Submission #259234

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
259234	2020-08-07T12:42:38 Z	Goolakh	Strange Device (APIO19_strange_device)	C++17	100 / 100	1020 ms	70908 KB

strange_device

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

#pragma GCC optimize("O2,no-stack-protector,unroll-loops,fast-math")

#define F first
#define S second
#define pb push_back
#define SZ(x) (ll)(x.size())
#define all(x) x.begin(),x.end()
#define MP make_pair

typedef long long ll;
typedef long double ld;
typedef pair<ll,ll> pll;

//mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());

const ll maxn=1e6+10, maxm=1e6+10, lg=21, mod=998244353, inf=1e18+10;

ll n,A,B,m;
map<ll,ll> ss;

int main(){
	ios_base::sync_with_stdio(0),cin.tie(0),cout.tie(0);
	
	cin>>n>>A>>B;
	ll g=__gcd(A,B+1);
	m=A/g;
	if(B>inf/m+10) m=inf;
	else m*=B;
	while(n--){
		ll l,r; cin>>l>>r; r++;
		if(r-l>=m) return cout<<m,0;
		l%=m, r%=m;
		ss[l]++, ss[r]--;
		if(l>=r) ss[0]++, ss[m]--;
	}
	ll ans=0,ls=0,ps=0;
	for(auto x:ss){
		if(ps) ans+=x.F-ls;
		ls=x.F, ps+=x.S;
	}
	cout<<ans;
	
	return 0;
}

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	384 KB	Output is correct
2	Correct	8 ms	1292 KB	Output is correct
3	Correct	8 ms	1408 KB	Output is correct
4	Correct	0 ms	384 KB	Output is correct
5	Correct	0 ms	384 KB	Output is correct
6	Correct	0 ms	384 KB	Output is correct
7	Correct	1 ms	384 KB	Output is correct
8	Correct	1 ms	384 KB	Output is correct
9	Correct	0 ms	384 KB	Output is correct
10	Correct	1 ms	384 KB	Output is correct
11	Correct	1 ms	384 KB	Output is correct
12	Correct	0 ms	384 KB	Output is correct
13	Correct	0 ms	384 KB	Output is correct
14	Correct	0 ms	384 KB	Output is correct
15	Correct	1 ms	384 KB	Output is correct
16	Correct	7 ms	1408 KB	Output is correct
17	Correct	82 ms	10364 KB	Output is correct
18	Correct	0 ms	384 KB	Output is correct

Subtask #2
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	384 KB	Output is correct
2	Correct	0 ms	384 KB	Output is correct
3	Correct	0 ms	384 KB	Output is correct
4	Correct	0 ms	384 KB	Output is correct
5	Correct	0 ms	384 KB	Output is correct

Subtask #3
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	384 KB	Output is correct
2	Correct	1 ms	512 KB	Output is correct
3	Correct	1 ms	512 KB	Output is correct
4	Correct	1 ms	512 KB	Output is correct
5	Correct	331 ms	3704 KB	Output is correct

Subtask #4
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	384 KB	Output is correct
2	Correct	787 ms	68460 KB	Output is correct
3	Correct	806 ms	68472 KB	Output is correct
4	Correct	861 ms	68592 KB	Output is correct

Subtask #5
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	384 KB	Output is correct
2	Correct	787 ms	68460 KB	Output is correct
3	Correct	806 ms	68472 KB	Output is correct
4	Correct	861 ms	68592 KB	Output is correct
5	Correct	0 ms	388 KB	Output is correct
6	Correct	844 ms	68408 KB	Output is correct
7	Correct	865 ms	68600 KB	Output is correct
8	Correct	832 ms	68476 KB	Output is correct
9	Correct	959 ms	68388 KB	Output is correct

Subtask #6
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	384 KB	Output is correct
2	Correct	787 ms	68460 KB	Output is correct
3	Correct	806 ms	68472 KB	Output is correct
4	Correct	861 ms	68592 KB	Output is correct
5	Correct	1 ms	384 KB	Output is correct
6	Correct	75 ms	10360 KB	Output is correct
7	Correct	75 ms	10360 KB	Output is correct
8	Correct	79 ms	10360 KB	Output is correct
9	Correct	87 ms	10360 KB	Output is correct
10	Correct	74 ms	10304 KB	Output is correct
11	Correct	69 ms	10360 KB	Output is correct
12	Correct	80 ms	10360 KB	Output is correct
13	Correct	87 ms	10360 KB	Output is correct
14	Correct	80 ms	10332 KB	Output is correct
15	Correct	89 ms	10336 KB	Output is correct
16	Correct	86 ms	10276 KB	Output is correct
17	Correct	75 ms	10360 KB	Output is correct
18	Correct	1020 ms	68600 KB	Output is correct
19	Correct	828 ms	68472 KB	Output is correct
20	Correct	884 ms	68476 KB	Output is correct
21	Correct	81 ms	10364 KB	Output is correct
22	Correct	75 ms	10360 KB	Output is correct
23	Correct	149 ms	12920 KB	Output is correct

Subtask #7
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	384 KB	Output is correct
2	Correct	87 ms	10360 KB	Output is correct
3	Correct	98 ms	10400 KB	Output is correct
4	Correct	905 ms	68524 KB	Output is correct
5	Correct	85 ms	10360 KB	Output is correct
6	Correct	96 ms	10360 KB	Output is correct
7	Correct	89 ms	10488 KB	Output is correct
8	Correct	79 ms	10360 KB	Output is correct
9	Correct	84 ms	10360 KB	Output is correct
10	Correct	75 ms	10300 KB	Output is correct
11	Correct	84 ms	10360 KB	Output is correct
12	Correct	77 ms	10360 KB	Output is correct
13	Correct	88 ms	10360 KB	Output is correct
14	Correct	889 ms	68600 KB	Output is correct
15	Correct	72 ms	10360 KB	Output is correct
16	Correct	780 ms	68472 KB	Output is correct
17	Correct	770 ms	68472 KB	Output is correct
18	Correct	0 ms	384 KB	Output is correct

Subtask #8
30.0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	384 KB	Output is correct
2	Correct	8 ms	1292 KB	Output is correct
3	Correct	8 ms	1408 KB	Output is correct
4	Correct	0 ms	384 KB	Output is correct
5	Correct	0 ms	384 KB	Output is correct
6	Correct	0 ms	384 KB	Output is correct
7	Correct	1 ms	384 KB	Output is correct
8	Correct	1 ms	384 KB	Output is correct
9	Correct	0 ms	384 KB	Output is correct
10	Correct	1 ms	384 KB	Output is correct
11	Correct	1 ms	384 KB	Output is correct
12	Correct	0 ms	384 KB	Output is correct
13	Correct	0 ms	384 KB	Output is correct
14	Correct	0 ms	384 KB	Output is correct
15	Correct	1 ms	384 KB	Output is correct
16	Correct	7 ms	1408 KB	Output is correct
17	Correct	82 ms	10364 KB	Output is correct
18	Correct	0 ms	384 KB	Output is correct
19	Correct	1 ms	384 KB	Output is correct
20	Correct	0 ms	384 KB	Output is correct
21	Correct	0 ms	384 KB	Output is correct
22	Correct	0 ms	384 KB	Output is correct
23	Correct	0 ms	384 KB	Output is correct
24	Correct	1 ms	384 KB	Output is correct
25	Correct	1 ms	512 KB	Output is correct
26	Correct	1 ms	512 KB	Output is correct
27	Correct	1 ms	512 KB	Output is correct
28	Correct	331 ms	3704 KB	Output is correct
29	Correct	0 ms	384 KB	Output is correct
30	Correct	787 ms	68460 KB	Output is correct
31	Correct	806 ms	68472 KB	Output is correct
32	Correct	861 ms	68592 KB	Output is correct
33	Correct	0 ms	388 KB	Output is correct
34	Correct	844 ms	68408 KB	Output is correct
35	Correct	865 ms	68600 KB	Output is correct
36	Correct	832 ms	68476 KB	Output is correct
37	Correct	959 ms	68388 KB	Output is correct
38	Correct	1 ms	384 KB	Output is correct
39	Correct	75 ms	10360 KB	Output is correct
40	Correct	75 ms	10360 KB	Output is correct
41	Correct	79 ms	10360 KB	Output is correct
42	Correct	87 ms	10360 KB	Output is correct
43	Correct	74 ms	10304 KB	Output is correct
44	Correct	69 ms	10360 KB	Output is correct
45	Correct	80 ms	10360 KB	Output is correct
46	Correct	87 ms	10360 KB	Output is correct
47	Correct	80 ms	10332 KB	Output is correct
48	Correct	89 ms	10336 KB	Output is correct
49	Correct	86 ms	10276 KB	Output is correct
50	Correct	75 ms	10360 KB	Output is correct
51	Correct	1020 ms	68600 KB	Output is correct
52	Correct	828 ms	68472 KB	Output is correct
53	Correct	884 ms	68476 KB	Output is correct
54	Correct	81 ms	10364 KB	Output is correct
55	Correct	75 ms	10360 KB	Output is correct
56	Correct	149 ms	12920 KB	Output is correct
57	Correct	1 ms	384 KB	Output is correct
58	Correct	87 ms	10360 KB	Output is correct
59	Correct	98 ms	10400 KB	Output is correct
60	Correct	905 ms	68524 KB	Output is correct
61	Correct	85 ms	10360 KB	Output is correct
62	Correct	96 ms	10360 KB	Output is correct
63	Correct	89 ms	10488 KB	Output is correct
64	Correct	79 ms	10360 KB	Output is correct
65	Correct	84 ms	10360 KB	Output is correct
66	Correct	75 ms	10300 KB	Output is correct
67	Correct	84 ms	10360 KB	Output is correct
68	Correct	77 ms	10360 KB	Output is correct
69	Correct	88 ms	10360 KB	Output is correct
70	Correct	889 ms	68600 KB	Output is correct
71	Correct	72 ms	10360 KB	Output is correct
72	Correct	780 ms	68472 KB	Output is correct
73	Correct	770 ms	68472 KB	Output is correct
74	Correct	0 ms	384 KB	Output is correct
75	Correct	0 ms	384 KB	Output is correct
76	Correct	0 ms	384 KB	Output is correct
77	Correct	0 ms	384 KB	Output is correct
78	Correct	0 ms	384 KB	Output is correct
79	Correct	8 ms	1408 KB	Output is correct
80	Correct	891 ms	70908 KB	Output is correct
81	Correct	865 ms	70776 KB	Output is correct
82	Correct	888 ms	70776 KB	Output is correct
83	Correct	895 ms	70904 KB	Output is correct
84	Correct	899 ms	70904 KB	Output is correct
85	Correct	840 ms	70776 KB	Output is correct
86	Correct	152 ms	12792 KB	Output is correct
87	Correct	1 ms	384 KB	Output is correct

Submission #259234

Compilation message