結果

問題 No.2495 Three Sets
ユーザー ococonomy1
提出日時 2023-10-06 22:27:54
言語 C++17
(gcc 13.3.0 + boost 1.87.0)
結果
AC  
実行時間 56 ms / 3,000 ms
コード長 3,193 bytes
コンパイル時間 1,470 ms
コンパイル使用メモリ 121,096 KB
最終ジャッジ日時 2025-02-17 05:17:56
ジャッジサーバーID
(参考情報)
judge5 / judge5
このコードへのチャレンジ
(要ログイン)
ファイルパターン 結果
sample AC * 3
other AC * 18
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

// #pragma GCC target("avx2")
// #pragma GCC optimize("O3")
// #pragma GCC optimize("unroll-loops")
#include <algorithm>
#include <bitset>
#include <cassert>
#include <climits>
#include <cmath>
#include <complex>
#include <deque>
#include <iomanip>
#include <iostream>
#include <map>
#include <queue>
#include <set>
#include <string>
#include <tuple>
#include <vector>
using namespace std;
using lg = long long;
using pii = pair<int, int>;
using pll = pair<lg, lg>;
#define TEST cerr << "TEST" << endl
#define AMARI 998244353
// #define AMARI 1000000007
#define TEMOTO ((sizeof(long double) == 16) ? false : true)
#define TIME_LIMIT 1980 * (TEMOTO ? 1 : 1000)
#define el '\n'
#define El '\n'
int na,nb,nc;
vector<lg> a,b,c;
vector<lg> ar,br,cr;
//0:1 na:
lg calcxyz(int x,int y,int z){
//
lg ans = ar[x] * (lg)y + br[y] * (lg)z + cr[z] * (lg)x;
return ans;
}
//xy
lg calcxy(int x,int y){
int lz = 0,rz = nc;
while(rz - lz >= 3){
int cz1 = ((2 * lz) + rz) / 3;
int cz2 = (lz + (2 * rz)) / 3;
if(cz1 == cz2)break;
if(calcxyz(x,y,cz1) > calcxyz(x,y,cz2))rz = cz2;
else lz = cz1;
}
lg ans = 0;
for(int i = lz; i <= rz; i++){
ans = max(ans,calcxyz(x,y,i));
}
return ans;
}
//x
map<int,lg> mp;
lg calcx(int x){
if(mp.find(x) != mp.end()){
return mp[x];
}
int ly = 0,ry = nb;
while(ry - ly >= 3){
int cy1 = ((2 * ly) + ry) / 3;
int cy2 = (ly + (2 * ry)) / 3;
if(cy1 == cy2)break;
if(calcxy(x,cy1) > calcxy(x,cy2))ry = cy2;
else ly = cy1;
}
lg ans = 0;
for(int i = ly; i <= ry; i++){
ans = max(ans,calcxy(x,i));
}
return mp[x] = ans;
}
#define MULTI_TEST_CASE false
void solve(void) {
cin >> na >> nb >> nc;
a.resize(na); b.resize(nb); c.resize(nc);
ar.resize(na + 1); br.resize(nb + 1); cr.resize(nc + 1);
for(int i = 0; i < na; i++)cin >> a[i];
for(int i = 0; i < nb; i++)cin >> b[i];
for(int i = 0; i < nc; i++)cin >> c[i];
sort(a.rbegin(),a.rend());
sort(b.rbegin(),b.rend());
sort(c.rbegin(),c.rend());
ar[0] = br[0] = cr[0] = 0;
for(int i = 0; i < na; i++){
ar[i + 1] = ar[i] + a[i];
}
for(int i = 0; i < nb; i++){
br[i + 1] = br[i] + b[i];
}
for(int i = 0; i < nc; i++){
cr[i + 1] = cr[i] + c[i];
}
lg ans = 0;
//a[0,x],[lx,rx]
int lx = 0,rx = na;
while(rx - lx >= 3){
int cx1 = ((2 * lx) + rx) / 3;
int cx2 = (lx + (2 * rx)) / 3;
if(cx1 == cx2)break;
if(calcx(cx1) > calcx(cx2))rx = cx2;
else lx = cx1;
}
for(int i = lx; i <= rx; i++){
ans = max(ans,calcx(i));
}
cout << ans << el;
return;
}
void calc(void) {
return;
}
int main(void) {
cin.tie(nullptr);
ios::sync_with_stdio(false);
calc();
int t = 1;
if(MULTI_TEST_CASE) cin >> t;
while(t--) {
solve();
}
return 0;
}
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