oj.uz

Submission #337952

# Submission time Handle Problem Language Result Execution time Memory
337952 2020-12-22T07:06:35 Z kutbilim_one UFO (IZhO14_ufo) C++14
45 / 100
 2000 ms 13188 KB 
/** kutbilim.one **/
#include <bits/stdc++.h>
 
using namespace std;
 
#define all(x) x.begin(),x.end()
//#define int long long
#define endl '\n'
                              /* 
ifstream in("test.txt");     
#define cin in                  */ 

int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    
    int n, m, r, k, p;
    cin >> n >> m >> r >> k >> p;

    int a[1+n][1+m];
    for(int i = 1; i <= n; i++)
	for(int j = 1; j <= m; j++) cin >> a[i][j];
 
    vector<int> maxi(n+1, -1), maxj(m+1, -1);
	while(k--){
		char side;
		int pos, h;
		cin >> side >> pos >> h;
 
		int shots = r;
		if(side == 'W' && (maxi[pos] == -1 || maxi[pos] >= h)){
			for(int j = 1; j <= m && shots > 0; j++){
				if(a[pos][j] >= h) a[pos][j]--, shots--;
				if(maxi[pos] == -1 || maxi[pos] < a[pos][j]) maxi[pos] = a[pos][j];
			}
		}else if(side == 'E' && (maxi[pos] == -1 || maxi[pos] >= h)){
		    for(int j = m; j >= 1 && shots > 0; j--){
				if(a[pos][j] >= h) a[pos][j]--, shots--;
				if(maxi[pos] == -1 || maxi[pos] < a[pos][j]) maxi[pos] = a[pos][j];
			}
		}else if(side == 'N' && (maxj[pos] == -1 || maxj[pos] >= h)){
		    for(int i = 1; i <= n && shots > 0; i++){
				if(a[i][pos] >= h) a[i][pos]--, shots--;
				if(maxj[pos] == -1 || maxj[pos] < a[i][pos]) maxj[pos] = a[i][pos];
			}	
		}else if(side == 'S' && (maxj[pos] == -1 || maxj[pos] >= h)){
		    for(int i = n; i >= 1 && shots > 0; i--){
				if(a[i][pos] >= h) a[i][pos]--, shots--;
				if(maxj[pos] == -1 || maxj[pos] < a[i][pos]) maxj[pos] = a[i][pos];
			}
		}
	}

   	long long sums[1+n][1+m] = {{0}};
	for(int i = 1; i <= n; i++){
		for(int j = 1; j <= m; j++){
        	sums[i][j] += a[i][j] + sums[i][j-1];
        }
	}

	long long maxx = 0;
	for(int j = 1; j <= m; j++){
		for(int i = 1; i <= n; i++){
        	sums[i][j] += sums[i-1][j];
        	if(i >= p && j >= p) maxx = max(maxx, sums[i][j]-sums[i][j-p]-sums[i-p][j]+sums[i-p][j-p]);
        }
	}
	                 	    
    cout << maxx;
 
    return 0;
}

Subtask #1
45.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 364 KB Output is correct
2 Correct 0 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Incorrect 5 ms 492 KB Output isn't correct
5 Correct 17 ms 1004 KB Output is correct
6 Correct 70 ms 6124 KB Output is correct
7 Correct 150 ms 12524 KB Output is correct
8 Correct 780 ms 12524 KB Output is correct
9 Execution timed out 2021 ms 4460 KB Time limit exceeded
10 Execution timed out 2077 ms 4588 KB Time limit exceeded
11 Execution timed out 2075 ms 4716 KB Time limit exceeded
12 Execution timed out 2077 ms 4588 KB Time limit exceeded
13 Execution timed out 2056 ms 5084 KB Time limit exceeded
14 Execution timed out 2078 ms 4972 KB Time limit exceeded
15 Execution timed out 2060 ms 4716 KB Time limit exceeded
16 Correct 1171 ms 12140 KB Output is correct
17 Execution timed out 2036 ms 5340 KB Time limit exceeded
18 Correct 1053 ms 13188 KB Output is correct
19 Execution timed out 2074 ms 5216 KB Time limit exceeded
20 Execution timed out 2073 ms 8172 KB Time limit exceeded