제출 #890650

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
890650	2023-12-21 17:58:32	Macker	Linear Garden (IOI08_linear_garden)	C++17	100 / 100	346 ms	3432 KiB

linear_garden

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define all(v) v.begin(), v.end()
ll dp[3][3][5]; //mx, mn, cur
ll ldp[3][3][5]; //mx, mn, cur
ll m;
int main()
{
    int n; cin >> n; cin >> m;
    string s; cin >> s;
    memset(dp, 0, 3*3*5*sizeof(ll));
    memset(ldp, 0, 3*3*5*sizeof(ll));
    int cmx, cmn, ccur;
    if(s[0] == 'P'){
        dp[1][0][3] = 1;
        cmx = 1, cmn = 0, ccur = 3;
    }
    else{
        cmx = 0, cmn = 1, ccur = 1;
    }
    dp[0][1][1] = 1;
    for (int i = 0; i < n - 1; i++)
    {
        swap(dp, ldp);
        memset(dp, 0, 3*3*5*sizeof(ll));
        bool st[3][3][5];
 
 
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