Submission #7576841


Source Code Expand

// 1 <= H <= 500 南北
// 1 <= W <= 500 東西

// c_i_j 0<=i<= H-1, 0<=j<=W-1

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdbool.h>

#define UP(x) (x-502)
#define DOWN(x) (x+502)
#define RIGHT(x) (x+1)
#define LEFT(x) (x-1)

char town[502][502];
unsigned int H, W;
char *S = NULL;
char *G = NULL;

bool search(char *start)
{
    bool answer = false;
    if (*start == 'g') return true;
    *start = 0;
    if ((*UP(start)!=0) && (*UP(start)!='#'))
        search(UP(start));
    if ((*DOWN(start)!=0) && (*DOWN(start)!='#'))
        search(DOWN(start));
    if ((*RIGHT(start)!=0) && (*RIGHT(start)!='#'))
        search(RIGHT(start));
    if ((*LEFT(start)!=0) && (*LEFT(start)!='#'))
        search(LEFT(start));
    return false;
}

int main(int argc, char **argv)
{
    scanf("%d %d\n", &H, &W);
    for (int j=0; j<W+2; ++j) town[0][j] = 0;
    int i=1;
    for (; i<H+1; ++i) {
        town[i][0] = 0;
        gets(town[i]+1);
        town[i][W+1] = 0;
        char *tmp = strchr(town[i]+1, 's');
        if (tmp)
            S = tmp;
        tmp = strchr(town[i]+1, 'g');
        if (tmp)
            G = tmp;
    }
    for (int j=0; j<W+2; ++j) town[i][j] = 0;

    if (search(S)) printf("Yes\n");
    else          printf("No\n");

    return 0;
}

Submission Info

Submission Time
Task A - 深さ優先探索
User orumin
Language C (GCC 5.4.1)
Score 0
Code Size 1345 Byte
Status WA
Exec Time 4 ms
Memory 2816 KB

Compile Error

./Main.c: In function ‘main’:
./Main.c:44:9: warning: implicit declaration of function ‘gets’ [-Wimplicit-function-declaration]
         gets(town[i]+1);
         ^
./Main.c:39:5: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d\n", &H, &W);
     ^
/tmp/ccKGmZvK.o: In function `main':
Main.c:(.text.startup+0x7a): warning: the `gets' function is dangerous and should not be used.

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 0 / 100
Status
AC × 3
WA × 2
AC × 69
WA × 14
Set Name Test Cases
Sample 00_sample_01.txt, 00_sample_02.txt, 00_sample_03.txt, 00_sample_04.txt, 00_sample_05.txt
All 00_min_01.txt, 00_min_02.txt, 00_min_03.txt, 00_min_04.txt, 00_min_05.txt, 00_min_06.txt, 00_min_07.txt, 00_min_08.txt, 00_sample_01.txt, 00_sample_02.txt, 00_sample_03.txt, 00_sample_04.txt, 00_sample_05.txt, 01_rnd_00.txt, 01_rnd_01.txt, 01_rnd_02.txt, 01_rnd_03.txt, 01_rnd_04.txt, 01_rnd_05.txt, 01_rnd_06.txt, 01_rnd_07.txt, 01_rnd_08.txt, 01_rnd_09.txt, 01_rnd_10.txt, 01_rnd_11.txt, 01_rnd_12.txt, 01_rnd_13.txt, 01_rnd_14.txt, 01_rnd_15.txt, 01_rnd_16.txt, 01_rnd_17.txt, 01_rnd_18.txt, 01_rnd_19.txt, 02_rndhard_00.txt, 02_rndhard_01.txt, 02_rndhard_02.txt, 02_rndhard_03.txt, 02_rndhard_04.txt, 02_rndhard_05.txt, 02_rndhard_06.txt, 02_rndhard_07.txt, 02_rndhard_08.txt, 02_rndhard_09.txt, 02_rndhard_10.txt, 02_rndhard_11.txt, 02_rndhard_12.txt, 02_rndhard_13.txt, 02_rndhard_14.txt, 02_rndhard_15.txt, 02_rndhard_16.txt, 02_rndhard_17.txt, 02_rndhard_18.txt, 02_rndhard_19.txt, 02_rndhard_20.txt, 02_rndhard_21.txt, 02_rndhard_22.txt, 02_rndhard_23.txt, 02_rndhard_24.txt, 02_rndhard_25.txt, 02_rndhard_26.txt, 02_rndhard_27.txt, 02_rndhard_28.txt, 02_rndhard_29.txt, 02_rndhard_30.txt, 02_rndhard_31.txt, 02_rndhard_32.txt, 02_rndhard_33.txt, 02_rndhard_34.txt, 02_rndhard_35.txt, 02_rndhard_36.txt, 02_rndhard_37.txt, 02_rndhard_38.txt, 02_rndhard_39.txt, 03_rndhardsmall_00.txt, 03_rndhardsmall_01.txt, 03_rndhardsmall_02.txt, 03_rndhardsmall_03.txt, 03_rndhardsmall_04.txt, 03_rndhardsmall_05.txt, 03_rndhardsmall_06.txt, 03_rndhardsmall_07.txt, 03_rndhardsmall_08.txt, 03_rndhardsmall_09.txt
Case Name Status Exec Time Memory
00_min_01.txt WA 1 ms 128 KB
00_min_02.txt AC 1 ms 128 KB
00_min_03.txt AC 1 ms 128 KB
00_min_04.txt AC 1 ms 128 KB
00_min_05.txt WA 1 ms 128 KB
00_min_06.txt AC 1 ms 128 KB
00_min_07.txt AC 1 ms 128 KB
00_min_08.txt AC 1 ms 128 KB
00_sample_01.txt AC 1 ms 128 KB
00_sample_02.txt WA 1 ms 128 KB
00_sample_03.txt AC 1 ms 128 KB
00_sample_04.txt WA 1 ms 128 KB
00_sample_05.txt AC 1 ms 128 KB
01_rnd_00.txt AC 1 ms 384 KB
01_rnd_01.txt WA 4 ms 2560 KB
01_rnd_02.txt WA 4 ms 1280 KB
01_rnd_03.txt WA 4 ms 2176 KB
01_rnd_04.txt WA 4 ms 2432 KB
01_rnd_05.txt AC 1 ms 384 KB
01_rnd_06.txt WA 4 ms 1024 KB
01_rnd_07.txt WA 4 ms 1408 KB
01_rnd_08.txt AC 1 ms 384 KB
01_rnd_09.txt AC 1 ms 384 KB
01_rnd_10.txt AC 3 ms 512 KB
01_rnd_11.txt AC 1 ms 384 KB
01_rnd_12.txt WA 4 ms 2048 KB
01_rnd_13.txt WA 4 ms 2048 KB
01_rnd_14.txt AC 1 ms 384 KB
01_rnd_15.txt WA 3 ms 768 KB
01_rnd_16.txt AC 1 ms 384 KB
01_rnd_17.txt AC 3 ms 640 KB
01_rnd_18.txt AC 1 ms 384 KB
01_rnd_19.txt WA 4 ms 2816 KB
02_rndhard_00.txt AC 1 ms 384 KB
02_rndhard_01.txt AC 1 ms 384 KB
02_rndhard_02.txt AC 1 ms 384 KB
02_rndhard_03.txt AC 1 ms 384 KB
02_rndhard_04.txt AC 1 ms 384 KB
02_rndhard_05.txt AC 1 ms 384 KB
02_rndhard_06.txt AC 1 ms 384 KB
02_rndhard_07.txt AC 1 ms 384 KB
02_rndhard_08.txt AC 1 ms 384 KB
02_rndhard_09.txt AC 1 ms 384 KB
02_rndhard_10.txt AC 1 ms 384 KB
02_rndhard_11.txt AC 1 ms 384 KB
02_rndhard_12.txt AC 1 ms 384 KB
02_rndhard_13.txt AC 1 ms 384 KB
02_rndhard_14.txt AC 1 ms 384 KB
02_rndhard_15.txt AC 1 ms 384 KB
02_rndhard_16.txt AC 1 ms 384 KB
02_rndhard_17.txt AC 1 ms 384 KB
02_rndhard_18.txt AC 1 ms 384 KB
02_rndhard_19.txt AC 1 ms 384 KB
02_rndhard_20.txt AC 1 ms 384 KB
02_rndhard_21.txt AC 1 ms 384 KB
02_rndhard_22.txt AC 1 ms 384 KB
02_rndhard_23.txt AC 1 ms 384 KB
02_rndhard_24.txt AC 1 ms 384 KB
02_rndhard_25.txt AC 1 ms 384 KB
02_rndhard_26.txt AC 1 ms 384 KB
02_rndhard_27.txt AC 1 ms 384 KB
02_rndhard_28.txt AC 1 ms 384 KB
02_rndhard_29.txt AC 1 ms 384 KB
02_rndhard_30.txt AC 1 ms 384 KB
02_rndhard_31.txt AC 1 ms 384 KB
02_rndhard_32.txt AC 1 ms 384 KB
02_rndhard_33.txt AC 1 ms 384 KB
02_rndhard_34.txt AC 1 ms 384 KB
02_rndhard_35.txt AC 1 ms 384 KB
02_rndhard_36.txt AC 1 ms 384 KB
02_rndhard_37.txt AC 1 ms 384 KB
02_rndhard_38.txt AC 1 ms 384 KB
02_rndhard_39.txt AC 1 ms 384 KB
03_rndhardsmall_00.txt AC 1 ms 128 KB
03_rndhardsmall_01.txt AC 1 ms 128 KB
03_rndhardsmall_02.txt AC 1 ms 128 KB
03_rndhardsmall_03.txt AC 1 ms 128 KB
03_rndhardsmall_04.txt AC 1 ms 128 KB
03_rndhardsmall_05.txt AC 1 ms 128 KB
03_rndhardsmall_06.txt AC 1 ms 128 KB
03_rndhardsmall_07.txt AC 1 ms 128 KB
03_rndhardsmall_08.txt AC 1 ms 128 KB
03_rndhardsmall_09.txt AC 1 ms 128 KB