg2 <= 63) prod = 1LL * cm * B;

    int m = n;
    for(int i = 1; i <= n ; ++i){
        cin >> a[i].l >> a[i].r;
        if(prod != 0){
            if(a[i].r - a[i].l + 1 >= prod){
                a[i].l = 0; a[i].r = prod - 1;
                continue ;
            }
            a[i].l %= prod, a[i].r %= prod;
            if(a[i].r < a[i].l) a[++m].l = 0, a[m].r = a[i].r, a[i].r = prod - 1;
        }
    }

    n = m;

    sort(a + 1, a + n + 1);

    long long Sol = 0, l = a[1].l, r = a[1].r;
    for(int i = 2; i <= n ; ++i){
        if(r < a[i].l){
            Sol = Sol + (r - l + 1);
            l = a[i].l; r = a[i].r;
        }
        else r = max(r, a[i].r);
    }

    Sol = Sol + (r - l + 1);

    cout << Sol;

    return 0;
}

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	256 KB	Output is correct
2	Correct	40 ms	888 KB	Output is correct
3	Correct	28 ms	888 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	256 KB	Output is correct
6	Correct	2 ms	256 KB	Output is correct
7	Correct	3 ms	376 KB	Output is correct
8	Correct	2 ms	256 KB	Output is correct
9	Correct	3 ms	376 KB	Output is correct
10	Correct	3 ms	348 KB	Output is correct
11	Correct	2 ms	376 KB	Output is correct
12	Correct	2 ms	376 KB	Output is correct
13	Correct	2 ms	376 KB	Output is correct
14	Correct	3 ms	376 KB	Output is correct
15	Correct	3 ms	376 KB	Output is correct
16	Correct	30 ms	888 KB	Output is correct
17	Correct	273 ms	5496 KB	Output is correct
18	Correct	2 ms	348 KB	Output is correct

Subtask #2
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	3 ms	376 KB	Output is correct
5	Correct	2 ms	256 KB	Output is correct

Subtask #3
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	256 KB	Output is correct
2	Correct	5 ms	376 KB	Output is correct
3	Correct	5 ms	376 KB	Output is correct
4	Correct	5 ms	448 KB	Output is correct
5	Correct	1863 ms	23972 KB	Output is correct

Subtask #4
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	256 KB	Output is correct
2	Correct	2654 ms	27716 KB	Output is correct
3	Correct	2646 ms	27996 KB	Output is correct
4	Correct	2660 ms	26664 KB	Output is correct

Subtask #5
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	256 KB	Output is correct
2	Correct	2654 ms	27716 KB	Output is correct
3	Correct	2646 ms	27996 KB	Output is correct
4	Correct	2660 ms	26664 KB	Output is correct
5	Correct	2 ms	256 KB	Output is correct
6	Correct	2640 ms	26824 KB	Output is correct
7	Correct	2625 ms	26820 KB	Output is correct
8	Correct	2859 ms	26544 KB	Output is correct
9	Correct	2693 ms	53196 KB	Output is correct

Subtask #6
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	256 KB	Output is correct
2	Correct	2654 ms	27716 KB	Output is correct
3	Correct	2646 ms	27996 KB	Output is correct
4	Correct	2660 ms	26664 KB	Output is correct
5	Correct	3 ms	376 KB	Output is correct
6	Correct	265 ms	5556 KB	Output is correct
7	Correct	284 ms	5712 KB	Output is correct
8	Correct	264 ms	5756 KB	Output is correct
9	Correct	270 ms	5624 KB	Output is correct
10	Correct	267 ms	5628 KB	Output is correct
11	Correct	269 ms	5724 KB	Output is correct
12	Correct	268 ms	5624 KB	Output is correct
13	Correct	268 ms	5752 KB	Output is correct
14	Correct	280 ms	5676 KB	Output is correct
15	Correct	273 ms	5596 KB	Output is correct
16	Correct	269 ms	5656 KB	Output is correct
17	Correct	272 ms	5624 KB	Output is correct
18	Correct	2636 ms	26632 KB	Output is correct
19	Correct	2617 ms	26668 KB	Output is correct
20	Correct	2668 ms	26556 KB	Output is correct
21	Correct	267 ms	5624 KB	Output is correct
22	Correct	262 ms	5624 KB	Output is correct
23	Correct	919 ms	18412 KB	Output is correct

Subtask #7
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	256 KB	Output is correct
2	Correct	266 ms	5580 KB	Output is correct
3	Correct	267 ms	5612 KB	Output is correct
4	Correct	2696 ms	28076 KB	Output is correct
5	Correct	269 ms	5684 KB	Output is correct
6	Correct	267 ms	5680 KB	Output is correct
7	Correct	278 ms	5628 KB	Output is correct
8	Correct	268 ms	5680 KB	Output is correct
9	Correct	267 ms	5624 KB	Output is correct
10	Correct	270 ms	5624 KB	Output is correct
11	Correct	272 ms	5544 KB	Output is correct
12	Correct	261 ms	5624 KB	Output is correct
13	Correct	269 ms	5600 KB	Output is correct
14	Correct	2713 ms	28188 KB	Output is correct
15	Correct	272 ms	5624 KB	Output is correct
16	Correct	2671 ms	53220 KB	Output is correct
17	Correct	2622 ms	53212 KB	Output is correct
18	Correct	2 ms	256 KB	Output is correct

Subtask #8
30.0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	256 KB	Output is correct
2	Correct	40 ms	888 KB	Output is correct
3	Correct	28 ms	888 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	256 KB	Output is correct
6	Correct	2 ms	256 KB	Output is correct
7	Correct	3 ms	376 KB	Output is correct
8	Correct	2 ms	256 KB	Output is correct
9	Correct	3 ms	376 KB	Output is correct
10	Correct	3 ms	348 KB	Output is correct
11	Correct	2 ms	376 KB	Output is correct
12	Correct	2 ms	376 KB	Output is correct
13	Correct	2 ms	376 KB	Output is correct
14	Correct	3 ms	376 KB	Output is correct
15	Correct	3 ms	376 KB	Output is correct
16	Correct	30 ms	888 KB	Output is correct
17	Correct	273 ms	5496 KB	Output is correct
18	Correct	2 ms	348 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	2 ms	376 KB	Output is correct
21	Correct	2 ms	376 KB	Output is correct
22	Correct	3 ms	376 KB	Output is correct
23	Correct	2 ms	256 KB	Output is correct
24	Correct	2 ms	256 KB	Output is correct
25	Correct	5 ms	376 KB	Output is correct
26	Correct	5 ms	376 KB	Output is correct
27	Correct	5 ms	448 KB	Output is correct
28	Correct	1863 ms	23972 KB	Output is correct
29	Correct	2 ms	256 KB	Output is correct
30	Correct	2654 ms	27716 KB	Output is correct
31	Correct	2646 ms	27996 KB	Output is correct
32	Correct	2660 ms	26664 KB	Output is correct
33	Correct	2 ms	256 KB	Output is correct
34	Correct	2640 ms	26824 KB	Output is correct
35	Correct	2625 ms	26820 KB	Output is correct
36	Correct	2859 ms	26544 KB	Output is correct
37	Correct	2693 ms	53196 KB	Output is correct
38	Correct	3 ms	376 KB	Output is correct
39	Correct	265 ms	5556 KB	Output is correct
40	Correct	284 ms	5712 KB	Output is correct
41	Correct	264 ms	5756 KB	Output is correct
42	Correct	270 ms	5624 KB	Output is correct
43	Correct	267 ms	5628 KB	Output is correct
44	Correct	269 ms	5724 KB	Output is correct
45	Correct	268 ms	5624 KB	Output is correct
46	Correct	268 ms	5752 KB	Output is correct
47	Correct	280 ms	5676 KB	Output is correct
48	Correct	273 ms	5596 KB	Output is correct
49	Correct	269 ms	5656 KB	Output is correct
50	Correct	272 ms	5624 KB	Output is correct
51	Correct	2636 ms	26632 KB	Output is correct
52	Correct	2617 ms	26668 KB	Output is correct
53	Correct	2668 ms	26556 KB	Output is correct
54	Correct	267 ms	5624 KB	Output is correct
55	Correct	262 ms	5624 KB	Output is correct
56	Correct	919 ms	18412 KB	Output is correct
57	Correct	2 ms	256 KB	Output is correct
58	Correct	266 ms	5580 KB	Output is correct
59	Correct	267 ms	5612 KB	Output is correct
60	Correct	2696 ms	28076 KB	Output is correct
61	Correct	269 ms	5684 KB	Output is correct
62	Correct	267 ms	5680 KB	Output is correct
63	Correct	278 ms	5628 KB	Output is correct
64	Correct	268 ms	5680 KB	Output is correct
65	Correct	267 ms	5624 KB	Output is correct
66	Correct	270 ms	5624 KB	Output is correct
67	Correct	272 ms	5544 KB	Output is correct
68	Correct	261 ms	5624 KB	Output is correct
69	Correct	269 ms	5600 KB	Output is correct
70	Correct	2713 ms	28188 KB	Output is correct
71	Correct	272 ms	5624 KB	Output is correct
72	Correct	2671 ms	53220 KB	Output is correct
73	Correct	2622 ms	53212 KB	Output is correct
74	Correct	2 ms	256 KB	Output is correct
75	Correct	2 ms	376 KB	Output is correct
76	Correct	2 ms	376 KB	Output is correct
77	Correct	2 ms	256 KB	Output is correct
78	Correct	2 ms	256 KB	Output is correct
79	Correct	28 ms	888 KB	Output is correct
80	Correct	2690 ms	53348 KB	Output is correct
81	Correct	2708 ms	53244 KB	Output is correct
82	Correct	2724 ms	53368 KB	Output is correct
83	Correct	2673 ms	53212 KB	Output is correct
84	Correct	2674 ms	53148 KB	Output is correct
85	Correct	2688 ms	53220 KB	Output is correct
86	Correct	869 ms	18260 KB	Output is correct
87	Correct	3 ms	376 KB	Output is correct

Submission #154810

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