답안 #729962

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
729962 2023-04-24T23:55:48 Z MtSaka 이상한 기계 (APIO19_strange_device) C++17
100 / 100
670 ms 69004 KB
#include<bits/stdc++.h>
#define overload(a,b,c,d,...) d
#define rep1(a) for(ll _=0;_<(ll)a;++_)
#define rep2(i,a) for(ll i=0;i<(ll)a;++i)
#define rep3(i,a,b) for(ll i=a;i<(ll)b;++i)
#define rep(...) overload(__VA_ARGS__,rep3,rep2,rep1)(__VA_ARGS__)
#define rrep1(i,a) for(ll i=(ll)a-1;i>=0;--i)
#define rrep2(i,a,b) for(ll i=(ll)b-1;i>=(ll)a;--i)
#define rrep(...) overload(__VA_ARGS__,rrep2,rrep1)(__VA_ARGS__)
#define all(a) a.begin(),a.end()
#define lb(v,x) lower_bound(all(v),x);
#define ub(v,x) upper_bound(all(v),x);
using namespace std;
using ll=long long;
using ull=unsigned long long;
using ld=long double;
template<typename T,typename U>
inline bool chmin(T&a,const U&b){return (a>b?a=b,true:false);}
template<typename T,typename U>
inline bool chmax(T&a,const U&b){return (a<b?a=b,true:false);}
int main(){
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    int n;cin>>n;
    ll a,b;cin>>a>>b;
    ll g=gcd(a,b+1);
    if((ld)(1e18)/(ld)b<a/g){
        ll ans=0;
        rep(i,n){
            ll l,r;cin>>l>>r;
            ans+=r-l+1;
        }
        cout<<ans<<endl;return 0;
    }
    vector<pair<ll,ll>>v;
    ll md=a/g*b;
    rep(i,n){
        ll l,r;cin>>l>>r;
        if(r-l+1>=md){
            cout<<md<<endl;return 0;
        }
        l%=md,r%=md;
        if(l>r){
            v.emplace_back(l,1);
            v.emplace_back(md,-1);
            v.emplace_back(0,1);
            v.emplace_back(r+1,-1);
        }
        else{
            v.emplace_back(l,1);
            v.emplace_back(r+1,-1);
        }
    }
    sort(all(v));
    ll ans=0,cnt=1;
    rep(i,1,v.size()){
        if(cnt>0){
            ans+=v[i].first-v[i-1].first;
        }
        cnt+=v[i].second;
    }
    cout<<ans<<endl;
}
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 6 ms 984 KB Output is correct
3 Correct 5 ms 856 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 1 ms 320 KB Output is correct
15 Correct 1 ms 320 KB Output is correct
16 Correct 6 ms 1240 KB Output is correct
17 Correct 54 ms 7288 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 0 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 0 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 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 2 ms 340 KB Output is correct
5 Correct 336 ms 33360 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 475 ms 33256 KB Output is correct
3 Correct 570 ms 68788 KB Output is correct
4 Correct 488 ms 68988 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 475 ms 33256 KB Output is correct
3 Correct 570 ms 68788 KB Output is correct
4 Correct 488 ms 68988 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 514 ms 68900 KB Output is correct
7 Correct 528 ms 68992 KB Output is correct
8 Correct 493 ms 68880 KB Output is correct
9 Correct 602 ms 68868 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 475 ms 33256 KB Output is correct
3 Correct 570 ms 68788 KB Output is correct
4 Correct 488 ms 68988 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 50 ms 7184 KB Output is correct
7 Correct 52 ms 7272 KB Output is correct
8 Correct 47 ms 7296 KB Output is correct
9 Correct 48 ms 7252 KB Output is correct
10 Correct 47 ms 7188 KB Output is correct
11 Correct 49 ms 7224 KB Output is correct
12 Correct 57 ms 7344 KB Output is correct
13 Correct 57 ms 7296 KB Output is correct
14 Correct 47 ms 7228 KB Output is correct
15 Correct 52 ms 7236 KB Output is correct
16 Correct 54 ms 7212 KB Output is correct
17 Correct 47 ms 7188 KB Output is correct
18 Correct 513 ms 68856 KB Output is correct
19 Correct 460 ms 68884 KB Output is correct
20 Correct 608 ms 68868 KB Output is correct
21 Correct 68 ms 7288 KB Output is correct
22 Correct 45 ms 7276 KB Output is correct
23 Correct 138 ms 26636 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 48 ms 4488 KB Output is correct
3 Correct 51 ms 4556 KB Output is correct
4 Correct 590 ms 33196 KB Output is correct
5 Correct 48 ms 4544 KB Output is correct
6 Correct 53 ms 4460 KB Output is correct
7 Correct 60 ms 4548 KB Output is correct
8 Correct 55 ms 4468 KB Output is correct
9 Correct 48 ms 4556 KB Output is correct
10 Correct 53 ms 4556 KB Output is correct
11 Correct 51 ms 4448 KB Output is correct
12 Correct 44 ms 4476 KB Output is correct
13 Correct 58 ms 4520 KB Output is correct
14 Correct 559 ms 33264 KB Output is correct
15 Correct 61 ms 4488 KB Output is correct
16 Correct 464 ms 33272 KB Output is correct
17 Correct 496 ms 33176 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 6 ms 984 KB Output is correct
3 Correct 5 ms 856 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 1 ms 320 KB Output is correct
15 Correct 1 ms 320 KB Output is correct
16 Correct 6 ms 1240 KB Output is correct
17 Correct 54 ms 7288 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 0 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 0 ms 212 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 2 ms 340 KB Output is correct
28 Correct 336 ms 33360 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 475 ms 33256 KB Output is correct
31 Correct 570 ms 68788 KB Output is correct
32 Correct 488 ms 68988 KB Output is correct
33 Correct 0 ms 212 KB Output is correct
34 Correct 514 ms 68900 KB Output is correct
35 Correct 528 ms 68992 KB Output is correct
36 Correct 493 ms 68880 KB Output is correct
37 Correct 602 ms 68868 KB Output is correct
38 Correct 1 ms 212 KB Output is correct
39 Correct 50 ms 7184 KB Output is correct
40 Correct 52 ms 7272 KB Output is correct
41 Correct 47 ms 7296 KB Output is correct
42 Correct 48 ms 7252 KB Output is correct
43 Correct 47 ms 7188 KB Output is correct
44 Correct 49 ms 7224 KB Output is correct
45 Correct 57 ms 7344 KB Output is correct
46 Correct 57 ms 7296 KB Output is correct
47 Correct 47 ms 7228 KB Output is correct
48 Correct 52 ms 7236 KB Output is correct
49 Correct 54 ms 7212 KB Output is correct
50 Correct 47 ms 7188 KB Output is correct
51 Correct 513 ms 68856 KB Output is correct
52 Correct 460 ms 68884 KB Output is correct
53 Correct 608 ms 68868 KB Output is correct
54 Correct 68 ms 7288 KB Output is correct
55 Correct 45 ms 7276 KB Output is correct
56 Correct 138 ms 26636 KB Output is correct
57 Correct 0 ms 212 KB Output is correct
58 Correct 48 ms 4488 KB Output is correct
59 Correct 51 ms 4556 KB Output is correct
60 Correct 590 ms 33196 KB Output is correct
61 Correct 48 ms 4544 KB Output is correct
62 Correct 53 ms 4460 KB Output is correct
63 Correct 60 ms 4548 KB Output is correct
64 Correct 55 ms 4468 KB Output is correct
65 Correct 48 ms 4556 KB Output is correct
66 Correct 53 ms 4556 KB Output is correct
67 Correct 51 ms 4448 KB Output is correct
68 Correct 44 ms 4476 KB Output is correct
69 Correct 58 ms 4520 KB Output is correct
70 Correct 559 ms 33264 KB Output is correct
71 Correct 61 ms 4488 KB Output is correct
72 Correct 464 ms 33272 KB Output is correct
73 Correct 496 ms 33176 KB Output is correct
74 Correct 0 ms 212 KB Output is correct
75 Correct 1 ms 320 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 212 KB Output is correct
79 Correct 5 ms 1316 KB Output is correct
80 Correct 670 ms 68900 KB Output is correct
81 Correct 621 ms 69004 KB Output is correct
82 Correct 574 ms 68880 KB Output is correct
83 Correct 606 ms 69004 KB Output is correct
84 Correct 593 ms 69004 KB Output is correct
85 Correct 569 ms 68768 KB Output is correct
86 Correct 144 ms 26712 KB Output is correct
87 Correct 1 ms 212 KB Output is correct