Submission #1004773

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1004773	2024-06-21 14:36:56	12345678	Linear Garden (IOI08_linear_garden)	C++17	95 / 100	12 ms	25848 KiB

linear_garden

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#include <bits/stdc++.h>
using namespace std;
#define ll long long
const int nx=1e6+5;
ll n, m, dp[3][nx], res, cnt, mx, mn;
string s;
int main()
{
    cin.tie(NULL)->sync_with_stdio(false);
    cin>>n>>m>>s;
    dp[0][0]=dp[1][0]=dp[2][0]=1;
    for (int i=1; i<=n; i++)
    {
        dp[0][i]=dp[1][i-1];
        dp[1][i]=(dp[0][i-1]+dp[2][i-1])%m;
        dp[2][i]=dp[1][i-1];
        //cout<<"count "<<i<<' '<<dp[0][i]+dp[1][i]+dp[2][i]-2<<'\n';
    }
    for (int i=0; i<n; i++)
    {
        if (s[i]=='P')
        {
            ll tmp=cnt;
            tmp++;
            ll nmx=max(mx,tmp), nmn=mn, t=0;
 
 
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