답안 #35361

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
35361	2017-11-20T18:12:41 Z	gabrielsimoes	Cultivation (JOI17_cultivation)	C++14	5 / 100	2000 ms	2020 KB

cultivation

#include <bits/stdc++.h>
using namespace std;

const int MAXR = 42;
const int INF = 1e9 + 10;

typedef pair<int, int> pii;
#define x first
#define y second

int R, C, n;
vector<pii> v;

int main() {
  scanf("%d %d %d", &R, &C, &n);

  assert(R <= 40 && C <= 40);

  for (int i = 0, x, y; i < n; i++) {
    scanf("%d %d", &x, &y);
    v.push_back(pii(x, y));
  }

  int ans = INF;
  for (int a = 0; a < 40; a++) {
    for (int b = 0; b < 40; b++) {
      for (int c = 0; c < 40; c++) {
        for (int d = 0; d < 40; d++) {
          bool bad = 0;
          for (int x = 1; x <= R && !bad; x++) {
            for (int y = 1; y <= C; y++) {
              bool ok = 0;
              for (pii p : v) {
                if (((p.x < x && x - p.x <= a) || (p.x >= x && p.x - x <= b)) &&
                    ((p.y < y && y - p.y <= c) || (p.y >= y && p.y - y <= d)))
                  ok = 1;
              }
              if (!ok) {
                bad = 1;
                break;
              }
            }
          }
          if (!bad) ans = min(ans, a + b + c + d);
        }
      }
    }
  }

  printf("%d\n", ans);
}

Compilation message

cultivation.cpp: In function 'int main()':
cultivation.cpp:15:32: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d %d %d", &R, &C, &n);
                                ^
cultivation.cpp:20:27: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d", &x, &y);
                           ^

Subtask #1

5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	129 ms	2016 KB	Output is correct
2	Correct	49 ms	2016 KB	Output is correct
3	Correct	163 ms	2016 KB	Output is correct
4	Correct	49 ms	2016 KB	Output is correct
5	Correct	823 ms	2016 KB	Output is correct
6	Correct	126 ms	2016 KB	Output is correct
7	Correct	323 ms	2016 KB	Output is correct
8	Correct	1083 ms	2016 KB	Output is correct
9	Correct	236 ms	2016 KB	Output is correct
10	Correct	203 ms	2016 KB	Output is correct
11	Correct	76 ms	2016 KB	Output is correct
12	Correct	216 ms	2016 KB	Output is correct
13	Correct	213 ms	2016 KB	Output is correct
14	Correct	139 ms	2016 KB	Output is correct
15	Correct	206 ms	2016 KB	Output is correct
16	Correct	299 ms	2016 KB	Output is correct

Subtask #2

0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	129 ms	2016 KB	Output is correct
2	Correct	49 ms	2016 KB	Output is correct
3	Correct	163 ms	2016 KB	Output is correct
4	Correct	49 ms	2016 KB	Output is correct
5	Correct	823 ms	2016 KB	Output is correct
6	Correct	126 ms	2016 KB	Output is correct
7	Correct	323 ms	2016 KB	Output is correct
8	Correct	1083 ms	2016 KB	Output is correct
9	Correct	236 ms	2016 KB	Output is correct
10	Correct	203 ms	2016 KB	Output is correct
11	Correct	76 ms	2016 KB	Output is correct
12	Correct	216 ms	2016 KB	Output is correct
13	Correct	213 ms	2016 KB	Output is correct
14	Correct	139 ms	2016 KB	Output is correct
15	Correct	206 ms	2016 KB	Output is correct
16	Correct	299 ms	2016 KB	Output is correct
17	Execution timed out	2000 ms	2016 KB	Execution timed out
18	Halted	0 ms	0 KB	-

Subtask #3

0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	129 ms	2016 KB	Output is correct
2	Correct	49 ms	2016 KB	Output is correct
3	Correct	163 ms	2016 KB	Output is correct
4	Correct	49 ms	2016 KB	Output is correct
5	Correct	823 ms	2016 KB	Output is correct
6	Correct	126 ms	2016 KB	Output is correct
7	Correct	323 ms	2016 KB	Output is correct
8	Correct	1083 ms	2016 KB	Output is correct
9	Correct	236 ms	2016 KB	Output is correct
10	Correct	203 ms	2016 KB	Output is correct
11	Correct	76 ms	2016 KB	Output is correct
12	Correct	216 ms	2016 KB	Output is correct
13	Correct	213 ms	2016 KB	Output is correct
14	Correct	139 ms	2016 KB	Output is correct
15	Correct	206 ms	2016 KB	Output is correct
16	Correct	299 ms	2016 KB	Output is correct
17	Execution timed out	2000 ms	2016 KB	Execution timed out
18	Halted	0 ms	0 KB	-

Subtask #4

0 / 30.0

#	결과	실행 시간	메모리	Grader output
1	Runtime error	0 ms	2020 KB	Execution killed because of forbidden syscall gettid (186)
2	Halted	0 ms	0 KB	-

Subtask #5

0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Runtime error	0 ms	2020 KB	Execution killed because of forbidden syscall gettid (186)
2	Halted	0 ms	0 KB	-

Subtask #6

0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	129 ms	2016 KB	Output is correct
2	Correct	49 ms	2016 KB	Output is correct
3	Correct	163 ms	2016 KB	Output is correct
4	Correct	49 ms	2016 KB	Output is correct
5	Correct	823 ms	2016 KB	Output is correct
6	Correct	126 ms	2016 KB	Output is correct
7	Correct	323 ms	2016 KB	Output is correct
8	Correct	1083 ms	2016 KB	Output is correct
9	Correct	236 ms	2016 KB	Output is correct
10	Correct	203 ms	2016 KB	Output is correct
11	Correct	76 ms	2016 KB	Output is correct
12	Correct	216 ms	2016 KB	Output is correct
13	Correct	213 ms	2016 KB	Output is correct
14	Correct	139 ms	2016 KB	Output is correct
15	Correct	206 ms	2016 KB	Output is correct
16	Correct	299 ms	2016 KB	Output is correct
17	Execution timed out	2000 ms	2016 KB	Execution timed out
18	Halted	0 ms	0 KB	-