제출 #244808

#제출 시각아이디문제언어결과실행 시간메모리
244808leakedKas (COCI17_kas)C++14
70 / 100
2102 ms81140 KiB
#include<bits/stdc++.h> using namespace std; //#include<ext/pb_ds/assoc_container.hpp> //#include<ext/pb_ds/tree_policy.hpp> // // #pragma GCC optimize("unroll-loops") // #pragma GCC optimize("Ofast") // #pragma GCC optimize("-O3") // #pragma GCC optimize("no-stack-protector") // #pragma GCC optimize("fast-math") //#define LOCAL #define sim template < class c #define ris return * this #define dor > debug & operator << #define eni(x) sim > typename \ enable_if<sizeof dud<c>(0) x 1, debug&>::type operator<<(c i) { sim > struct rge { c b, e; }; sim > rge<c> range(c i, c j) { return rge<c>{i, j}; } sim > auto dud(c* x) -> decltype(cout<< *x, 0); sim > char dud(...); struct debug { #ifndef LOCAL ~debug() { cout << endl; } eni(!=) cout << boolalpha << i; ris; } eni(==) ris << range(begin(i), end(i)); } sim, class b dor(pair < b, c > d) { ris << "(" << d.first << ", " << d.second << ")"; } sim dor(rge<c> d) { *this << "["; for (auto it = d.b; it != d.e; ++it) *this << ", " + 2 * (it == d.b) << *it; ris << "]"; } #else sim dor(const c&) { ris; } #endif }; #define imie(...) " [" << #__VA_ARGS__ ": " << (__VA_ARGS__) << "] " #define fi first #define f first #define se second #define s second #define vi_a vector<int>a; #define p_b push_back ////////////////////////////////???????????????CHECK THIS OUT???????????????////////////////////////////// #define ll long long ////////////////////////////////???????????????CHECK THIS OUT???????????????////////////////////////////// #define ld long double #define pll pair<ll,ll> #define pii pair<int,int> #define m_p make_pair #define fast_io cin.tie(0);cout.tie(0);ios_base::sync_with_stdio(0); #define all(x) x.begin(),x.end() #define getfiles ifstream cin("input.txt");ofstream cout("output.txt"); #define pw(x) (1ll << x) #define sz(x) (ll)x.size() #define rall(x) x.rbegin(),x.rend() #define len(a) (ll)a.size() #define rep(x,l,r) for(ll x=l;x<r;x++) //using namespace __gnu_pbds; ld eps = (ld)1 / 1e6; const ld pi=3.14159265359; ll inf = 1e18,mod1=1e9+7; ll sqr(ll a) { return a * a; } ll qb(ll a) { return a * a * a; } ll gcd(ll a, ll b) { return !a ? b : gcd(b % a, a); } ll binpow(ll a, ll b, ll mod) { return b ? (b % 2 ? (a * (sqr(binpow(a, b / 2, mod)) % mod)) % mod : sqr(binpow(a, b / 2, mod)) % mod) : 1; } ll binmult(ll a, ll b, ll mod) { return b ? (b % 2 ? (2 * binmult(a, b / 2, mod) + a) % mod : (2 * binmult(a, b / 2, mod)) % mod) : 0; } ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// const ll R=1e4; const ll tx[4]={0,0,-1,1}; const ll ty[4]={-1,1,0,0}; const char rev_to[4]={'E','W','N','S'}; const int N=5e3+3; const int M=1e9+7; map<pii,bool>mp; signed main(){ fast_io; int n; cin>>n; ll sum=0; vector<int>a(n); for(auto &z : a) cin>>z,sum+=z; mp[{0,0}]=1; for(int i=0;i<n;i++){ vector<pair<pii,pii>>nw; map<pii,bool>cur; for(auto &c : mp){ auto z=c.f; if(mp.find(m_p(z.f,z.s+a[i]))==mp.end() && !cur[m_p(z.f,z.s+a[i])]){ cur[m_p(z.f,z.s+a[i])]=1; nw.p_b(m_p(m_p(z.f,z.s+a[i]),m_p(z.f,z.s))); } if(mp.find(m_p(z.f+a[i],z.s))==mp.end() && !cur[m_p(z.f+a[i],z.s)]){ cur[m_p(z.f+a[i],z.s)]=1; nw.p_b(m_p(m_p(z.f+a[i],z.s),m_p(z.f,z.s))); } } for(auto &z : nw){ mp[z.f]=1; } //debug()<<imie(mp); } pii mx={-1,-1}; for(auto &z : mp){ if(z.f.f==z.f.s && z.f.f>mx.f){ mx=z.f; } } cout<<sum-mx.f; return 0; } ///stuff you should look for : /* * int overflow, array bounds * special cases (n=1?) * do smth instead of nothing and stay organized * read the conditions carefully * WRITE STUFF DOWN */
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