Submission #503468

# Submission time Handle Problem Language Result Execution time Memory
503468 2022-01-08T06:08:02 Z ymm Candies (JOI18_candies) C++17
100 / 100
4639 ms 7116 KB
///
///   What would happen if we used assembly language for CP?
///   Sorry, that was a strange thing to ask.
///

#include <bits/stdc++.h>
#define Loop(x,l,r) for(ll x = ll(l); x < ll(r); ++x)
#define LoopR(x,l,r) for(ll x = ll(r)-1; x >= ll(l); --x)
#define Kill(x) exit((cout << (x) << '\n', 0))
typedef long long ll;
typedef std::pair<int,int> pii;
typedef std::pair<ll,ll> pll;
using namespace std;

#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx")
#define max(x,y) ((x)>(y)?(x):(y))

const int N = 200'010;
double dp[3][N];
int a[N];
int n;

int main()
{
	cin.tie(0) -> sync_with_stdio(false);
	cin >> n;
	Loop(i,0,n) cin >> a[i];
	Loop(_,0,n)
	{
		const double x = a[_];
		const int i = (_+1)%3;
		const int r = (_+2)/2;
		switch(i){
		case 0:
			Loop(j,1,r)
				dp[0][j] = max(dp[2][j], dp[1][j-1]+x);
			break;
		case 1:
			Loop(j,1,r)
				dp[1][j] = max(dp[0][j], dp[2][j-1]+x);
			break;
		case 2:
			Loop(j,1,r)
				dp[2][j] = max(dp[1][j], dp[0][j-1]+x);
			break;
		}
		dp[i][0] = max(dp[(i+2)%3][0], x);
	}
	Loop(i,0,(n+1)/2) cout << (ll)dp[n%3][i] << '\n';
}
# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 320 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 2 ms 332 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 320 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 2 ms 332 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
21 Correct 4486 ms 5556 KB Output is correct
22 Correct 4378 ms 5496 KB Output is correct
23 Correct 4344 ms 5456 KB Output is correct
24 Correct 4333 ms 5416 KB Output is correct
25 Correct 4503 ms 5404 KB Output is correct
26 Correct 4369 ms 5852 KB Output is correct
27 Correct 4222 ms 5556 KB Output is correct
28 Correct 4409 ms 5552 KB Output is correct
29 Correct 4402 ms 5672 KB Output is correct
30 Correct 4449 ms 5596 KB Output is correct
31 Correct 4524 ms 5448 KB Output is correct
32 Correct 4412 ms 5620 KB Output is correct
33 Correct 4639 ms 5420 KB Output is correct
34 Correct 4158 ms 6068 KB Output is correct
35 Correct 4445 ms 5424 KB Output is correct
36 Correct 4330 ms 5724 KB Output is correct
37 Correct 4487 ms 6948 KB Output is correct
38 Correct 4394 ms 7116 KB Output is correct
39 Correct 4311 ms 6724 KB Output is correct
40 Correct 4464 ms 6912 KB Output is correct
41 Correct 4447 ms 6768 KB Output is correct
42 Correct 4307 ms 7092 KB Output is correct
43 Correct 4483 ms 5876 KB Output is correct
44 Correct 4328 ms 6952 KB Output is correct
45 Correct 4481 ms 6848 KB Output is correct
46 Correct 4454 ms 6840 KB Output is correct
47 Correct 4371 ms 6896 KB Output is correct
48 Correct 4320 ms 6680 KB Output is correct
49 Correct 4432 ms 6744 KB Output is correct
50 Correct 4458 ms 6624 KB Output is correct