Submission #1174152

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1174152	2025-03-26 13:16:27	Ciprian	Collecting Mushrooms (NOI18_collectmushrooms)	C++20	60 / 100	160 ms	20136 KiB

mushrooms

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#include <bits/stdc++.h>
using namespace std;
#define int long long 
int d1[4]={0,0,1,-1};
int d2[4]={1,-1,0,0};
int32_t main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    int n,m,d,k;
    cin>>n>>m>>d>>k;
    map<pair<int,int>, int>wet;
    vector<pair<int,int>>sprinkler, mush;
    for(int i=1; i<=n; i++){
        for(int j=1; j<=m; j++){
            char x;
            cin>>x;
            if(x=='S')sprinkler.push_back({i,j});
            if(x=='M')mush.push_back({i,j});
        }
    }if(n==1){
        vector<pair<int,int>>intervals;
        for(auto e:sprinkler){
            intervals.push_back({max(e.first-d, 1LL), 1});
            intervals.push_back({min(e.second+d, m), -1});
            
        }sort(intervals.begin(), intervals.end());
        int cnt=0;
        vector<int>p(m+2), pref(m+2);
 
 
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• Subtask 1: 9 / 9
• Subtask 2: 10 / 10
• Subtask 3: 18 / 18
• Subtask 4: 23 / 23
• Subtask 5: 0 / 19
• Subtask 6: 0 / 21