oj.uz

Submission #873922

# Submission time Handle Problem Language Result Execution time Memory
873922 2023-11-16T02:46:16 Z noiaint Knapsack (NOI18_knapsack) C++17
100 / 100
 51 ms 28844 KB 
#include <bits/stdc++.h>
 
using namespace std;
 
#define file ""
 
#define mp make_pair
#define fi first
#define se second
#define all(x) x.begin(), x.end()
 
#define getbit(x, i) (((x) >> (i)) & 1)
#define bit(x) (1LL << (x))
#define popcount __builtin_popcountll
 
mt19937_64 rd(chrono::steady_clock::now().time_since_epoch().count());
int rand(int l, int r) {
    return l + rd() % (r - l + 1);
}
 
const int N = 1e6 + 5;
const int mod = (int)1e9 + 7; // 998244353;
const int lg = 25; // lg + 1
const int oo = 1e9;
const long long ooo = 1e18;
 
template<class X, class Y> bool mini(X &a, Y b) {
    return a > b ? (a = b, true) : false;
}
template<class X, class Y> bool maxi(X &a, Y b) {
    return a < b ? (a = b, true) : false;
}
void add(int &a, int b) {
    a += b;
    if (a >= mod) a -= mod;
    if (a < 0) a += mod;
}
 
int n, W;
vector<pair<int, int> > adj[N];
int f[N];
 
int main() {
    ios::sync_with_stdio(false);
    cin.tie(0);
 
    // freopen(file".inp", "r", stdin);
    // freopen(file".out", "w", stdout);
 
    cin >> W >> n;
    for (int i = 1; i <= n; ++i) {
    	int c, e, l;
    	cin >> c >> e >> l;
    	// adj[c].emplace_back(e, l);
    	adj[e].emplace_back(c, l);
    }
 
    for (int i = 1; i <= W; ++i) {
    	sort(all(adj[i]));
    	reverse(all(adj[i]));
    	int curW = i;
    	for (auto [e, l] : adj[i]) {
    		if (curW > W) break;
    		for (int j = 0; j < l && curW <= W; ++j, curW += i) {
    			for (int k = W; k >= i; --k) {
    				f[k] = max(f[k], f[k - i] + e);
    			}
    		}
    	}
    }
 
    cout << f[W];
 
    return 0;
}
 
/*
 
*/

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 25436 KB Output is correct
2 Correct 5 ms 25436 KB Output is correct
3 Correct 5 ms 25436 KB Output is correct
4 Correct 5 ms 25532 KB Output is correct

Subtask #2
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 25436 KB Output is correct
2 Correct 5 ms 25548 KB Output is correct
3 Correct 5 ms 25436 KB Output is correct
4 Correct 5 ms 25436 KB Output is correct
5 Correct 5 ms 25436 KB Output is correct
6 Correct 5 ms 25568 KB Output is correct
7 Correct 6 ms 25432 KB Output is correct
8 Correct 6 ms 25436 KB Output is correct
9 Correct 5 ms 25692 KB Output is correct
10 Correct 6 ms 25432 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 25436 KB Output is correct
2 Correct 5 ms 25548 KB Output is correct
3 Correct 5 ms 25436 KB Output is correct
4 Correct 5 ms 25436 KB Output is correct
5 Correct 5 ms 25436 KB Output is correct
6 Correct 5 ms 25568 KB Output is correct
7 Correct 6 ms 25432 KB Output is correct
8 Correct 6 ms 25436 KB Output is correct
9 Correct 5 ms 25692 KB Output is correct
10 Correct 6 ms 25432 KB Output is correct
11 Correct 5 ms 25436 KB Output is correct
12 Correct 7 ms 25564 KB Output is correct
13 Correct 6 ms 25436 KB Output is correct
14 Correct 5 ms 25432 KB Output is correct
15 Correct 5 ms 25436 KB Output is correct
16 Correct 6 ms 25648 KB Output is correct
17 Correct 5 ms 25436 KB Output is correct
18 Correct 6 ms 25436 KB Output is correct
19 Correct 5 ms 25436 KB Output is correct
20 Correct 5 ms 25436 KB Output is correct

Subtask #4
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 25436 KB Output is correct
2 Correct 5 ms 25436 KB Output is correct
3 Correct 5 ms 25436 KB Output is correct
4 Correct 5 ms 25532 KB Output is correct
5 Correct 5 ms 25436 KB Output is correct
6 Correct 5 ms 25548 KB Output is correct
7 Correct 5 ms 25436 KB Output is correct
8 Correct 5 ms 25436 KB Output is correct
9 Correct 5 ms 25436 KB Output is correct
10 Correct 5 ms 25568 KB Output is correct
11 Correct 6 ms 25432 KB Output is correct
12 Correct 6 ms 25436 KB Output is correct
13 Correct 5 ms 25692 KB Output is correct
14 Correct 6 ms 25432 KB Output is correct
15 Correct 5 ms 25436 KB Output is correct
16 Correct 7 ms 25564 KB Output is correct
17 Correct 6 ms 25436 KB Output is correct
18 Correct 5 ms 25432 KB Output is correct
19 Correct 5 ms 25436 KB Output is correct
20 Correct 6 ms 25648 KB Output is correct
21 Correct 5 ms 25436 KB Output is correct
22 Correct 6 ms 25436 KB Output is correct
23 Correct 5 ms 25436 KB Output is correct
24 Correct 5 ms 25436 KB Output is correct
25 Correct 5 ms 25432 KB Output is correct
26 Correct 8 ms 25436 KB Output is correct
27 Correct 5 ms 25436 KB Output is correct
28 Correct 5 ms 25436 KB Output is correct
29 Correct 6 ms 25436 KB Output is correct
30 Correct 6 ms 25436 KB Output is correct
31 Correct 5 ms 25432 KB Output is correct
32 Correct 5 ms 25436 KB Output is correct
33 Correct 5 ms 25644 KB Output is correct
34 Correct 5 ms 25432 KB Output is correct

Subtask #5
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 25436 KB Output is correct
2 Correct 5 ms 25436 KB Output is correct
3 Correct 5 ms 25436 KB Output is correct
4 Correct 5 ms 25532 KB Output is correct
5 Correct 5 ms 25436 KB Output is correct
6 Correct 5 ms 25548 KB Output is correct
7 Correct 5 ms 25436 KB Output is correct
8 Correct 5 ms 25436 KB Output is correct
9 Correct 5 ms 25436 KB Output is correct
10 Correct 5 ms 25568 KB Output is correct
11 Correct 6 ms 25432 KB Output is correct
12 Correct 6 ms 25436 KB Output is correct
13 Correct 5 ms 25692 KB Output is correct
14 Correct 6 ms 25432 KB Output is correct
15 Correct 5 ms 25436 KB Output is correct
16 Correct 7 ms 25564 KB Output is correct
17 Correct 6 ms 25436 KB Output is correct
18 Correct 5 ms 25432 KB Output is correct
19 Correct 5 ms 25436 KB Output is correct
20 Correct 6 ms 25648 KB Output is correct
21 Correct 5 ms 25436 KB Output is correct
22 Correct 6 ms 25436 KB Output is correct
23 Correct 5 ms 25436 KB Output is correct
24 Correct 5 ms 25436 KB Output is correct
25 Correct 5 ms 25432 KB Output is correct
26 Correct 8 ms 25436 KB Output is correct
27 Correct 5 ms 25436 KB Output is correct
28 Correct 5 ms 25436 KB Output is correct
29 Correct 6 ms 25436 KB Output is correct
30 Correct 6 ms 25436 KB Output is correct
31 Correct 5 ms 25432 KB Output is correct
32 Correct 5 ms 25436 KB Output is correct
33 Correct 5 ms 25644 KB Output is correct
34 Correct 5 ms 25432 KB Output is correct
35 Correct 27 ms 27612 KB Output is correct
36 Correct 31 ms 27864 KB Output is correct
37 Correct 29 ms 27604 KB Output is correct
38 Correct 32 ms 27964 KB Output is correct
39 Correct 31 ms 28620 KB Output is correct
40 Correct 51 ms 28764 KB Output is correct
41 Correct 35 ms 27980 KB Output is correct
42 Correct 39 ms 27984 KB Output is correct
43 Correct 45 ms 28132 KB Output is correct
44 Correct 46 ms 28128 KB Output is correct
45 Correct 30 ms 28844 KB Output is correct
46 Correct 30 ms 28376 KB Output is correct
47 Correct 32 ms 28752 KB Output is correct
48 Correct 37 ms 28752 KB Output is correct
49 Correct 29 ms 28676 KB Output is correct
50 Correct 42 ms 28592 KB Output is correct