oj.uz

Submission #134721

# Submission time Handle Problem Language Result Execution time Memory
134721 2019-07-23T07:57:26 Z mirbek01 Wombats (IOI13_wombats) C++11
9 / 100
 81 ms 8312 KB 
#include "wombats.h"
#include <bits/stdc++.h>

using namespace std;

const int N = 1e4 + 2;

int fen[N], v[N][2];

void upd(int pos, int val){
	for(int i = pos; i > 0; i = (i & (i + 1)) - 1)
		fen[i] += val;
}

int get(int l){
	int ret = 0;
	for(int i = l; i < N; i |= i + 1)
		ret += fen[i];
	return ret;
}

void init(int R, int C, int H[5000][200], int V[5000][200]) {
	for(int i = 0; i < R - 1; i ++){
		upd(i + 1, V[i][0]);
		v[i][0] = V[i][0];
	}
}

void changeH(int P, int Q, int W) {

}

void changeV(int P, int Q, int W) {
	upd(P + 1, -v[P][Q]);
	v[P][Q] = W;
	upd(P + 1, W);
}

int escape(int x, int y) {
	return get(x + 1);
}

Compilation message

grader.c: In function 'int main()':
grader.c:15:6: warning: variable 'res' set but not used [-Wunused-but-set-variable]
  int res;
      ^~~

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 4344 KB Output is correct
2 Correct 6 ms 4344 KB Output is correct
3 Correct 81 ms 7160 KB Output is correct
4 Correct 6 ms 4472 KB Output is correct
5 Correct 6 ms 4344 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct

Subtask #2
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Incorrect 2 ms 376 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #3
0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 4 ms 504 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 18.0

# Verdict Execution time Memory Grader output
1 Incorrect 11 ms 8312 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Incorrect 4 ms 504 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 24.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 660 KB Output isn't correct
2 Halted 0 ms 0 KB -