Submission #361503

# Submission time Handle Problem Language Result Execution time Memory
361503 2021-01-30T10:12:22 Z Killer2501 도장 모으기 (JOI14_stamps) C++14
100 / 100
109 ms 71420 KB
#include <bits/stdc++.h>
#define ll long long
#define pb push_back
#define task "talltree"
#define pll pair<ll, ll>
#define pii pair<ll, pll>
#define fi first
#define se second
#define ull unsigned long long
using namespace std;
const ll mod = 1e15+7;
const ll N = 3005;
vector<pll> adj[N];
vector<ll> kq;
ll n, m, t, k, b[N],  lab[N], u, v, h[N], a[N], ans, tong, dp[N][N];
priority_queue< pii, vector<pii>, greater<pii> > pq;
struct
{
    ll u, v, d, e, gor, gol, str, stl;
}p[N];
void sol()
{
    cin >> n >> t;
    for(int i = 0; i < n; i ++)
    {
        cin >> p[i].u >> p[i].v >> p[i].d >> p[i].e;
        p[i].gor = p[i].u + p[i].e;
        p[i].gol = p[i].v + p[i].d;
        p[i].str = p[i].u + p[i].v;
        p[i].stl = p[i].d + p[i].e;
    }
    for(int i = 0; i <= n; i ++)for(int j = 0; j <= n+1; j ++)dp[i][j] = mod;
    dp[0][0] = 0;
    for(int i = 0; i < n; i ++)
    {
        for(int j = 0; j <= n; j ++)
        {
            if(j > 0)dp[i][j] = min(dp[i][j], dp[i][j-1] + p[i].gol - 2 * t * i);
            dp[i+1][j] = min(dp[i+1][j], dp[i][j] + p[i].str);
            if(j > 0)dp[i+1][j] = min(dp[i+1][j], dp[i][j] + p[i].stl);
            dp[i+1][j+1] = min(dp[i+1][j+1], dp[i][j] + p[i].gol - 2 * t * i);
            if(j > 0)dp[i+1][j-1] = min(dp[i+1][j-1], dp[i][j] + p[i].gor + 2 * i * t);
        }
    }
    cout << t * (n+1) + dp[n][0];
}
int main()
{
    if(fopen(task".inp", "r")){
       freopen(task".inp", "r", stdin);
       freopen(task".out", "w", stdout);
    }
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    int ntest = 1;
    //cin >> ntest;
    while(ntest -- > 0)
    sol();
}



Compilation message

stamps.cpp: In function 'int main()':
stamps.cpp:50:15: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
   50 |        freopen(task".inp", "r", stdin);
      |        ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
stamps.cpp:51:15: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
   51 |        freopen(task".out", "w", stdout);
      |        ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
# Verdict Execution time Memory Grader output
1 Correct 1 ms 492 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 492 KB Output is correct
4 Correct 1 ms 492 KB Output is correct
5 Correct 1 ms 492 KB Output is correct
6 Correct 1 ms 492 KB Output is correct
7 Correct 1 ms 492 KB Output is correct
8 Correct 1 ms 492 KB Output is correct
9 Correct 1 ms 492 KB Output is correct
10 Correct 1 ms 492 KB Output is correct
11 Correct 0 ms 492 KB Output is correct
12 Correct 1 ms 492 KB Output is correct
13 Correct 1 ms 492 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 876 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 876 KB Output is correct
4 Correct 1 ms 476 KB Output is correct
5 Correct 1 ms 492 KB Output is correct
6 Correct 1 ms 620 KB Output is correct
7 Correct 1 ms 876 KB Output is correct
8 Correct 1 ms 876 KB Output is correct
9 Correct 1 ms 876 KB Output is correct
10 Correct 1 ms 896 KB Output is correct
11 Correct 1 ms 876 KB Output is correct
12 Correct 1 ms 876 KB Output is correct
13 Correct 1 ms 876 KB Output is correct
14 Correct 1 ms 876 KB Output is correct
15 Correct 1 ms 876 KB Output is correct
16 Correct 1 ms 876 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 100 ms 71148 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 101 ms 71332 KB Output is correct
4 Correct 84 ms 62956 KB Output is correct
5 Correct 67 ms 52204 KB Output is correct
6 Correct 29 ms 24428 KB Output is correct
7 Correct 18 ms 15468 KB Output is correct
8 Correct 101 ms 71252 KB Output is correct
9 Correct 109 ms 71148 KB Output is correct
10 Correct 102 ms 71276 KB Output is correct
11 Correct 100 ms 71276 KB Output is correct
12 Correct 101 ms 71276 KB Output is correct
13 Correct 101 ms 71276 KB Output is correct
14 Correct 101 ms 71312 KB Output is correct
15 Correct 100 ms 71276 KB Output is correct
16 Correct 100 ms 71276 KB Output is correct
17 Correct 102 ms 71420 KB Output is correct