Submission #1090019

# Submission time Handle Problem Language Result Execution time Memory
1090019 2024-09-17T14:35:09 Z phong Treatment Project (JOI20_treatment) C++17
35 / 100
103 ms 956 KB
#include<bits/stdc++.h>
#define ll long long
#define int long long
const int nmax = 5e3 + 5, M = 3e6 + 5;
const ll oo = 1e18 + 5, base = 311;
const int lg = 62, tx = 26;
const ll mod = 1e9 + 7, mod2 = 1e9+3;
#define pii pair<ll, ll>
#define fi first
#define se second
#define endl "\n"
#define debug(a, n) for(int i = 1; i <= n; ++i) cout << a[i] << ' '; cout << "\n";
#define NAME code
using namespace std;

int n, m;
struct node{
    int t, l, r, c;
}a[nmax];
ll dp[nmax];
main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);cout.tie(0);
//    freopen("code.inp", "r", stdin);
//    freopen("code.out", "w", stdout);
    cin >> n >> m;
    for(int i = 1; i <= m; ++i) cin >> a[i].t >> a[i].l >> a[i].r >> a[i].c;
    for(int i = 1; i <= m; ++i) dp[i] = oo;
    priority_queue<pii, vector<pii>, greater<pii>> q;
    for(int i = 1; i <= m; ++i){
        if(a[i].l == 1){

            dp[i] = a[i].c;
            q.push({dp[i], i});
        }
    }
    while(q.size()){
        pii tmp = q.top();q.pop();
        int u = tmp.se;
        for(int i = 1; i <= m; ++i){
            if(a[u].r - a[i].l + 1 >= abs(a[u].t - a[i].t)){
                if(dp[i] > dp[u] + a[i].c){
                    dp[i] = dp[u] + a[i].c;
                    q.push({dp[i], i});
                }
            }
        }
    }
    ll ans = oo;
    for(int i = 1; i <= m; ++i) if(a[i].r == n) ans = min(ans, dp[i]);
    if(ans == oo) cout << -1;
    else cout << ans;
}
/*
10 5
1 1 3 1
1 1 6 5
1 4 8 3
1 5 10 4
1 6 10 3
*/

Compilation message

treatment.cpp:21:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   21 | main(){
      | ^~~~
# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 600 KB Output isn't correct
2 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 44 ms 604 KB Output is correct
21 Correct 44 ms 860 KB Output is correct
22 Correct 33 ms 600 KB Output is correct
23 Correct 21 ms 816 KB Output is correct
24 Correct 61 ms 956 KB Output is correct
25 Correct 37 ms 604 KB Output is correct
26 Correct 32 ms 604 KB Output is correct
27 Correct 31 ms 852 KB Output is correct
28 Correct 55 ms 860 KB Output is correct
29 Correct 32 ms 604 KB Output is correct
30 Correct 2 ms 604 KB Output is correct
31 Correct 2 ms 848 KB Output is correct
32 Correct 103 ms 860 KB Output is correct
33 Correct 60 ms 860 KB Output is correct
34 Correct 40 ms 604 KB Output is correct
35 Correct 103 ms 856 KB Output is correct
36 Correct 56 ms 860 KB Output is correct
37 Correct 38 ms 600 KB Output is correct
# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 600 KB Output isn't correct
2 Halted 0 ms 0 KB -