Submission #1116466

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1116466	2024-11-21 16:53:23	Nipphitch	Pancake (NOI12_pancake)	C++14	25 / 25	467 ms	27212 KiB

pancake

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#include <bits/stdc++.h>
#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
using namespace std;
const int N=1e5+5;
const int INF=1e9+7;
int n;
vector <int> a,b;
map <vector <int>,int> dp[10];
int rec(int d,vector <int> v){
    if(v==b) return d;
    if(d>n) return INF;
    if(dp[d].find(v)!=dp[d].end()) return dp[d][v];
    int res=INF;
    for(int i=0;i<n-1;i++){
        reverse(v.begin()+i,v.end());
        res=min(res,rec(d+1,v));
        reverse(v.begin()+i,v.end());
    }
    return dp[d][v]=res;
}
void slove(){
    a.clear();
    b.clear();
    //for(int i=0;i<10;i++) dp[i].clear();
    cin >> n;
    for(int i=1;i<=n;i++){
 
 
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• Subtask 1: 4 / 4
• Subtask 2: 4 / 4
• Subtask 3: 4 / 4
• Subtask 4: 8 / 8
• Subtask 5: 5 / 5