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Submission #633644

# Submission time Handle Problem Language Result Execution time Memory
633644 2022-08-23T00:04:06 Z Pietra Zemljište (COCI22_zemljiste) C++14
70 / 70
 404 ms 6780 KB 
// fixa a linha de começo e fim e uma coluna 
// a coluna da prox vai ser maior ou igual a anterior 
#include<bits/stdc++.h>
#define int long long
using namespace std ; 

const int maxn = 505 ; 
const int inf = 1e18 ; 

int n, m, a, b, v[maxn][maxn], pref[maxn][maxn] ; 

int32_t main(){

	cin >> n >> m >> a >> b ; 

	for(int i = 1 ; i <= n ; i++){
		for(int j = 1 ; j <= m ; j++){
			cin >> v[i][j] ; 
		}
	}

	for(int i = 1 ; i <= n ; i++){
		for(int j = 1 ; j <= m ; j++){
			pref[i][j] = pref[i-1][j] + pref[i][j-1] + v[i][j] - pref[i-1][j-1] ; 
		}
	}

	int ans = inf ; 

	for(int i = 1 ; i <= n ; i++){
		for(int f_i = i ; f_i <= n ; f_i++){
			for(int j = 1, f_j = j ; j <= m ; j++){
				while(f_j < m && pref[f_i][f_j] - pref[f_i][j-1] - pref[i-1][f_j] + pref[i-1][j-1] < a){
					int val = pref[f_i][f_j] - pref[f_i][j-1] - pref[i-1][f_j] + pref[i-1][j-1] ; 
			    	ans = min(ans, abs(val - a) + abs(val - b)) ;
					f_j++ ; 
				}
				int val = pref[f_i][f_j] - pref[f_i][j-1] - pref[i-1][f_j] + pref[i-1][j-1] ;  
				ans = min(ans, abs(val - a) + abs(val - b)) ;
			}
		}
	}

	cout << ans << "\n" ; 

}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 468 KB Output is correct
2 Correct 1 ms 468 KB Output is correct
3 Correct 1 ms 468 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 436 KB Output is correct
6 Correct 1 ms 468 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 308 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 468 KB Output is correct
2 Correct 1 ms 468 KB Output is correct
3 Correct 1 ms 468 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 436 KB Output is correct
6 Correct 1 ms 468 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 308 KB Output is correct
10 Correct 3 ms 852 KB Output is correct
11 Correct 7 ms 1128 KB Output is correct
12 Correct 8 ms 1204 KB Output is correct
13 Correct 8 ms 1108 KB Output is correct
14 Correct 2 ms 452 KB Output is correct
15 Correct 10 ms 1204 KB Output is correct
16 Correct 8 ms 1168 KB Output is correct
17 Correct 7 ms 1108 KB Output is correct
18 Correct 7 ms 1148 KB Output is correct
19 Correct 6 ms 1108 KB Output is correct
20 Correct 5 ms 1084 KB Output is correct
21 Correct 7 ms 1108 KB Output is correct
22 Correct 5 ms 1088 KB Output is correct

Subtask #3
40.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 468 KB Output is correct
2 Correct 1 ms 468 KB Output is correct
3 Correct 1 ms 468 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 436 KB Output is correct
6 Correct 1 ms 468 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 308 KB Output is correct
10 Correct 3 ms 852 KB Output is correct
11 Correct 7 ms 1128 KB Output is correct
12 Correct 8 ms 1204 KB Output is correct
13 Correct 8 ms 1108 KB Output is correct
14 Correct 2 ms 452 KB Output is correct
15 Correct 10 ms 1204 KB Output is correct
16 Correct 8 ms 1168 KB Output is correct
17 Correct 7 ms 1108 KB Output is correct
18 Correct 7 ms 1148 KB Output is correct
19 Correct 6 ms 1108 KB Output is correct
20 Correct 5 ms 1084 KB Output is correct
21 Correct 7 ms 1108 KB Output is correct
22 Correct 5 ms 1088 KB Output is correct
23 Correct 404 ms 6600 KB Output is correct
24 Correct 371 ms 6680 KB Output is correct
25 Correct 375 ms 6656 KB Output is correct
26 Correct 340 ms 6604 KB Output is correct
27 Correct 229 ms 5808 KB Output is correct
28 Correct 356 ms 6660 KB Output is correct
29 Correct 339 ms 6696 KB Output is correct
30 Correct 350 ms 6660 KB Output is correct
31 Correct 52 ms 4204 KB Output is correct
32 Correct 342 ms 6656 KB Output is correct
33 Correct 356 ms 6692 KB Output is correct
34 Correct 351 ms 6652 KB Output is correct
35 Correct 344 ms 6780 KB Output is correct
36 Correct 355 ms 6664 KB Output is correct
37 Correct 338 ms 6620 KB Output is correct
38 Correct 361 ms 6660 KB Output is correct
39 Correct 340 ms 6660 KB Output is correct
40 Correct 351 ms 6656 KB Output is correct
41 Correct 308 ms 5304 KB Output is correct
42 Correct 311 ms 5392 KB Output is correct
43 Correct 320 ms 5396 KB Output is correct
44 Correct 318 ms 5364 KB Output is correct