Submission #117469

# Submission time Handle Problem Language Result Execution time Memory
117469 2019-06-16T02:35:03 Z tjd229 산악 구조대 (JOI13_mountain) C++14
0 / 100
13 ms 1000 KB
#include "grader.h"
#include <vector>
#define pii pair<int,int>
using namespace std;
vector<pii > g[401];
int md(int r1,int c1,int r2,int c2) {
	int dr = r1 - r2;
	int dc = c1 - c2;
	if (dr < 0) dr = -dr;
	if (dc < 0) dc = -dc;
	return dr + dc;
}
void Rescue(int R, int C, int RS, int CS, int X) {
	int i, j;
	int l = 0, r = 0;
	int lb = 0, ub = 0;
	for (i = 1; i <= R; ++i) {
		for (j = 1; j <= C; ++j) {
			int d = md(RS, CS, i, j);
			if (r < d) r = d;
			g[d].push_back({i,j});
		}
	}
	while (l <= r) {
		int m = (l + r) >> 1;
		int RM = g[m][0].first;
		int CM = g[m][0].second;
		int h = Measure(RM,CM);
		if (h == X) {
			Pinpoint(RM,CM);
			return;
		}
		else if (h > X) lb = m, l = m + 1;
		else ub = m, r = m - 1;
	}
	
	for (i = 0; i < g[l].size(); ++i) {
		int RM = g[l][i].first;
		int CM = g[l][i].second;
		if (Measure(RM, CM) == X) {
			Pinpoint(RM, CM);
			return;
		}
	}
	for (i = 0; i < g[r].size(); ++i) {
		int RM = g[r][i].first;
		int CM = g[r][i].second;
		if (Measure(RM, CM) == X) {
			Pinpoint(RM, CM);
			return;
		}
	}

}

Compilation message

mountain.cpp: In function 'void Rescue(int, int, int, int, int)':
mountain.cpp:37:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (i = 0; i < g[l].size(); ++i) {
              ~~^~~~~~~~~~~~~
mountain.cpp:45:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (i = 0; i < g[r].size(); ++i) {
              ~~^~~~~~~~~~~~~
mountain.cpp:16:6: warning: variable 'lb' set but not used [-Wunused-but-set-variable]
  int lb = 0, ub = 0;
      ^~
mountain.cpp:16:14: warning: variable 'ub' set but not used [-Wunused-but-set-variable]
  int lb = 0, ub = 0;
              ^~
# Verdict Execution time Memory Grader output
1 Correct 5 ms 436 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 256 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 256 KB Output is correct
6 Correct 4 ms 256 KB Output is correct
7 Correct 5 ms 256 KB Output is correct
8 Correct 5 ms 304 KB Output is correct
9 Correct 5 ms 256 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 256 KB Output is correct
12 Correct 5 ms 256 KB Output is correct
13 Correct 5 ms 304 KB Output is correct
14 Correct 5 ms 404 KB Output is correct
15 Correct 5 ms 256 KB Output is correct
16 Correct 6 ms 384 KB Output is correct
17 Correct 5 ms 256 KB Output is correct
18 Correct 5 ms 256 KB Output is correct
19 Correct 5 ms 256 KB Output is correct
20 Correct 5 ms 432 KB Output is correct
21 Correct 5 ms 256 KB Output is correct
22 Correct 5 ms 256 KB Output is correct
23 Correct 4 ms 256 KB Output is correct
24 Correct 5 ms 256 KB Output is correct
25 Correct 4 ms 384 KB Output is correct
26 Correct 5 ms 384 KB Output is correct
27 Correct 4 ms 256 KB Output is correct
28 Correct 4 ms 256 KB Output is correct
29 Correct 5 ms 256 KB Output is correct
30 Correct 4 ms 256 KB Output is correct
31 Correct 5 ms 256 KB Output is correct
32 Correct 5 ms 256 KB Output is correct
33 Correct 4 ms 256 KB Output is correct
34 Correct 5 ms 384 KB Output is correct
35 Correct 5 ms 384 KB Output is correct
36 Correct 5 ms 384 KB Output is correct
37 Correct 4 ms 256 KB Output is correct
38 Correct 4 ms 384 KB Output is correct
39 Correct 5 ms 384 KB Output is correct
40 Correct 5 ms 256 KB Output is correct
41 Correct 5 ms 384 KB Output is correct
42 Correct 5 ms 360 KB Output is correct
43 Correct 5 ms 256 KB Output is correct
44 Correct 5 ms 256 KB Output is correct
45 Correct 5 ms 256 KB Output is correct
46 Correct 5 ms 384 KB Output is correct
47 Correct 5 ms 256 KB Output is correct
48 Correct 5 ms 384 KB Output is correct
49 Correct 5 ms 304 KB Output is correct
50 Correct 5 ms 256 KB Output is correct
51 Correct 4 ms 256 KB Output is correct
52 Correct 5 ms 256 KB Output is correct
53 Correct 5 ms 384 KB Output is correct
54 Correct 5 ms 256 KB Output is correct
55 Correct 5 ms 256 KB Output is correct
56 Incorrect 5 ms 436 KB Wrong Answer [5]
57 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Incorrect 13 ms 1000 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -