제출 #541050

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
541050	2022-03-22 07:26:39	Cookie197	Collecting Stamps 3 (JOI20_ho_t3)	C++17	100 / 100	158 ms	130124 KiB

ho_t3

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#include<iostream>
#include<vector>
#include<set>
#include<algorithm>
using namespace std;
#define ll long long
#define mp make_pair
#define pii pair<ll,ll>
#define inf (ll)1e15
#define endl "\n"
#define out(x) cout<< #x << " = " << x << endl
int n;
ll L,X[206],T[206];
ll dp[206][206][206][2]; // 已經看過區間(i,j)，拿到了k個stamp，目前人在最左或最右，的最小時間
int goleft(int x){
    return x-1 ? x-1:n;
}
int goright(int x){
    return x==n ? 1:x+1;
}
ll dist(int i,int j){
    if (i<j) return X[j] - X[i];
    return X[j] - X[i] + L;
}
void chmin(ll &a, ll b){
    a = min(a,b);
}
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 10 / 10
• Subtask 3: 10 / 10
• Subtask 4: 75 / 75