제출 #206799

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
206799	2020-03-05 12:05:27	rkm0959	이상한 기계 (APIO19_strange_device)	C++14	65 / 100	609 ms	33920 KiB

strange_device

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#include <bits/stdc++.h>
#define fio ios::sync_with_stdio(false);cin.tie(0);cout.tie(0);
using namespace std;
typedef long long int ll;
typedef long double ldb;
ll gcd(ll x,ll y){if(!x||!y) return x+y; return x%y==0?y:gcd(y,x%y);}
ll n, A, B, inf=2e18, ans;
pair<ll, ll> wow[2111111];
int main(void)
{
  fio; ll i, j, u, v, cnt=0;
  cin>>n>>A>>B; ll g=gcd(A, B+1);
  __int128 cc=(A/g); cc=cc*B;
  for(i=1 ; i<=n ; i++)
  {
    cin>>u>>v;
    if(cc>=inf) { wow[++cnt]=make_pair(u, v); continue; }
    u=(ll)(u%cc); v=(ll)(v%cc);
    if(u<=v) wow[++cnt]=make_pair(u, v);
    if(u>v)
    {
      wow[++cnt]=make_pair(u, (ll)cc-1LL);
      wow[++cnt]=make_pair(0LL, v);
    }
  }
  sort(wow+1, wow+cnt+1);
  for(i=1 ; i<=cnt ; i++)
  {
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 0 / 5
• Subtask 3: 5 / 5
• Subtask 4: 5 / 5
• Subtask 5: 5 / 5
• Subtask 6: 20 / 20
• Subtask 7: 20 / 20
• Subtask 8: 0 / 30