oj.uz

Submission #483025

# Submission time Handle Problem Language Result Execution time Memory
483025 2021-10-27T12:41:10 Z fatemetmhr Cloud Computing (CEOI18_clo) C++17
100 / 100
 1300 ms 3676 KB 
//  ~Be name khoda~  //

#include<bits/stdc++.h>

using namespace std;

typedef long long ll;

#define pb       push_back
#define mp       make_pair
#define all(x)   x.begin(), x.end()
#define fi       first
#define se       second
#define cl       clear
#define endll    '\n'

const int maxn  =  1e6   + 10;
const int maxn5 =  2e3   + 5;
const int maxnt =  1.2e6 + 10;
const int maxn3 =  1e3   + 10;
const int mod   =  1e9   +  7;
const ll  inf   =  1e18;

ll dp[2][maxn5][2][52];
int f[maxn5], c[maxn5], v[maxn5];
int F[maxn5], C[maxn5], V[maxn5];
int pero[maxn5], perc[maxn5];

inline bool cmpc(int a, int b){return f[a] < f[b];}
inline bool cmpo(int a, int b){return F[a] < F[b];}

int main()
{
	
	int n, m; 
	scanf("%d", &n);
	for(int i = 1; i <= n; i++) scanf("%d%d%d", &c[i], &f[i], &v[i]);
	scanf("%d", &m);
	for(int i = 1; i <= m; i++) scanf("%d%d%d", &C[i], &F[i], &V[i]);
	for(int i = 1; i <= n; i++) perc[i] = i;
	for(int i = 1; i <= m; i++) pero[i] = i;
	sort(perc + 1, perc + n + 1, cmpc);
	sort(pero + 1, pero + m + 1, cmpo);
	
	for(int i = 1; i <= m; i++){
		int now = i%2;
		int last = now ^ 1;
		for(int ty = 0; ty < 2; ty++) for(int rem = 0; rem < 50; rem++){
			if(rem == 0 || ty == 1) dp[now][0][ty][rem] = 0;
			else dp[now][0][ty][rem] = -1 * inf;
		}
		
		for(int j = 1; j <= n; j++) for(int ty = 0; ty < 2; ty++) for(int rem = 0; rem < 50; rem++){
			ll ans = -1 * inf;
			if(rem == 0){
				ans = 0;
				ans = max(ans, dp[last][j][ty][0]);
				ans = max(ans, dp[now][j - 1][ty][0]);
				if(F[pero[i]] <= f[perc[j]]){
					if(C[pero[i]] > c[perc[j]]){
						ans = max(ans, ll(V[pero[i]]) - v[perc[j]] + dp[now][j - 1][0][C[pero[i]] - c[perc[j]]]);
					}
					else if(C[pero[i]] < c[perc[j]]){
						ans = max(ans, ll(V[pero[i]]) - v[perc[j]] + dp[last][j][1][c[perc[j]] - C[pero[i]]]);
					}
					else{
						ans = max(ans, ll(V[pero[i]]) - v[perc[j]] + dp[last][j - 1][0][0]);
					}
				}
			}
			else if(ty == 0){
				ans = max(ans, dp[now][j - 1][ty][rem]);
				if(F[pero[i]] <= f[perc[j]]){
					if(rem > c[perc[j]]){
						ans = max(ans, dp[now][j - 1][0][rem - c[perc[j]]] - v[perc[j]]);
					}
					else if(rem < c[perc[j]]){
						ans = max(ans, dp[last][j][1][c[perc[j]] - rem] - v[perc[j]]);
					}
					else{
						ans = max(ans, dp[last][j - 1][0][0] - v[perc[j]]);
					}
				}
			}
			else if(ty == 1){
				ans = max(ans, dp[now][j - 1][0][0]);
				ans = max(ans, dp[last][j][1][rem]);
				if(F[pero[i]] <= f[perc[j]]){
					if(C[pero[i]] > rem){
						ans = max(ans, V[pero[i]] + dp[now][j - 1][0][C[pero[i]] - rem]);
					}
					else if(C[pero[i]] < rem){
						ans = max(ans, V[pero[i]] + dp[last][j][1][rem - C[pero[i]]]);
					}
					else{
						ans = max(ans, V[pero[i]] + dp[last][j - 1][0][0]);
					}
				}
			}
			dp[now][j][ty][rem] = ans;
		} 
	}
	cout << dp[m%2][n][0][0] << endl;
	
}

Compilation message

clo.cpp: In function 'int main()':
clo.cpp:36:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   36 |  scanf("%d", &n);
      |  ~~~~~^~~~~~~~~~
clo.cpp:37:35: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   37 |  for(int i = 1; i <= n; i++) scanf("%d%d%d", &c[i], &f[i], &v[i]);
      |                              ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
clo.cpp:38:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   38 |  scanf("%d", &m);
      |  ~~~~~^~~~~~~~~~
clo.cpp:39:35: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   39 |  for(int i = 1; i <= m; i++) scanf("%d%d%d", &C[i], &F[i], &V[i]);
      |                              ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 9 ms 332 KB Output is correct
6 Correct 9 ms 332 KB Output is correct
7 Correct 9 ms 408 KB Output is correct
8 Correct 9 ms 332 KB Output is correct

Subtask #2
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 332 KB Output is correct
2 Correct 0 ms 332 KB Output is correct
3 Correct 1 ms 460 KB Output is correct
4 Correct 1 ms 460 KB Output is correct
5 Correct 5 ms 1740 KB Output is correct
6 Correct 4 ms 1740 KB Output is correct
7 Correct 11 ms 3532 KB Output is correct
8 Correct 12 ms 3640 KB Output is correct
9 Correct 12 ms 3512 KB Output is correct

Subtask #3
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 2 ms 424 KB Output is correct
4 Correct 2 ms 460 KB Output is correct
5 Correct 15 ms 588 KB Output is correct
6 Correct 15 ms 708 KB Output is correct
7 Correct 15 ms 716 KB Output is correct
8 Correct 16 ms 756 KB Output is correct

Subtask #4
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 332 KB Output is correct
2 Correct 0 ms 332 KB Output is correct
3 Correct 8 ms 2788 KB Output is correct
4 Correct 9 ms 396 KB Output is correct
5 Correct 1150 ms 3580 KB Output is correct
6 Correct 1295 ms 3592 KB Output is correct
7 Correct 1290 ms 3676 KB Output is correct
8 Correct 1244 ms 3508 KB Output is correct

Subtask #5
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 300 KB Output is correct
2 Correct 1 ms 428 KB Output is correct
3 Correct 33 ms 1228 KB Output is correct
4 Correct 331 ms 1612 KB Output is correct
5 Correct 970 ms 3592 KB Output is correct
6 Correct 1300 ms 3652 KB Output is correct

Subtask #6
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 9 ms 332 KB Output is correct
6 Correct 9 ms 332 KB Output is correct
7 Correct 9 ms 408 KB Output is correct
8 Correct 9 ms 332 KB Output is correct
9 Correct 0 ms 332 KB Output is correct
10 Correct 0 ms 332 KB Output is correct
11 Correct 1 ms 460 KB Output is correct
12 Correct 1 ms 460 KB Output is correct
13 Correct 5 ms 1740 KB Output is correct
14 Correct 4 ms 1740 KB Output is correct
15 Correct 11 ms 3532 KB Output is correct
16 Correct 12 ms 3640 KB Output is correct
17 Correct 12 ms 3512 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 1 ms 332 KB Output is correct
20 Correct 2 ms 424 KB Output is correct
21 Correct 2 ms 460 KB Output is correct
22 Correct 15 ms 588 KB Output is correct
23 Correct 15 ms 708 KB Output is correct
24 Correct 15 ms 716 KB Output is correct
25 Correct 16 ms 756 KB Output is correct
26 Correct 0 ms 332 KB Output is correct
27 Correct 0 ms 332 KB Output is correct
28 Correct 8 ms 2788 KB Output is correct
29 Correct 9 ms 396 KB Output is correct
30 Correct 1150 ms 3580 KB Output is correct
31 Correct 1295 ms 3592 KB Output is correct
32 Correct 1290 ms 3676 KB Output is correct
33 Correct 1244 ms 3508 KB Output is correct
34 Correct 1 ms 300 KB Output is correct
35 Correct 1 ms 428 KB Output is correct
36 Correct 33 ms 1228 KB Output is correct
37 Correct 331 ms 1612 KB Output is correct
38 Correct 970 ms 3592 KB Output is correct
39 Correct 1300 ms 3652 KB Output is correct
40 Correct 72 ms 1100 KB Output is correct
41 Correct 214 ms 1484 KB Output is correct
42 Correct 552 ms 2844 KB Output is correct
43 Correct 1255 ms 3600 KB Output is correct
44 Correct 1264 ms 3592 KB Output is correct
45 Correct 956 ms 3532 KB Output is correct
46 Correct 237 ms 1988 KB Output is correct
47 Correct 512 ms 2884 KB Output is correct
48 Correct 500 ms 2884 KB Output is correct