제출 #208017

#제출 시각아이디문제언어결과실행 시간메모리
208017shihan04Strange Device (APIO19_strange_device)C++11
0 / 100
5045 ms524292 KiB
#include<bits/stdc++.h> using namespace std; #define ll long long int main() { ll n,a,b,l,r; cin>>n>>a>>b; map <pair<ll,ll>,bool> m; while(n--){ cin>>l>>r; for(ll t=l;t<=r;t++){ if(m[make_pair((t+t/b)%a,t%b)]==1){ break; } else{ m[make_pair((t+t/b)%a,t%b)]=1; } } } cout<<m.size()<<"\n"; return 0; }
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