oj.uz

답안 #492137

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
492137 2021-12-05T15:15:28 Z Biaz Sure Bet (CEOI17_sure) C++17
0 / 100
 0 ms 204 KB 
#include <bits/stdc++.h>
#define int long long
//#define double long double
#define Nanase_Kurumi_aka_menhera_chan_is_mine ios::sync_with_stdio(false);cin.tie(0);cout.tie(0);
#define pb push_back
#define pi pair<double,int>
#define ALL(i) i.begin(),i.end()
#define gcd(i,j) __gcd(i,j)
#define fi first
#define se second
#define eps 0.00000001
#define ist insert
#define DNE nullptr
//#pragma GCC optimize("Ofast,unroll-loops,no-stack-protector,fast-math")
//#pragma GCC optimize("O2")
int max(int x,int y){return x>=y?x:y;}
int min(int x,int y){return x>=y?y:x;}
using namespace std;
typedef int ll;
const int N=1005;
const int M=1000005;
const int MOD=1000000007;//998244353;
const int INF=1000000000000000000;//2147483647;

double a[N],b[N];
int n;
double ans;
inline void sol(){
    cin >>n;
    for (int i=1;i<=n;i++){
        cin >>a[i]>>b[i];
    }
    sort(a+1,a+n+1,greater<double>());
    sort(a+1,a+n+1,greater<double>());
    double ca=0;
    for (int i=1;i<=n;i++){
        double cb=0;
        ca+=a[i];
        for (int j=1;j<=n;j++){
            cb+=b[j];
            ans=max(ans,min(ca,cb)-i-j);
        }
    }
    cout <<ans<<'\n';
}
/*
4
1.4 3.7
1.2 2
1.6 1.4
1.9 1.5
*/
signed main(){
    Nanase_Kurumi_aka_menhera_chan_is_mine
    int _=1;
    //cin >>_;
    while (_--) sol();
    return 0;
}

Subtask #1
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 204 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 40.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 204 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 40.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 204 KB Output isn't correct
2 Halted 0 ms 0 KB -