oj.uz

답안 #96389

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
96389 2019-02-09T05:33:15 Z choikiwon Bomb (IZhO17_bomb) C++17
24 / 100
 729 ms 112520 KB 
#include<bits/stdc++.h>
using namespace std;

const int MN = 2525;

int dx[4] = {0, 0, 1, -1};
int dy[4] = {1, -1, 0, 0};

int N, M;
char G[MN][MN];

int cc[MN][MN][4];
int dp(int r, int c, int d) {
    if(r < 0 || N <= r || c < 0 || M <= c) return 0;
    int &ret = cc[r][c][d];
    if(ret != -1) return ret;
    if(G[r][c] == '0') return 0;
    return ret = dp(r + dy[d], c + dx[d], d) + 1;
}

int main() {
    scanf("%d %d", &N, &M);

    for(int i = 0; i < N; i++) {
        scanf("\n");
        for(int j = 0; j < M; j++) {
            scanf("%c", &G[i][j]);
        }
    }

    memset(cc, -1, sizeof(cc));

    int mn1 = 1e9;
    int mn2 = 1e9;
    for(int i = 0; i < N; i++) for(int j = 0; j < M; j++) if(G[i][j] == '1') {
        mn1 = min(mn1, dp(i, j, 0) + dp(i, j, 1) - 1);
        mn2 = min(mn2, dp(i, j, 2) + dp(i, j, 3) - 1);
    }
    printf("%d", mn1 * mn2);
}

Compilation message

bomb.cpp: In function 'int main()':
bomb.cpp:22:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d", &N, &M);
     ~~~~~^~~~~~~~~~~~~~~~~
bomb.cpp:25:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("\n");
         ~~~~~^~~~~~
bomb.cpp:27:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
             scanf("%c", &G[i][j]);
             ~~~~~^~~~~~~~~~~~~~~~

Subtask #1
24.0 / 100.0

# 결과 실행 시간 메모리 Grader output
1 Correct 79 ms 100088 KB Output is correct
2 Correct 79 ms 100216 KB Output is correct
3 Correct 84 ms 106360 KB Output is correct
4 Correct 82 ms 106360 KB Output is correct
5 Correct 79 ms 100088 KB Output is correct
6 Correct 78 ms 100216 KB Output is correct
7 Correct 80 ms 100092 KB Output is correct
8 Incorrect 83 ms 100220 KB Output isn't correct
9 Incorrect 78 ms 100236 KB Output isn't correct
10 Incorrect 80 ms 100216 KB Output isn't correct
11 Incorrect 92 ms 100136 KB Output isn't correct
12 Incorrect 88 ms 100188 KB Output isn't correct
13 Correct 79 ms 100212 KB Output is correct
14 Correct 85 ms 100216 KB Output is correct
15 Incorrect 74 ms 100216 KB Output isn't correct
16 Correct 93 ms 100216 KB Output is correct
17 Correct 73 ms 100216 KB Output is correct
18 Incorrect 79 ms 100344 KB Output isn't correct
19 Incorrect 79 ms 100344 KB Output isn't correct
20 Incorrect 80 ms 100344 KB Output isn't correct
21 Incorrect 81 ms 100344 KB Output isn't correct
22 Incorrect 82 ms 100344 KB Output isn't correct
23 Incorrect 81 ms 100344 KB Output isn't correct
24 Incorrect 80 ms 100364 KB Output isn't correct
25 Incorrect 82 ms 100344 KB Output isn't correct
26 Correct 80 ms 100372 KB Output is correct
27 Correct 88 ms 100860 KB Output is correct
28 Incorrect 87 ms 100856 KB Output isn't correct
29 Incorrect 91 ms 101112 KB Output isn't correct
30 Incorrect 91 ms 101240 KB Output isn't correct
31 Incorrect 88 ms 100984 KB Output isn't correct
32 Incorrect 96 ms 101092 KB Output isn't correct
33 Incorrect 98 ms 101240 KB Output isn't correct
34 Incorrect 83 ms 100984 KB Output isn't correct
35 Incorrect 88 ms 101328 KB Output isn't correct
36 Correct 98 ms 101372 KB Output is correct
37 Incorrect 83 ms 100216 KB Output isn't correct
38 Correct 692 ms 112300 KB Output is correct
39 Incorrect 74 ms 100216 KB Output isn't correct
40 Incorrect 144 ms 103032 KB Output isn't correct
41 Incorrect 74 ms 100216 KB Output isn't correct
42 Incorrect 81 ms 100316 KB Output isn't correct
43 Correct 585 ms 112376 KB Output is correct
44 Incorrect 94 ms 101368 KB Output isn't correct
45 Incorrect 596 ms 112300 KB Output isn't correct
46 Correct 458 ms 112248 KB Output is correct
47 Incorrect 566 ms 112248 KB Output isn't correct
48 Incorrect 493 ms 112248 KB Output isn't correct
49 Correct 709 ms 112424 KB Output is correct
50 Incorrect 503 ms 112424 KB Output isn't correct
51 Incorrect 500 ms 112248 KB Output isn't correct
52 Incorrect 514 ms 112248 KB Output isn't correct
53 Incorrect 535 ms 112364 KB Output isn't correct
54 Incorrect 417 ms 112248 KB Output isn't correct
55 Incorrect 477 ms 112168 KB Output isn't correct
56 Correct 703 ms 112272 KB Output is correct
57 Incorrect 393 ms 112176 KB Output isn't correct
58 Incorrect 444 ms 112376 KB Output isn't correct
59 Incorrect 458 ms 112376 KB Output isn't correct
60 Correct 508 ms 112248 KB Output is correct
61 Correct 690 ms 112412 KB Output is correct
62 Correct 676 ms 112400 KB Output is correct
63 Correct 729 ms 112224 KB Output is correct
64 Correct 415 ms 112236 KB Output is correct
65 Incorrect 534 ms 112316 KB Output isn't correct
66 Incorrect 495 ms 112248 KB Output isn't correct
67 Incorrect 533 ms 112520 KB Output isn't correct
68 Incorrect 538 ms 112248 KB Output isn't correct
69 Incorrect 450 ms 112484 KB Output isn't correct
70 Incorrect 384 ms 108888 KB Output isn't correct
71 Incorrect 360 ms 112348 KB Output isn't correct
72 Incorrect 391 ms 112376 KB Output isn't correct
73 Incorrect 394 ms 112324 KB Output isn't correct
74 Incorrect 430 ms 112380 KB Output isn't correct
75 Incorrect 407 ms 112248 KB Output isn't correct
76 Incorrect 422 ms 112308 KB Output isn't correct
77 Incorrect 405 ms 112268 KB Output isn't correct
78 Incorrect 429 ms 112192 KB Output isn't correct
79 Incorrect 319 ms 112248 KB Output isn't correct
80 Incorrect 350 ms 112248 KB Output isn't correct
81 Incorrect 333 ms 112292 KB Output isn't correct
82 Incorrect 421 ms 112272 KB Output isn't correct
83 Incorrect 395 ms 112248 KB Output isn't correct
84 Incorrect 346 ms 112120 KB Output isn't correct
85 Incorrect 392 ms 112252 KB Output isn't correct
86 Incorrect 635 ms 112248 KB Output isn't correct
87 Incorrect 408 ms 112348 KB Output isn't correct
88 Incorrect 451 ms 112260 KB Output isn't correct
89 Incorrect 490 ms 112220 KB Output isn't correct
90 Incorrect 334 ms 108920 KB Output isn't correct
91 Incorrect 426 ms 112292 KB Output isn't correct
92 Incorrect 525 ms 112248 KB Output isn't correct
93 Incorrect 631 ms 112500 KB Output isn't correct
94 Incorrect 483 ms 112300 KB Output isn't correct
95 Incorrect 415 ms 112184 KB Output isn't correct
96 Incorrect 448 ms 112248 KB Output isn't correct
97 Incorrect 698 ms 112380 KB Output isn't correct
98 Incorrect 425 ms 112248 KB Output isn't correct
99 Incorrect 470 ms 112236 KB Output isn't correct
100 Incorrect 704 ms 112376 KB Output isn't correct