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Submission #597645

# Submission time Handle Problem Language Result Execution time Memory
597645 2022-07-16T13:22:53 Z WongChun1234 Strange Device (APIO19_strange_device) C++14
100 / 100
 1810 ms 100208 KB 
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef __int128 lll;
int n,curr;
ll a,b,ans,l,r,cc,pre=-1;
lll cyc;
map<ll,int> todo;
int main(){
	cin>>n>>a>>b;
	cyc=a/__gcd(a,b+1);
	cyc*=b;
	if (cyc>=LLONG_MAX) cc=LLONG_MAX;
	else cc=cyc;
	for (int i=1;i<=n;i++){
		cin>>l>>r;
		if (r-l>=cc){
			cout<<cc<<"\n";
			return 0;
		}
		if (l/cc!=r/cc){
			todo[l%cc]++;
			todo[cc]--;
			todo[0]++;
			todo[r%cc+1]--;
		}else{
			todo[l%cc]++;
			todo[r%cc+1]--;
		}
	}
	for (auto i:todo){
		if (curr) ans+=i.first-pre;
		curr+=i.second;
		pre=i.first;
	}
	cout<<ans<<"\n";
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 19 ms 1240 KB Output is correct
3 Correct 15 ms 1240 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 300 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 304 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 16 ms 1212 KB Output is correct
17 Correct 155 ms 10292 KB Output is correct
18 Correct 1 ms 212 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 304 KB Output is correct
3 Correct 1 ms 292 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct

Subtask #3
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 2 ms 340 KB Output is correct
3 Correct 2 ms 340 KB Output is correct
4 Correct 2 ms 340 KB Output is correct
5 Correct 935 ms 25496 KB Output is correct

Subtask #4
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1645 ms 100092 KB Output is correct
3 Correct 1653 ms 100012 KB Output is correct
4 Correct 1715 ms 100048 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1645 ms 100092 KB Output is correct
3 Correct 1653 ms 100012 KB Output is correct
4 Correct 1715 ms 100048 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1579 ms 100032 KB Output is correct
7 Correct 1592 ms 100100 KB Output is correct
8 Correct 1612 ms 100136 KB Output is correct
9 Correct 1764 ms 100012 KB Output is correct

Subtask #6
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1645 ms 100092 KB Output is correct
3 Correct 1653 ms 100012 KB Output is correct
4 Correct 1715 ms 100048 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 151 ms 10284 KB Output is correct
7 Correct 148 ms 10188 KB Output is correct
8 Correct 145 ms 10188 KB Output is correct
9 Correct 161 ms 10184 KB Output is correct
10 Correct 147 ms 10180 KB Output is correct
11 Correct 154 ms 10248 KB Output is correct
12 Correct 144 ms 10260 KB Output is correct
13 Correct 191 ms 10228 KB Output is correct
14 Correct 142 ms 10184 KB Output is correct
15 Correct 159 ms 10476 KB Output is correct
16 Correct 159 ms 10180 KB Output is correct
17 Correct 201 ms 10240 KB Output is correct
18 Correct 1560 ms 100004 KB Output is correct
19 Correct 1650 ms 100208 KB Output is correct
20 Correct 1692 ms 100108 KB Output is correct
21 Correct 149 ms 10252 KB Output is correct
22 Correct 148 ms 10204 KB Output is correct
23 Correct 420 ms 12840 KB Output is correct

Subtask #7
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 165 ms 10168 KB Output is correct
3 Correct 155 ms 10196 KB Output is correct
4 Correct 1677 ms 99992 KB Output is correct
5 Correct 160 ms 10308 KB Output is correct
6 Correct 186 ms 10256 KB Output is correct
7 Correct 162 ms 10232 KB Output is correct
8 Correct 168 ms 10188 KB Output is correct
9 Correct 160 ms 10188 KB Output is correct
10 Correct 160 ms 10272 KB Output is correct
11 Correct 150 ms 10232 KB Output is correct
12 Correct 148 ms 10172 KB Output is correct
13 Correct 167 ms 10208 KB Output is correct
14 Correct 1810 ms 100116 KB Output is correct
15 Correct 146 ms 10184 KB Output is correct
16 Correct 1550 ms 100116 KB Output is correct
17 Correct 1658 ms 100060 KB Output is correct
18 Correct 0 ms 212 KB Output is correct

Subtask #8
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 19 ms 1240 KB Output is correct
3 Correct 15 ms 1240 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 300 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 304 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 16 ms 1212 KB Output is correct
17 Correct 155 ms 10292 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 304 KB Output is correct
21 Correct 1 ms 292 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 0 ms 212 KB Output is correct
25 Correct 2 ms 340 KB Output is correct
26 Correct 2 ms 340 KB Output is correct
27 Correct 2 ms 340 KB Output is correct
28 Correct 935 ms 25496 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 1645 ms 100092 KB Output is correct
31 Correct 1653 ms 100012 KB Output is correct
32 Correct 1715 ms 100048 KB Output is correct
33 Correct 1 ms 212 KB Output is correct
34 Correct 1579 ms 100032 KB Output is correct
35 Correct 1592 ms 100100 KB Output is correct
36 Correct 1612 ms 100136 KB Output is correct
37 Correct 1764 ms 100012 KB Output is correct
38 Correct 0 ms 212 KB Output is correct
39 Correct 151 ms 10284 KB Output is correct
40 Correct 148 ms 10188 KB Output is correct
41 Correct 145 ms 10188 KB Output is correct
42 Correct 161 ms 10184 KB Output is correct
43 Correct 147 ms 10180 KB Output is correct
44 Correct 154 ms 10248 KB Output is correct
45 Correct 144 ms 10260 KB Output is correct
46 Correct 191 ms 10228 KB Output is correct
47 Correct 142 ms 10184 KB Output is correct
48 Correct 159 ms 10476 KB Output is correct
49 Correct 159 ms 10180 KB Output is correct
50 Correct 201 ms 10240 KB Output is correct
51 Correct 1560 ms 100004 KB Output is correct
52 Correct 1650 ms 100208 KB Output is correct
53 Correct 1692 ms 100108 KB Output is correct
54 Correct 149 ms 10252 KB Output is correct
55 Correct 148 ms 10204 KB Output is correct
56 Correct 420 ms 12840 KB Output is correct
57 Correct 0 ms 212 KB Output is correct
58 Correct 165 ms 10168 KB Output is correct
59 Correct 155 ms 10196 KB Output is correct
60 Correct 1677 ms 99992 KB Output is correct
61 Correct 160 ms 10308 KB Output is correct
62 Correct 186 ms 10256 KB Output is correct
63 Correct 162 ms 10232 KB Output is correct
64 Correct 168 ms 10188 KB Output is correct
65 Correct 160 ms 10188 KB Output is correct
66 Correct 160 ms 10272 KB Output is correct
67 Correct 150 ms 10232 KB Output is correct
68 Correct 148 ms 10172 KB Output is correct
69 Correct 167 ms 10208 KB Output is correct
70 Correct 1810 ms 100116 KB Output is correct
71 Correct 146 ms 10184 KB Output is correct
72 Correct 1550 ms 100116 KB Output is correct
73 Correct 1658 ms 100060 KB Output is correct
74 Correct 0 ms 212 KB Output is correct
75 Correct 1 ms 212 KB Output is correct
76 Correct 1 ms 212 KB Output is correct
77 Correct 1 ms 212 KB Output is correct
78 Correct 1 ms 308 KB Output is correct
79 Correct 15 ms 1236 KB Output is correct
80 Correct 1688 ms 100092 KB Output is correct
81 Correct 1728 ms 100044 KB Output is correct
82 Correct 1762 ms 100100 KB Output is correct
83 Correct 1671 ms 100180 KB Output is correct
84 Correct 1693 ms 100112 KB Output is correct
85 Correct 1644 ms 100152 KB Output is correct
86 Correct 433 ms 12952 KB Output is correct
87 Correct 0 ms 212 KB Output is correct