oj.uz

Submission #40824

# Submission time Handle Problem Language Result Execution time Memory
40824 2018-02-08T14:45:42 Z hsb154 Treasure (different grader from official contest) (CEOI13_treasure2) C++14
100 / 100
 2 ms 628 KB 
#include "treasure.h"
int countTreasure(int r1, int c1, int r2, int c2);
void Report(int r, int c);
int map[101][101];
//#include<cstdio>
void findTreasure(int N) {
	for (int i = N / 2 + 1; i <= N; i++) {
		for (int j = N / 2 + 1; j <= N; j++) {
			map[i][j] = countTreasure(1, 1, i, j);
		}
	}

	for (int i = N/2+1; i <=N; i++) {
		for (int j = 1; j <= N/2; j++) {
			map[i][j] = map[i][N] - countTreasure(1, j + 1, i, N);
		}
	}
	for (int i = 1; i <= N / 2; i++) {
		for (int j = N / 2 + 1; j <= N; j++) {
			map[i][j] = map[N][j] - countTreasure(i+1,1 , N, j);
		}
	}

	for (int i = 1; i <= N / 2; i++) {
		for (int j = 1; j <= N / 2; j++) {
			map[i][j]=map[i][N]+map[N][j]-map[N][N]+ countTreasure(i + 1, j+1, N, N);
		}
	}
	int check = 0;
	for (int i = 1; i <= N; i++) {
		for (int j = 1; j <= N; j++) {
			int up=0;
			int left=0;
			int upleft=0;
			if (i != 1)
				up = map[i - 1][j];
			if (j != 1)
				left = map[i][j - 1];
			if (i != 1 && j != 1)
				upleft = map[i - 1][j - 1];
			if (map[i][j] != up + left - upleft)
				Report(i, j);
		}
	}
}

Compilation message

grader.c: In function 'int main()':
grader.c:63:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         my_assert(strlen(A[i]+1) == N, "each line of the map must contain N zeroes or ones (before loop)");
                                  ^
treasure.cpp: In function 'void findTreasure(int)':
treasure.cpp:29:6: warning: unused variable 'check' [-Wunused-variable]
  int check = 0;
      ^

Subtask #1
100.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 248 KB Output is correct - N = 5, K = 289, score = 10
2 Correct 1 ms 352 KB Output is correct - N = 10, K = 4475, score = 10
3 Correct 1 ms 424 KB Output is correct - N = 15, K = 22289, score = 10
4 Correct 1 ms 496 KB Output is correct - N = 16, K = 28928, score = 10
5 Correct 2 ms 628 KB Output is correct - N = 55, K = 4005289, score = 10
6 Correct 2 ms 628 KB Output is correct - N = 66, K = 8305803, score = 10
7 Correct 2 ms 628 KB Output is correct - N = 77, K = 15383161, score = 10
8 Correct 2 ms 628 KB Output is correct - N = 88, K = 26244416, score = 10
9 Correct 2 ms 628 KB Output is correct - N = 99, K = 42032201, score = 10
10 Correct 2 ms 628 KB Output is correct - N = 100, K = 43760000, score = 10