Submission #164570

#	Time	Username	Problem	Language	Result	Execution time	Memory
164570		AMeyburgh	Krov (COCI17_krov)	C++17	70 / 140	1562 ms	4020 KiB

krov

#include <bits/stdc++.h>

using namespace std;

#define FOR(i_,a_) for(int i_=0;i_<a_;++i_)
#define FORS(s_,i_,a_) for(int i_=s_;i_<a_;++i_)
#define FORR(i_,a_) for(int i_=a_-1;i_>=0;--i_)
#define FORI(i_,a_) for(int i_=1;i_<=a_;++i_)
#define FORA(i_,a_) for(auto i_:a_)
#define FOR1(i_,a_) for(int i_=1;i_<a_;++i_)
#define FORIT(it_,c_) for(auto it_ = c_.begin(); it_!=c_.end();++it_)

#define _ cerr<<' ';
#define _N cerr<<'\n';
#define _T cerr<<'\t';
#define TRACED(_v) cerr<<_v;
void TRACEV(string a){TRACED(a);}
template<typename... Args> void TRACEV(tuple<Args...> t);
template<typename l, typename r> void TRACEV(pair<l,r> t);
template<typename T> void TRACEV(T t){TRACED(t);}
template<template<typename...> class T, typename... K> void TRACEV(T<K...> t);
template<typename T, size_t S> void TRACEV(array<T,S> t){TRACEV("[");TRACEV(t[0]);FOR1(i,S){TRACEV(", ");TRACEV(t[i]);}TRACEV("]");}
template<typename T,typename... Args>void TRACEUT_(T t){TRACEV(t);}
template<typename T,typename... Args>void TRACEUT_(T t, Args... args){TRACEV(t); TRACED(", "); TRACEUT_(args...);}
template<typename T,typename... Args>void TRACEUT(T t, Args... args){TRACED('('); TRACEUT_(t,args...); TRACED(")");}
template<typename Tuple, size_t... Is>void TRACET_(Tuple t, index_sequence<Is...>){TRACEUT(get<Is>(t)...);}
template<typename Tuple>void TRACET(Tuple t){TRACET_(t,make_index_sequence<tuple_size<Tuple>::value>{});}
#define TRACEP(p_) TRACED("("); TRACEV(p_.first);TRACED(", ");TRACEV(p_.second);TRACED(")");
template<typename... Args> void TRACEV(tuple<Args...> t){TRACET(t);}
template<typename l, typename r> void TRACEV(pair<l,r> t){TRACEP(t);}
template<template<typename...> class T, typename... K> void TRACEV(T<K...> t){auto it = t.begin();
TRACED("[");TRACEV(*it);for(++it;it!=t.end();++it){TRACED(", ");TRACEV(*it);}TRACED("]");}
template<typename T> void TRACE(T t){TRACEV(t);_N;}
template<typename T,typename... Ts> void TRACE(T t,Ts... args){TRACEV(t); _T; TRACE(args...);}

#define ll long long int
#define ull unsigned long long int
#define pii pair<int,int>
#define INF LLONG_MAX;

int main(){
	cin.tie(0);
	ios::sync_with_stdio(false);
	int N;
	cin>>N;
	vector<ll> heights(N);
	FOR(i,N) cin>>heights[i];
	ll MIN = INF;
	FOR(i,N){
		vector<ll> ks(N);
		FOR(j,N) ks[j] = heights[j] + abs(j-i);
		sort(ks.begin(),ks.end());
		vector<ll> sum(N);
		sum[0] = ks[0];
		FOR1(j,N) sum[j] = sum[j-1] + ks[j];
		ll X;
		ll minX = max(i,N-1-i)+1;
		FOR(p,N){
			if(p == N-1 || ks[p] != ks[p+1]){
				if(2*p+2 < N-1){
					X = max(ks[p+1]-1,minX);
				}
				else{
					X = max(ks[p],minX);
				}
				if(X >= ks[p]){
					MIN = min(MIN,X*(2*p+2-N) + sum[N-1] - 2*sum[p]);
				}
			}
		}
	}
	cout<<MIN<<'\n';
	return 0;
}

• Subtask 1: 14 / 14
• Subtask 2: 14 / 14
• Subtask 3: 14 / 14
• Subtask 4: 14 / 14
• Subtask 5: 14 / 14
• Subtask 6: 0 / 14
• Subtask 7: 0 / 14
• Subtask 8: 0 / 14
• Subtask 9: 0 / 14
• Subtask 10: 0 / 14