Submission #1031184

#	Time	Username	Problem	Language	Result	Execution time	Memory
1031184		vjudge1	Journey (NOI18_journey)	C++17	20 / 100	1 ms	600 KiB

journey

#include <bits/stdc++.h>
using namespace std;

#define int long long
#define f first
#define s second

mt19937 gnd(time(NULL));

void solve(){
    int n, m, k;
    cin >> n >> m >> k;
    
    int dp[n+7][m+4];
    for(int i = 0; i <= n; i++){
        for(int j = 0; j <= m; j++){
            dp[i][j]=0;
        }
    }
    // cout << "st" << endl;

    vector<vector<pair<int, int>>> v(n+4, vector<pair<int,int>> (k+3));
    
    for(int i = 0; i < n-1; i++){
        for(int j = 0; j < k; j++){
            cin >> v[i][j].f >> v[i][j].s;
        }
    }

    dp[0][0]=1;
    // cout << "med" << endl;
    for(int i = 0; i < n-1; i++){
        for(int j = 0; j <= m; j++){
            if(j > 0) dp[i][j]=min((int) 5e8+1, dp[i][j]+dp[i][j-1]);
            for(int kk = 0; kk < k; kk++){
                if(j+v[i][kk].second <= m){
                    // cout << i << " " << j << " " << kk << endl;
                    dp[v[i][kk].first][j+v[i][kk].second] = min((int) 5e8+1, dp[v[i][kk].first][j+v[i][kk].second]+dp[i][j]);
                }
            }
        }
    }

    for(int j = 0; j < m; j++){
        cout << min(dp[n-1][j], (int) 5e8+1) << " ";
    }
    cout << endl;


}


signed main(){
    
    ios::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    int t = 1;
    // cin >> t;
    while(t--) solve();

}

• Subtask 1: 20 / 20
• Subtask 2: 0 / 23
• Subtask 3: 0 / 26
• Subtask 4: 0 / 31