제출 #781627

#제출 시각아이디문제언어결과실행 시간메모리
781627devariaota이상한 기계 (APIO19_strange_device)C++17
0 / 100
163 ms524288 KiB
#include <bits/stdc++.h> #define ll long long using namespace std; int main(){ ll n,a,b;cin>>n>>a>>b; bool vis[b+5][10000]={0}; pair<long long,long long> arr[10000]; for(ll i=1;i<=n;i++){ cin>>arr[i].first>>arr[i].second; } ll ans=0; for(ll j=1;j<=n;j++){ ll x,y; x=arr[j].first; y=arr[j].second; for(ll i=x;i<=y;i++){ ll c=(i+i/b)%a; ll d=i%b; if(!vis[d][c]){ ans++; vis[d][c]=true; } } } cout<<ans; }
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