Submission #1149327

#TimeUsernameProblemLanguageResultExecution timeMemory
1149327gazizmadi11Coin Collecting (JOI19_ho_t4)C++20
0 / 100
0 ms328 KiB
//gm --- akezhon #include <bits/stdc++.h> // #pragma GCC optimize("Ofast,no-stack-protector,unroll-loops,fast-math,O3") // #pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native") #define pb push_back #define pf push_front #define F first #define S second #define all(v) v.begin(),v.end() #define pii pair<int,int> #define tm (tl+tr)/2 #define TL v+v, tl, tm #define TR v+v+1, tm+1, tr #define DA l <= tl && tr <= r #define NE r < tl || tr < l #define double long double #define int long long using namespace std; const int N=3e5+7; const int mod=1e9+7; const int inf=2e18; void AlemAmenov(){ int ans=0; int n; cin >> n; multiset<int>st, st2; for(int x, y, i=1; i <= n*2; i++){ cin >> x >> y; if(y<=1){ ans+=1-y; st.insert(x); } else{ ans+=y-2; st2.insert(x); } } while(st.size() != st2.size()){ ans++; if(st.size() > st2.size()){ if(1-*st.begin() > *st.rbegin()-2){ st2.insert(*st.begin()); st.erase(st.begin()); }else{ st2.insert(*st.rbegin()); st.erase(st.find(*st.rbegin())); } } else{ if(1-*st2.begin() > *st2.rbegin()-2){ st.insert(*st2.begin()); st2.erase(st2.begin()); }else{ st.insert(*st2.rbegin()); st2.erase(st2.find(*st2.rbegin())); } } } for(int i=1; i <= n; i++){ ans += abs(*st.begin()-i) + abs(*st2.begin()-i); st.erase(st.begin()); st2.erase(st2.begin()); } cout << ans; } signed main(){ ios_base::sync_with_stdio(0); cin.tie(0); int RealName=1; // cin >> RealNam; // srand(time(0)); while(RealName--) AlemAmenov(); return 0; }
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