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Submission #703310

# Submission time Handle Problem Language Result Execution time Memory
703310 2023-02-27T01:20:19 Z willychan Zemljište (COCI22_zemljiste) C++14
70 / 70
 284 ms 4812 KB 
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
//#include<bits/extc++.h>
//__gnu_pbds


ll arr[505][505];

int main(){
	ios_base::sync_with_stdio(0),cin.tie(0),cout.tie(0);
	ll R,S,a,b;cin>>R>>S>>a>>b;
	if(a>b) swap(a,b);
	for(int i=1;i<=R;i++){
		for(int j=1;j<=S;j++){
			cin>>arr[i][j];
		}
	}
	for(int j=1;j<=S;j++){
	for(int i=1;i<=R;i++){
		arr[i][j]+=arr[i-1][j];
	}
	}
	ll ans = 1e18;
	for(int l=1;l<=R;l++){
		for(int r = l;r<=R;r++){
			int p = 0;
			ll sum = 0;
			for(int i=1;i<=S;i++){
				ll e = arr[r][i]-arr[l-1][i];
				sum+=e;
				while(sum>b && p<=i){
					ans = min(abs(a-sum)+abs(b-sum),ans);
					sum-=arr[r][p]-arr[l-1][p];
					p++;
				}
				if(a<=sum && b>=sum){
					//cout<<sum<<"k\n";
					cout<<b-a<<"\n";
					return 0;
				}
				ans = min(abs(a-sum)+abs(b-sum),ans);
			}
		}
	}
	cout<<ans<<"\n";

	return 0;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 328 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 328 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 328 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 328 KB Output is correct
10 Correct 1 ms 596 KB Output is correct
11 Correct 2 ms 724 KB Output is correct
12 Correct 1 ms 724 KB Output is correct
13 Correct 2 ms 724 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 4 ms 728 KB Output is correct
16 Correct 4 ms 724 KB Output is correct
17 Correct 4 ms 724 KB Output is correct
18 Correct 1 ms 732 KB Output is correct
19 Correct 1 ms 724 KB Output is correct
20 Correct 2 ms 852 KB Output is correct
21 Correct 1 ms 724 KB Output is correct
22 Correct 2 ms 736 KB Output is correct

Subtask #3
40.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 328 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 328 KB Output is correct
10 Correct 1 ms 596 KB Output is correct
11 Correct 2 ms 724 KB Output is correct
12 Correct 1 ms 724 KB Output is correct
13 Correct 2 ms 724 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 4 ms 728 KB Output is correct
16 Correct 4 ms 724 KB Output is correct
17 Correct 4 ms 724 KB Output is correct
18 Correct 1 ms 732 KB Output is correct
19 Correct 1 ms 724 KB Output is correct
20 Correct 2 ms 852 KB Output is correct
21 Correct 1 ms 724 KB Output is correct
22 Correct 2 ms 736 KB Output is correct
23 Correct 29 ms 4692 KB Output is correct
24 Correct 25 ms 4620 KB Output is correct
25 Correct 24 ms 4684 KB Output is correct
26 Correct 27 ms 4768 KB Output is correct
27 Correct 18 ms 3864 KB Output is correct
28 Correct 24 ms 4648 KB Output is correct
29 Correct 26 ms 4636 KB Output is correct
30 Correct 28 ms 4748 KB Output is correct
31 Correct 6 ms 2388 KB Output is correct
32 Correct 279 ms 4704 KB Output is correct
33 Correct 279 ms 4708 KB Output is correct
34 Correct 284 ms 4708 KB Output is correct
35 Correct 280 ms 4812 KB Output is correct
36 Correct 274 ms 4760 KB Output is correct
37 Correct 269 ms 4704 KB Output is correct
38 Correct 275 ms 4716 KB Output is correct
39 Correct 273 ms 4704 KB Output is correct
40 Correct 279 ms 4632 KB Output is correct
41 Correct 18 ms 3344 KB Output is correct
42 Correct 17 ms 3404 KB Output is correct
43 Correct 17 ms 3396 KB Output is correct
44 Correct 19 ms 3412 KB Output is correct