제출 #781735

#제출 시각아이디문제언어결과실행 시간메모리
781735andecaandeciStrange Device (APIO19_strange_device)C++17
0 / 100
5055 ms405232 KiB
#include <bits/stdc++.h> using namespace std; typedef long long ll; ll n,a,b; ll l[1000005],r[1000005]; set<pair<ll,ll>> st; int main(){ ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); cin>>n>>a>>b; ll s=0; for (int i=1;i<=n;i++){ cin>>l[i]>>r[i]; s+=(r[i]-l[i])+1; } if (s<1000005){ for (int i=1;i<=n;i++){ for (int j=l[i];j<=r[i];j++){ st.insert({(j+j/b)%a,j%b}); } } cout<<st.size(); } // else if () }
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