Submission #964821

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
964821	2024-04-17T15:36:06 Z	LCJLY	Strange Device (APIO19_strange_device)	C++14	100 / 100	655 ms	100376 KB

strange_device

#include <bits/stdc++.h>
using namespace std;	
 
#define int long long 
#define ld long double
#define show(x,y) cout << y << " " << #x << endl;
#define show2(x,y,i,j) cout << y << " " << #x << "  " << j << " " << #i << endl;
#define show3(x,y,i,j,p,q) cout << y << " " << #x << "  " << j << " " << #i << "  " << q << " " << #p << endl;
#define show4(x,y) for(auto it:y) cout << it << " "; cout << #x << endl;
typedef pair<long long,long long>pii;
typedef pair<int,pii>pi2;

int n,a,b;
int f(int index){	
	return (index+index/b)%a;
}

int f2(int index){
	return index%b;
}

void solve(){
	cin >> n >> a >> b;
	
	__int128 lcm=(__int128)a*(__int128)b/__gcd(a,b+1);
	
	map<int,int>mp;
	
	int temp,temp2;
	for(int x=0;x<n;x++){
		cin >> temp >> temp2;
		int blk=temp/lcm;
		int blk2=temp2/lcm;
		temp%=lcm;
		temp2%=lcm;
		
		if(blk==blk2){
			mp[temp]++;
			mp[temp2+1]--;
		}
		else{
			mp[temp]++;
			mp[lcm]--;
			mp[0]++;	
			mp[temp2+1]--;
		}
	}
	
	int counter=0;
	int last=-1;
	int ans=0;
	for(auto it:mp){
		if(last!=-1&&counter>0){
			ans+=it.first-last;
		}
		counter+=it.second;
		last=it.first;
	}
	cout << ans;
}
 
int32_t main(){
	ios::sync_with_stdio(0);
	cin.tie(0);
	int t=1;
	//cin >> t;
	while(t--){
		solve();
	}
}

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	5 ms	1372 KB	Output is correct
3	Correct	5 ms	1256 KB	Output is correct
4	Correct	1 ms	344 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	344 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	1 ms	348 KB	Output is correct
10	Correct	1 ms	348 KB	Output is correct
11	Correct	1 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	1 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	6 ms	1292 KB	Output is correct
17	Correct	50 ms	10316 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct

Subtask #2
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	344 KB	Output is correct
2	Correct	0 ms	344 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	1 ms	500 KB	Output is correct

Subtask #3
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	1 ms	348 KB	Output is correct
5	Correct	193 ms	25544 KB	Output is correct

Subtask #4
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	543 ms	100176 KB	Output is correct
3	Correct	588 ms	100376 KB	Output is correct
4	Correct	573 ms	100212 KB	Output is correct

Subtask #5
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	543 ms	100176 KB	Output is correct
3	Correct	588 ms	100376 KB	Output is correct
4	Correct	573 ms	100212 KB	Output is correct
5	Correct	0 ms	344 KB	Output is correct
6	Correct	582 ms	99780 KB	Output is correct
7	Correct	545 ms	100228 KB	Output is correct
8	Correct	604 ms	99848 KB	Output is correct
9	Correct	589 ms	100108 KB	Output is correct

Subtask #6
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	543 ms	100176 KB	Output is correct
3	Correct	588 ms	100376 KB	Output is correct
4	Correct	573 ms	100212 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	45 ms	10264 KB	Output is correct
7	Correct	49 ms	10320 KB	Output is correct
8	Correct	45 ms	10348 KB	Output is correct
9	Correct	57 ms	10512 KB	Output is correct
10	Correct	54 ms	10324 KB	Output is correct
11	Correct	43 ms	10208 KB	Output is correct
12	Correct	58 ms	10320 KB	Output is correct
13	Correct	49 ms	10236 KB	Output is correct
14	Correct	44 ms	10324 KB	Output is correct
15	Correct	52 ms	10472 KB	Output is correct
16	Correct	64 ms	10320 KB	Output is correct
17	Correct	51 ms	10316 KB	Output is correct
18	Correct	526 ms	100324 KB	Output is correct
19	Correct	588 ms	100212 KB	Output is correct
20	Correct	616 ms	99944 KB	Output is correct
21	Correct	58 ms	10356 KB	Output is correct
22	Correct	63 ms	10428 KB	Output is correct
23	Correct	87 ms	12852 KB	Output is correct

Subtask #7
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	452 KB	Output is correct
2	Correct	49 ms	10308 KB	Output is correct
3	Correct	50 ms	10348 KB	Output is correct
4	Correct	603 ms	100000 KB	Output is correct
5	Correct	61 ms	10356 KB	Output is correct
6	Correct	52 ms	10408 KB	Output is correct
7	Correct	54 ms	10244 KB	Output is correct
8	Correct	49 ms	10348 KB	Output is correct
9	Correct	56 ms	10320 KB	Output is correct
10	Correct	46 ms	10260 KB	Output is correct
11	Correct	49 ms	10384 KB	Output is correct
12	Correct	53 ms	10292 KB	Output is correct
13	Correct	51 ms	10320 KB	Output is correct
14	Correct	613 ms	100132 KB	Output is correct
15	Correct	46 ms	10260 KB	Output is correct
16	Correct	530 ms	99864 KB	Output is correct
17	Correct	562 ms	100052 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct

Subtask #8
30.0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	5 ms	1372 KB	Output is correct
3	Correct	5 ms	1256 KB	Output is correct
4	Correct	1 ms	344 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	344 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	1 ms	348 KB	Output is correct
10	Correct	1 ms	348 KB	Output is correct
11	Correct	1 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	1 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	6 ms	1292 KB	Output is correct
17	Correct	50 ms	10316 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	1 ms	344 KB	Output is correct
20	Correct	0 ms	344 KB	Output is correct
21	Correct	1 ms	348 KB	Output is correct
22	Correct	0 ms	348 KB	Output is correct
23	Correct	1 ms	500 KB	Output is correct
24	Correct	0 ms	344 KB	Output is correct
25	Correct	1 ms	348 KB	Output is correct
26	Correct	1 ms	348 KB	Output is correct
27	Correct	1 ms	348 KB	Output is correct
28	Correct	193 ms	25544 KB	Output is correct
29	Correct	1 ms	348 KB	Output is correct
30	Correct	543 ms	100176 KB	Output is correct
31	Correct	588 ms	100376 KB	Output is correct
32	Correct	573 ms	100212 KB	Output is correct
33	Correct	0 ms	344 KB	Output is correct
34	Correct	582 ms	99780 KB	Output is correct
35	Correct	545 ms	100228 KB	Output is correct
36	Correct	604 ms	99848 KB	Output is correct
37	Correct	589 ms	100108 KB	Output is correct
38	Correct	0 ms	348 KB	Output is correct
39	Correct	45 ms	10264 KB	Output is correct
40	Correct	49 ms	10320 KB	Output is correct
41	Correct	45 ms	10348 KB	Output is correct
42	Correct	57 ms	10512 KB	Output is correct
43	Correct	54 ms	10324 KB	Output is correct
44	Correct	43 ms	10208 KB	Output is correct
45	Correct	58 ms	10320 KB	Output is correct
46	Correct	49 ms	10236 KB	Output is correct
47	Correct	44 ms	10324 KB	Output is correct
48	Correct	52 ms	10472 KB	Output is correct
49	Correct	64 ms	10320 KB	Output is correct
50	Correct	51 ms	10316 KB	Output is correct
51	Correct	526 ms	100324 KB	Output is correct
52	Correct	588 ms	100212 KB	Output is correct
53	Correct	616 ms	99944 KB	Output is correct
54	Correct	58 ms	10356 KB	Output is correct
55	Correct	63 ms	10428 KB	Output is correct
56	Correct	87 ms	12852 KB	Output is correct
57	Correct	1 ms	452 KB	Output is correct
58	Correct	49 ms	10308 KB	Output is correct
59	Correct	50 ms	10348 KB	Output is correct
60	Correct	603 ms	100000 KB	Output is correct
61	Correct	61 ms	10356 KB	Output is correct
62	Correct	52 ms	10408 KB	Output is correct
63	Correct	54 ms	10244 KB	Output is correct
64	Correct	49 ms	10348 KB	Output is correct
65	Correct	56 ms	10320 KB	Output is correct
66	Correct	46 ms	10260 KB	Output is correct
67	Correct	49 ms	10384 KB	Output is correct
68	Correct	53 ms	10292 KB	Output is correct
69	Correct	51 ms	10320 KB	Output is correct
70	Correct	613 ms	100132 KB	Output is correct
71	Correct	46 ms	10260 KB	Output is correct
72	Correct	530 ms	99864 KB	Output is correct
73	Correct	562 ms	100052 KB	Output is correct
74	Correct	0 ms	348 KB	Output is correct
75	Correct	0 ms	344 KB	Output is correct
76	Correct	0 ms	348 KB	Output is correct
77	Correct	1 ms	348 KB	Output is correct
78	Correct	1 ms	348 KB	Output is correct
79	Correct	7 ms	1372 KB	Output is correct
80	Correct	583 ms	99920 KB	Output is correct
81	Correct	580 ms	100188 KB	Output is correct
82	Correct	584 ms	100064 KB	Output is correct
83	Correct	611 ms	100000 KB	Output is correct
84	Correct	655 ms	100176 KB	Output is correct
85	Correct	571 ms	99892 KB	Output is correct
86	Correct	82 ms	12984 KB	Output is correct
87	Correct	1 ms	348 KB	Output is correct

Submission #964821

Compilation message