Submission #1090018

# Submission time Handle Problem Language Result Execution time Memory
1090018 2024-09-17T14:34:40 Z phong Treatment Project (JOI20_treatment) C++17
5 / 100
1 ms 600 KB
#include<bits/stdc++.h>
#define ll long long
#define int long long
const int nmax = 2e3 + 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 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 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 0 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 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 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 0 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 Incorrect 1 ms 600 KB Output isn't correct
21 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 600 KB Output isn't correct
2 Halted 0 ms 0 KB -