#include <bits/stdc++.h>
#define int __int128
using namespace std;
int n,a,b;
vector<pair<int,int>> eves;
int gcd(int a, int b)
{
int r = a % b;
while(r)
{
a = b;
b = r;
r = a % b;
}
return b;
}
signed main()
{
ios::sync_with_stdio(false);
cin.tie(0);
long long N,A,B;
cin>>N>>A>>B;
n = N;
a = A;
b = B;
int div = a * b / gcd(b + 1, a);
bool done = false;
for(int i=1; i<=n; i++)
{
int l,r;
long long L,R;
cin>>L>>R;
l = L;
r = R;
if(r - l + 1 >= div)
{
done = true;
}
l %= div;
r %= div;
if(l <= r)
{
eves.push_back({l,1});
eves.push_back({r+1,-1});
}
else
{
eves.push_back({0,1});
eves.push_back({r+1,-1});
eves.push_back({l,1});
eves.push_back({div,-1});
}
}
if(done)
{
vector<short> r;
while(div)
{
r.push_back(div % 10);
div /= 10;
}
reverse(r.begin(),r.end());
for(auto it : r)
{
cout<<it;
}
cout<<'\n';
return 0;
}
sort(eves.begin(),eves.end());
int nr = 0;
int rez = 0;
int last = 0;
for(auto it : eves)
{
if(nr==0 && it.second==1)
{
last = it.first;
}
nr += it.second;
if(nr==0 && it.second==-1)
{
rez += it.first - last;
}
}
vector<short> r;
while(rez)
{
r.push_back(rez % 10);
rez /= 10;
}
reverse(r.begin(),r.end());
for(auto it : r)
{
cout<<it;
}
cout<<'\n';
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
6 ms |
1772 KB |
Output is correct |
3 |
Correct |
9 ms |
1748 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
0 ms |
212 KB |
Output is correct |
12 |
Correct |
1 ms |
340 KB |
Output is correct |
13 |
Correct |
0 ms |
212 KB |
Output is correct |
14 |
Correct |
1 ms |
212 KB |
Output is correct |
15 |
Correct |
1 ms |
316 KB |
Output is correct |
16 |
Correct |
6 ms |
1748 KB |
Output is correct |
17 |
Correct |
66 ms |
11320 KB |
Output is correct |
18 |
Correct |
1 ms |
212 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
212 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
0 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
212 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
456 KB |
Output is correct |
3 |
Correct |
1 ms |
464 KB |
Output is correct |
4 |
Correct |
2 ms |
488 KB |
Output is correct |
5 |
Correct |
387 ms |
66064 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
647 ms |
67312 KB |
Output is correct |
3 |
Correct |
625 ms |
66236 KB |
Output is correct |
4 |
Correct |
587 ms |
69076 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
647 ms |
67312 KB |
Output is correct |
3 |
Correct |
625 ms |
66236 KB |
Output is correct |
4 |
Correct |
587 ms |
69076 KB |
Output is correct |
5 |
Correct |
0 ms |
316 KB |
Output is correct |
6 |
Correct |
553 ms |
69112 KB |
Output is correct |
7 |
Correct |
568 ms |
69052 KB |
Output is correct |
8 |
Correct |
593 ms |
69240 KB |
Output is correct |
9 |
Correct |
736 ms |
69176 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
647 ms |
67312 KB |
Output is correct |
3 |
Correct |
625 ms |
66236 KB |
Output is correct |
4 |
Correct |
587 ms |
69076 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
58 ms |
11216 KB |
Output is correct |
7 |
Correct |
66 ms |
11232 KB |
Output is correct |
8 |
Correct |
74 ms |
11316 KB |
Output is correct |
9 |
Correct |
53 ms |
11320 KB |
Output is correct |
10 |
Correct |
52 ms |
11324 KB |
Output is correct |
11 |
Correct |
54 ms |
11288 KB |
Output is correct |
12 |
Correct |
52 ms |
11308 KB |
Output is correct |
13 |
Correct |
59 ms |
11308 KB |
Output is correct |
14 |
Correct |
69 ms |
11276 KB |
Output is correct |
15 |
Correct |
70 ms |
11308 KB |
Output is correct |
16 |
Correct |
59 ms |
11232 KB |
Output is correct |
17 |
Correct |
52 ms |
11268 KB |
Output is correct |
18 |
Correct |
587 ms |
69116 KB |
Output is correct |
19 |
Correct |
555 ms |
69044 KB |
Output is correct |
20 |
Correct |
747 ms |
69060 KB |
Output is correct |
21 |
Correct |
65 ms |
11328 KB |
Output is correct |
22 |
Correct |
47 ms |
11280 KB |
Output is correct |
23 |
Correct |
165 ms |
43052 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
64 ms |
11316 KB |
Output is correct |
3 |
Correct |
60 ms |
9660 KB |
Output is correct |
4 |
Correct |
718 ms |
66124 KB |
Output is correct |
5 |
Correct |
58 ms |
9664 KB |
Output is correct |
6 |
Correct |
62 ms |
9664 KB |
Output is correct |
7 |
Correct |
56 ms |
9668 KB |
Output is correct |
8 |
Correct |
62 ms |
9664 KB |
Output is correct |
9 |
Correct |
55 ms |
9672 KB |
Output is correct |
10 |
Correct |
64 ms |
9576 KB |
Output is correct |
11 |
Correct |
60 ms |
9628 KB |
Output is correct |
12 |
Correct |
50 ms |
9660 KB |
Output is correct |
13 |
Correct |
63 ms |
9608 KB |
Output is correct |
14 |
Correct |
670 ms |
66224 KB |
Output is correct |
15 |
Correct |
63 ms |
9660 KB |
Output is correct |
16 |
Correct |
518 ms |
69012 KB |
Output is correct |
17 |
Correct |
544 ms |
69040 KB |
Output is correct |
18 |
Correct |
1 ms |
220 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
6 ms |
1772 KB |
Output is correct |
3 |
Correct |
9 ms |
1748 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
0 ms |
212 KB |
Output is correct |
12 |
Correct |
1 ms |
340 KB |
Output is correct |
13 |
Correct |
0 ms |
212 KB |
Output is correct |
14 |
Correct |
1 ms |
212 KB |
Output is correct |
15 |
Correct |
1 ms |
316 KB |
Output is correct |
16 |
Correct |
6 ms |
1748 KB |
Output is correct |
17 |
Correct |
66 ms |
11320 KB |
Output is correct |
18 |
Correct |
1 ms |
212 KB |
Output is correct |
19 |
Correct |
1 ms |
212 KB |
Output is correct |
20 |
Correct |
1 ms |
212 KB |
Output is correct |
21 |
Correct |
0 ms |
212 KB |
Output is correct |
22 |
Correct |
0 ms |
212 KB |
Output is correct |
23 |
Correct |
1 ms |
212 KB |
Output is correct |
24 |
Correct |
1 ms |
212 KB |
Output is correct |
25 |
Correct |
1 ms |
456 KB |
Output is correct |
26 |
Correct |
1 ms |
464 KB |
Output is correct |
27 |
Correct |
2 ms |
488 KB |
Output is correct |
28 |
Correct |
387 ms |
66064 KB |
Output is correct |
29 |
Correct |
0 ms |
212 KB |
Output is correct |
30 |
Correct |
647 ms |
67312 KB |
Output is correct |
31 |
Correct |
625 ms |
66236 KB |
Output is correct |
32 |
Correct |
587 ms |
69076 KB |
Output is correct |
33 |
Correct |
0 ms |
316 KB |
Output is correct |
34 |
Correct |
553 ms |
69112 KB |
Output is correct |
35 |
Correct |
568 ms |
69052 KB |
Output is correct |
36 |
Correct |
593 ms |
69240 KB |
Output is correct |
37 |
Correct |
736 ms |
69176 KB |
Output is correct |
38 |
Correct |
0 ms |
212 KB |
Output is correct |
39 |
Correct |
58 ms |
11216 KB |
Output is correct |
40 |
Correct |
66 ms |
11232 KB |
Output is correct |
41 |
Correct |
74 ms |
11316 KB |
Output is correct |
42 |
Correct |
53 ms |
11320 KB |
Output is correct |
43 |
Correct |
52 ms |
11324 KB |
Output is correct |
44 |
Correct |
54 ms |
11288 KB |
Output is correct |
45 |
Correct |
52 ms |
11308 KB |
Output is correct |
46 |
Correct |
59 ms |
11308 KB |
Output is correct |
47 |
Correct |
69 ms |
11276 KB |
Output is correct |
48 |
Correct |
70 ms |
11308 KB |
Output is correct |
49 |
Correct |
59 ms |
11232 KB |
Output is correct |
50 |
Correct |
52 ms |
11268 KB |
Output is correct |
51 |
Correct |
587 ms |
69116 KB |
Output is correct |
52 |
Correct |
555 ms |
69044 KB |
Output is correct |
53 |
Correct |
747 ms |
69060 KB |
Output is correct |
54 |
Correct |
65 ms |
11328 KB |
Output is correct |
55 |
Correct |
47 ms |
11280 KB |
Output is correct |
56 |
Correct |
165 ms |
43052 KB |
Output is correct |
57 |
Correct |
0 ms |
212 KB |
Output is correct |
58 |
Correct |
64 ms |
11316 KB |
Output is correct |
59 |
Correct |
60 ms |
9660 KB |
Output is correct |
60 |
Correct |
718 ms |
66124 KB |
Output is correct |
61 |
Correct |
58 ms |
9664 KB |
Output is correct |
62 |
Correct |
62 ms |
9664 KB |
Output is correct |
63 |
Correct |
56 ms |
9668 KB |
Output is correct |
64 |
Correct |
62 ms |
9664 KB |
Output is correct |
65 |
Correct |
55 ms |
9672 KB |
Output is correct |
66 |
Correct |
64 ms |
9576 KB |
Output is correct |
67 |
Correct |
60 ms |
9628 KB |
Output is correct |
68 |
Correct |
50 ms |
9660 KB |
Output is correct |
69 |
Correct |
63 ms |
9608 KB |
Output is correct |
70 |
Correct |
670 ms |
66224 KB |
Output is correct |
71 |
Correct |
63 ms |
9660 KB |
Output is correct |
72 |
Correct |
518 ms |
69012 KB |
Output is correct |
73 |
Correct |
544 ms |
69040 KB |
Output is correct |
74 |
Correct |
1 ms |
220 KB |
Output is correct |
75 |
Correct |
1 ms |
212 KB |
Output is correct |
76 |
Correct |
1 ms |
212 KB |
Output is correct |
77 |
Correct |
0 ms |
212 KB |
Output is correct |
78 |
Correct |
1 ms |
212 KB |
Output is correct |
79 |
Correct |
6 ms |
1772 KB |
Output is correct |
80 |
Correct |
721 ms |
100168 KB |
Output is correct |
81 |
Correct |
730 ms |
100200 KB |
Output is correct |
82 |
Correct |
692 ms |
100276 KB |
Output is correct |
83 |
Correct |
684 ms |
100140 KB |
Output is correct |
84 |
Correct |
689 ms |
100188 KB |
Output is correct |
85 |
Correct |
672 ms |
100140 KB |
Output is correct |
86 |
Correct |
163 ms |
43140 KB |
Output is correct |
87 |
Correct |
1 ms |
212 KB |
Output is correct |