Submission #1158014

#	Time	Username	Problem	Language	Result	Execution time	Memory
1158014		Bolatulu	Catfish Farm (IOI22_fish)	C++20	0 / 100	14 ms	6208 KiB

fish

#include "fish.h"
#include <bits/stdc++.h>

// #pragma GCC target ("avx2")
// #pragma GCC optimization ("O3")
// #pragma GCC optimization ("unroll-loops")

#define ios ios_base::sync_with_stdio(0); cin.tie(0);
#define all(x) (x).begin(), (x).end()
#define len(x) (ll) x.size()
#define popcnt __builtin_popcount
#define pb push_back
#define pf push_front
#define eb emplace_back
#define F first
#define S second
#define ins insert
#define md (tl + tr) / 2
#define TL v + v, tl, md
#define TR v + v + 1, md + 1, tr
#define Tl t[v].l, tl, md
#define Tr t[v].r, md + 1, tr
#define yes cout << "YES\n";
#define no cout << "NO";
// #define int long long
#define bint __int128

using namespace std;

typedef long long ll;
typedef double db;
typedef long double ld; 

const int N = 1e6 + 7;
const int M = 1e9 + 7;  
const ll INF = 1e18 + 7;
const bint inf = 1e21;

struct segment{int t;int l; int r;};

int sq;

bool cmp(segment a, segment b) {
    if (a.t / sq != b.t / sq) 
        return a.t < b.t;
    if (a.l / sq != b.l / sq)
        return a.l < b.l;
    return a.r < b.r;
}

int dx[8] = {0, 1, 0, -1, -1, 1, 1, -1};
int dy[8] = {1, 0, -1, 0, 1, 1, -1, -1};

int mod(int a, int b = M) {
    if (a < 0)
        a = b + a % b;
    return a % b;
}

int binpow(int a, int n, int m = M) {
    if (n == 0)
        return 1 % m;
    if (n & 1)
        return a * binpow(a, n - 1, m) % m;
    int x = binpow(a, n / 2, m);
    return x * x % m;
}

mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());

int random(int l,int r) {
    return uniform_int_distribution<int>(l, r)(rng);
}

int n, m;
ll dp[N][3], c[N], x[N], y[N], w[N];

ll max_weights(int N, int M, vector <int> X, vector <int> Y, vector <int> W) {
    n = N, m = M;
    for (int i = 1;i <= m;i++) {
        x[i] = X[i - 1];
        y[i] = Y[i - 1];
        w[i] = W[i - 1];
        c[x[i]] += w[i];
    }
    dp[0][0] = -INF;
    for (int i = 1;i <= n;i++) {
        dp[i][0] = dp[i - 1][1];
        dp[i][1] = max(dp[i - 1][0] + c[i - 1], dp[i - 1][2]);
        dp[i][2] = max(dp[i - 1][2], dp[i][1]);
    }
    return dp[n][2];
}

// void solve() {

// }       

// signed main(){
//     ios
//     int test = 1;
//     // cin >> test;
//     while (test--) {
//         solve();
//         // cout << '\n';
//     }
//     return 0;
// }

• Subtask 1: 0 / 3
• Subtask 2: 0 / 6
• Subtask 3: 0 / 9
• Subtask 4: 0 / 14
• Subtask 5: 0 / 21
• Subtask 6: 0 / 17
• Subtask 7: 0 / 14
• Subtask 8: 0 / 16