Submission #361301

#	Time	Username	Problem	Language	Result	Execution time	Memory
361301		RyoPham	도장 모으기 (JOI14_stamps)	C++14	100 / 100	95 ms	35948 KiB

stamps

#define taskname "test"

#include <bits/stdc++.h>

using namespace std;

#define sz(x) (int)x.size()
#define fi first
#define se second

typedef long long lli;
typedef pair<int, int> pii;

const int maxn = 3005;
const int inf = 1e9 + 9;

int n, t;
int u[maxn], v[maxn], d[maxn], e[maxn];

int dp[maxn][maxn];

void read_input()
{
    cin >> n >> t;
    for(int i = 1; i <= n; ++i)
        cin >> u[i] >> v[i] >> d[i] >> e[i];
}

void solve()
{
    fill_n(&dp[0][0], sizeof(dp) / sizeof(dp[0][0]), inf);
    dp[1][0] = 0;
    for(int i = 1; i <= n; ++i)
        for(int j = 0; j <= n; ++j)
        {
            if(j > 0) dp[i][j] = min(dp[i][j], dp[i][j - 1] + d[i] + v[i] - 2 * t * i);
            dp[i + 1][j] = min(dp[i + 1][j], dp[i][j] + u[i] + v[i]);
            dp[i + 1][j + 1] = min(dp[i + 1][j + 1], dp[i][j] + d[i] + v[i] - 2 * t * i);
            if(j > 0) dp[i + 1][j - 1] = min(dp[i + 1][j - 1], dp[i][j] + u[i] + e[i] + 2 * t * i);
            if(j > 0) dp[i + 1][j] = min(dp[i + 1][j], dp[i][j] + d[i] + e[i]);
        }
    cout << (n + 1) * t + dp[n + 1][0] << '\n';
}

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    read_input();
    solve();
}

• Subtask 1: 10 / 10
• Subtask 2: 75 / 75
• Subtask 3: 15 / 15