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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#515336#2265. Short CodingLavender_Field#AC ✓389ms3948kbC++202.6kb2024-08-11 17:14:402024-08-11 17:14:41

Judging History

你现在查看的是最新测评结果

  • [2024-08-11 17:14:41]
  • 评测
  • 测评结果:AC
  • 用时:389ms
  • 内存:3948kb
  • [2024-08-11 17:14:40]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;
int n,m;
char s[15][15];
int pro[10];
vector<int> anspro;
int ans=1000;
int sx,sy,tx,ty;
int px[4]={1,0,-1,0},py[4]={0,-1,0,1};
bool check(int step){
    int x=sx,y=sy,dir=0,now=1;
    // bool output=0;
    // if(pro[1]==11 && pro[2]==12 && step==2) output=1;
    for(int i=1;i<=2000;i++){
        if(x==tx && y==ty) return 1;
        // if(output==1) printf("[%d %d %d]\n",x,y,dir);
        if(pro[now]<=5){
            if(pro[now]>step || pro[now]==now) return 0;
            now=pro[now];
            continue;
        }
        else if(pro[now]<=10){
            int k=pro[now]-5;
            if(k>step || k==now) return 0;
            int xx=x+px[dir],yy=y+py[dir];
            if(!(xx<=0 || xx>n || yy<=0 || yy>m ||s[xx][yy]=='#')){
                now=k;
                continue;
            }
        }
        else if(pro[now]==11){
            int xx=x+px[dir],yy=y+py[dir];
            if(!(xx<=0 || xx>n || yy<=0 || yy>m ||s[xx][yy]=='#')){
                x=xx;y=yy;
            }
            // printf("%d %d\n",xx)
        }
        else if(pro[now]==12){
            dir=(dir-1+4)%4;
        }
        else{
            dir=(dir+1)%4;
        }
        now=now%step+1;
    }
    return 0;
}
void dfs(int step){
    if(step-1>ans) return;
    if(step>=2 && step-1<ans && check(step-1)){
        ans=step-1;anspro.clear();
        for(int i=1;i<=step-1;i++){
            anspro.push_back(pro[i]);
        }
    }
    if(step==6) return;
    for(int i=1;i<=13;i++){
        pro[step]=i;
        dfs(step+1);
    }
}
int main(){
    scanf("%d%d",&n,&m);
    for(int i=1;i<=n;i++){
        scanf("%s",s[i]+1);
    }
    for(int i=1;i<=n;i++){
        for(int j=1;j<=m;j++){
            if(s[i][j]=='S'){
                sx=i;sy=j;
            }
            if(s[i][j]=='G'){
                tx=i;ty=j;
            }
        }
    }
    dfs(1);
    if(ans<7){
        printf("%d\n",ans);
        for(auto x:anspro){
            if(x<=5){
                printf("GOTO %d\n",x);
            }
            else if(x<=10){
                printf("IF-OPEN %d\n",x-5);
            }
            else if(x==11){
                printf("FORWARD\n");
            }
            else if(x==12){
                printf("LEFT\n");
            }
            else{
                printf("RIGHT\n");
            }
        }
    }
    else{
        // printf("7\nIF-OPEN 5\nRIGHT\nFORWARD\nIF-OPEN 7\nFORWARD\nGOTO 1\nLEFT\n");
        printf("6\nLEFT\nIF-OPEN 1\nRIGHT\nFORWARD\nIF-OPEN 1\nGOTO 3\n");
    }
    return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 10ms
memory: 3816kb

input:

4 2
S#
.#
.#
G.

output:

1
FORWARD

result:

ok correct answer!

Test #2:

score: 0
Accepted
time: 11ms
memory: 3944kb

input:

3 6
##S..#
#..##.
.G..#.

output:

2
FORWARD
RIGHT

result:

ok correct answer!

Test #3:

score: 0
Accepted
time: 11ms
memory: 3940kb

input:

3 7
....S##
.#.#...
##.#.G#

output:

2
FORWARD
LEFT

result:

ok correct answer!

Test #4:

score: 0
Accepted
time: 20ms
memory: 3944kb

input:

4 8
...S.#.#
##..#.#.
###...#.
#.#.#G.#

output:

3
FORWARD
FORWARD
LEFT

result:

ok correct answer!

Test #5:

score: 0
Accepted
time: 20ms
memory: 3948kb

input:

3 5
.S#..
.....
..#G.

output:

3
FORWARD
LEFT
FORWARD

result:

ok correct answer!

Test #6:

score: 0
Accepted
time: 22ms
memory: 3876kb

input:

10 10
.....S#...
...#......
....##....
.#.....#..
....#.....
..#.......
...#......
..........
.#...#....
G.#..#...#

output:

3
LEFT
FORWARD
IF-OPEN 2

result:

ok correct answer!

Test #7:

score: 0
Accepted
time: 24ms
memory: 3876kb

input:

7 9
.##S.#..#
.........
.........
...#...##
###..####
........#
.....##G#

output:

3
RIGHT
FORWARD
IF-OPEN 2

result:

ok correct answer!

Test #8:

score: 0
Accepted
time: 20ms
memory: 3792kb

input:

3 9
..#.#.#S#
#...#...#
.G....#.#

output:

3
FORWARD
RIGHT
FORWARD

result:

ok correct answer!

Test #9:

score: 0
Accepted
time: 24ms
memory: 3804kb

input:

4 5
#S...
..#..
.#..#
.#.G#

output:

3
RIGHT
FORWARD
FORWARD

result:

ok correct answer!

Test #10:

score: 0
Accepted
time: 116ms
memory: 3792kb

input:

6 8
..S..#.#
...#...#
....#..#
#.#.##..
.......#
.#..#G.#

output:

4
FORWARD
LEFT
FORWARD
RIGHT

result:

ok correct answer!

Test #11:

score: 0
Accepted
time: 131ms
memory: 3940kb

input:

9 10
S.........
.#..#....#
........#.
..........
.....#.#..
.#...#....
#..#.##.#.
..#..#...#
..#.#....G

output:

4
LEFT
FORWARD
RIGHT
FORWARD

result:

ok correct answer!

Test #12:

score: 0
Accepted
time: 118ms
memory: 3784kb

input:

10 4
#.S.
.#.#
##.#
##..
.#..
#...
#.##
..#.
.#..
G.##

output:

4
FORWARD
RIGHT
FORWARD
LEFT

result:

ok correct answer!

Test #13:

score: 0
Accepted
time: 148ms
memory: 3880kb

input:

9 9
#..#...S#
.#...##.#
.....##..
..#..#...
..#..#..#
.#..#.#.#
.###.....
..#.#.##.
G#....#.#

output:

4
RIGHT
FORWARD
LEFT
FORWARD

result:

ok correct answer!

Test #14:

score: 0
Accepted
time: 115ms
memory: 3880kb

input:

7 3
.S#
#..
..#
...
..#
.#.
.G.

output:

4
FORWARD
FORWARD
FORWARD
LEFT

result:

ok correct answer!

Test #15:

score: 0
Accepted
time: 115ms
memory: 3868kb

input:

6 6
..#S..
#.#.#.
.....#
#.#...
..#...
..G##.

output:

4
FORWARD
FORWARD
LEFT
FORWARD

result:

ok correct answer!

Test #16:

score: 0
Accepted
time: 115ms
memory: 3876kb

input:

6 8
....#S..
......#.
..##..#.
###.#.##
..#...#.
##.G#..#

output:

4
FORWARD
FORWARD
RIGHT
FORWARD

result:

ok correct answer!

Test #17:

score: 0
Accepted
time: 116ms
memory: 3888kb

input:

10 8
#..S.###
.#....##
.#......
....#.#.
#...#..#
........
....#.##
...#.###
.#.#...#
.#...G.#

output:

4
FORWARD
LEFT
FORWARD
IF-OPEN 3

result:

ok correct answer!

Test #18:

score: 0
Accepted
time: 119ms
memory: 3876kb

input:

7 6
...##S
#.....
....#.
...#.#
....#.
#.....
.....G

output:

4
FORWARD
RIGHT
FORWARD
IF-OPEN 3

result:

ok correct answer!

Test #19:

score: 0
Accepted
time: 148ms
memory: 3788kb

input:

4 8
.##..S..
#.###..#
.#...#..
...#G...

output:

4
RIGHT
FORWARD
FORWARD
FORWARD

result:

ok correct answer!

Test #20:

score: 0
Accepted
time: 148ms
memory: 3796kb

input:

3 10
##.......S
####.####.
...#..G##.

output:

4
RIGHT
FORWARD
LEFT
IF-OPEN 2

result:

ok correct answer!

Test #21:

score: 0
Accepted
time: 11ms
memory: 3856kb

input:

2 7
.#S.###
.#.G..#

output:

2
FORWARD
LEFT

result:

ok correct answer!

Test #22:

score: 0
Accepted
time: 11ms
memory: 3728kb

input:

2 7
.S#.#.#
G#.##.#

output:

2
FORWARD
LEFT

result:

ok correct answer!

Test #23:

score: 0
Accepted
time: 11ms
memory: 3816kb

input:

2 4
...S
##G#

output:

2
FORWARD
LEFT

result:

ok correct answer!

Test #24:

score: 0
Accepted
time: 11ms
memory: 3792kb

input:

2 7
S......
.G.....

output:

2
FORWARD
LEFT

result:

ok correct answer!

Test #25:

score: 0
Accepted
time: 11ms
memory: 3864kb

input:

2 3
#S#
..G

output:

2
FORWARD
LEFT

result:

ok correct answer!

Test #26:

score: 0
Accepted
time: 11ms
memory: 3872kb

input:

2 4
#.S#
#G##

output:

2
FORWARD
LEFT

result:

ok correct answer!

Test #27:

score: 0
Accepted
time: 11ms
memory: 3868kb

input:

3 6
.#S###
#....#
#G.#..

output:

2
FORWARD
LEFT

result:

ok correct answer!

Test #28:

score: 0
Accepted
time: 11ms
memory: 3748kb

input:

2 4
S.#.
#G##

output:

2
FORWARD
RIGHT

result:

ok correct answer!

Test #29:

score: 0
Accepted
time: 11ms
memory: 3868kb

input:

2 5
##..S
...G.

output:

2
FORWARD
LEFT

result:

ok correct answer!

Test #30:

score: 0
Accepted
time: 11ms
memory: 3788kb

input:

2 9
#S###....
G..##..##

output:

2
FORWARD
RIGHT

result:

ok correct answer!

Test #31:

score: 0
Accepted
time: 22ms
memory: 3868kb

input:

6 10
....S...##
.#...#....
..........
.#.#...#..
...#.##...
.G#...#...

output:

3
LEFT
FORWARD
IF-OPEN 2

result:

ok correct answer!

Test #32:

score: 0
Accepted
time: 20ms
memory: 3788kb

input:

3 3
S..
##.
##G

output:

3
IF-OPEN 3
RIGHT
FORWARD

result:

ok correct answer!

Test #33:

score: 0
Accepted
time: 19ms
memory: 3864kb

input:

5 5
..S..
.##..
.####
..#..
G.#.#

output:

3
IF-OPEN 3
LEFT
FORWARD

result:

ok correct answer!

Test #34:

score: 0
Accepted
time: 18ms
memory: 3784kb

input:

4 6
S#....
....#.
#.....
#...G.

output:

3
IF-OPEN 3
LEFT
FORWARD

result:

ok correct answer!

Test #35:

score: 0
Accepted
time: 18ms
memory: 3872kb

input:

3 6
.#..S#
..#..#
.##G.#

output:

3
IF-OPEN 3
RIGHT
FORWARD

result:

ok correct answer!

Test #36:

score: 0
Accepted
time: 18ms
memory: 3948kb

input:

4 3
..S
.#.
..#
G..

output:

3
IF-OPEN 3
LEFT
FORWARD

result:

ok correct answer!

Test #37:

score: 0
Accepted
time: 20ms
memory: 3880kb

input:

5 3
S..
##.
...
...
.G.

output:

3
IF-OPEN 3
RIGHT
FORWARD

result:

ok correct answer!

Test #38:

score: 0
Accepted
time: 18ms
memory: 3880kb

input:

8 2
.S
..
..
..
..
..
.#
G.

output:

3
IF-OPEN 3
LEFT
FORWARD

result:

ok correct answer!

Test #39:

score: 0
Accepted
time: 18ms
memory: 3856kb

input:

3 7
...#..S
#.#....
....G..

output:

3
IF-OPEN 3
LEFT
FORWARD

result:

ok correct answer!

Test #40:

score: 0
Accepted
time: 18ms
memory: 3944kb

input:

3 9
#......S.
...#.#...
.G.#.#...

output:

3
IF-OPEN 3
LEFT
FORWARD

result:

ok correct answer!

Test #41:

score: 0
Accepted
time: 101ms
memory: 3876kb

input:

2 9
.##..S...
##..##G.#

output:

4
IF-OPEN 3
LEFT
FORWARD
RIGHT

result:

ok correct answer!

Test #42:

score: 0
Accepted
time: 115ms
memory: 3844kb

input:

4 6
S..#.#
..#...
......
..#G#.

output:

4
FORWARD
FORWARD
LEFT
FORWARD

result:

ok correct answer!

Test #43:

score: 0
Accepted
time: 86ms
memory: 3752kb

input:

4 9
#..##S..#
##..#...#
#.......#
####.#G##

output:

4
IF-OPEN 3
LEFT
LEFT
FORWARD

result:

ok correct answer!

Test #44:

score: 0
Accepted
time: 118ms
memory: 3944kb

input:

3 8
....S...
.....#..
..#G#...

output:

4
FORWARD
RIGHT
FORWARD
LEFT

result:

ok correct answer!

Test #45:

score: 0
Accepted
time: 117ms
memory: 3860kb

input:

4 9
.#.S#####
..#.###..
.#....#.#
.####.G.#

output:

4
FORWARD
LEFT
FORWARD
RIGHT

result:

ok correct answer!

Test #46:

score: 0
Accepted
time: 86ms
memory: 3796kb

input:

4 3
..S
...
...
#G#

output:

4
IF-OPEN 3
LEFT
LEFT
FORWARD

result:

ok correct answer!

Test #47:

score: 0
Accepted
time: 102ms
memory: 3896kb

input:

2 7
#...S..
..#G##.

output:

4
IF-OPEN 3
RIGHT
FORWARD
LEFT

result:

ok correct answer!

Test #48:

score: 0
Accepted
time: 162ms
memory: 3820kb

input:

5 6
...S..
...#..
...#..
...#.#
#G..#.

output:

4
RIGHT
FORWARD
IF-OPEN 1
RIGHT

result:

ok correct answer!

Test #49:

score: 0
Accepted
time: 113ms
memory: 3872kb

input:

4 8
.#...#.S
..###...
........
....G..#

output:

4
FORWARD
IF-OPEN 4
LEFT
LEFT

result:

ok correct answer!

Test #50:

score: 0
Accepted
time: 98ms
memory: 3756kb

input:

3 4
#S..
##..
.#G#

output:

4
IF-OPEN 3
LEFT
FORWARD
RIGHT

result:

ok correct answer!

Test #51:

score: 0
Accepted
time: 18ms
memory: 3808kb

input:

4 6
#.S.#.
#..#..
..#...
..G##.

output:

3
IF-OPEN 3
LEFT
FORWARD

result:

ok correct answer!

Test #52:

score: 0
Accepted
time: 146ms
memory: 3728kb

input:

4 5
#..S.
#.#..
..#..
G#..#

output:

4
RIGHT
FORWARD
LEFT
FORWARD

result:

ok correct answer!

Test #53:

score: 0
Accepted
time: 338ms
memory: 3868kb

input:

5 5
#.#S#
#...#
##.##
##..#
.##.G

output:

5
GOTO 4
FORWARD
LEFT
IF-OPEN 2
RIGHT

result:

ok correct answer!

Test #54:

score: 0
Accepted
time: 24ms
memory: 3864kb

input:

5 6
##S..#
...#..
...#.#
...#..
..#G.#

output:

3
RIGHT
FORWARD
IF-OPEN 2

result:

ok correct answer!

Test #55:

score: 0
Accepted
time: 18ms
memory: 3872kb

input:

6 4
...S
..#.
....
....
....
G...

output:

3
IF-OPEN 3
LEFT
FORWARD

result:

ok correct answer!

Test #56:

score: 0
Accepted
time: 18ms
memory: 3812kb

input:

5 6
....S.
......
......
....#.
....G.

output:

3
IF-OPEN 3
LEFT
FORWARD

result:

ok correct answer!

Test #57:

score: 0
Accepted
time: 18ms
memory: 3860kb

input:

4 5
S###.
.####
.####
..G##

output:

3
IF-OPEN 3
LEFT
FORWARD

result:

ok correct answer!

Test #58:

score: 0
Accepted
time: 19ms
memory: 3860kb

input:

6 5
...S.
...#.
.#...
..##.
.##..
.G#..

output:

3
IF-OPEN 3
LEFT
FORWARD

result:

ok correct answer!

Test #59:

score: 0
Accepted
time: 18ms
memory: 3732kb

input:

5 4
..S.
#...
.#..
..#.
G...

output:

3
IF-OPEN 3
RIGHT
FORWARD

result:

ok correct answer!

Test #60:

score: 0
Accepted
time: 10ms
memory: 3860kb

input:

5 5
..#S#
.#..#
....#
..#.#
###G.

output:

1
FORWARD

result:

ok correct answer!

Test #61:

score: 0
Accepted
time: 116ms
memory: 3748kb

input:

10 10
#...S..#..
..#...#...
..#.#.#...
...#....##
##.....#.#
.....#.##.
.....#...#
...###....
..#.#.....
.#.#....#G

output:

4
FORWARD
LEFT
FORWARD
RIGHT

result:

ok correct answer!

Test #62:

score: 0
Accepted
time: 18ms
memory: 3868kb

input:

10 10
.#..S#...#
.....#....
...#...#.#
.##..#....
#....###.#
........##
...#..#...
##.#....##
...#....#.
#.#G...#.#

output:

3
IF-OPEN 3
RIGHT
FORWARD

result:

ok correct answer!

Test #63:

score: 0
Accepted
time: 14ms
memory: 3864kb

input:

10 10
.......S..
..........
..........
..........
........#.
..........
..........
..........
..........
........G.

output:

3
IF-OPEN 3
LEFT
FORWARD

result:

ok correct answer!

Test #64:

score: 0
Accepted
time: 335ms
memory: 3860kb

input:

10 10
....#S.#.#
.#....#...
.....#..#.
....#..#..
.#.....#.#
.......###
#....#.#..
..........
.#.#.##...
#....G.#..

output:

5
GOTO 4
FORWARD
LEFT
IF-OPEN 2
RIGHT

result:

ok correct answer!

Test #65:

score: 0
Accepted
time: 247ms
memory: 3868kb

input:

10 10
#...#..#.S
.##..#....
..###.#...
##.##.##..
#.#..##..#
.##.##...#
..#.##..#.
...#...##.
.#.#....##
#.##..G##.

output:

5
GOTO 3
RIGHT
FORWARD
IF-OPEN 2
LEFT

result:

ok correct answer!

Test #66:

score: 0
Accepted
time: 18ms
memory: 3944kb

input:

10 10
.........S
..........
..#.......
..........
.....#....
.#........
..........
..........
.......#..
.G.......#

output:

3
IF-OPEN 3
LEFT
FORWARD

result:

ok correct answer!

Test #67:

score: 0
Accepted
time: 334ms
memory: 3876kb

input:

10 10
.....#...S
...#....#.
......#.##
..#......#
#.#.##.#..
..#.##.#..
.......#..
#...#.....
#.#....#..
.#...#..#G

output:

5
GOTO 4
FORWARD
LEFT
IF-OPEN 2
RIGHT

result:

ok correct answer!

Test #68:

score: 0
Accepted
time: 18ms
memory: 3804kb

input:

10 10
......S...
..........
..........
..........
..........
...#....#.
..........
#.....#...
..........
.....#G...

output:

3
IF-OPEN 3
RIGHT
FORWARD

result:

ok correct answer!

Test #69:

score: 0
Accepted
time: 275ms
memory: 3860kb

input:

10 10
......##S.
........#.
....###...
....#.#..#
.##....#.#
.....#....
.....#....
..##......
....#.#.#.
.#....G...

output:

5
GOTO 3
LEFT
FORWARD
IF-OPEN 2
RIGHT

result:

ok correct answer!

Test #70:

score: 0
Accepted
time: 332ms
memory: 3808kb

input:

10 10
#.S#..#...
.......#.#
#..##..#.#
#...#...#.
#.###..##.
.....#.#.#
#.#..#...#
..##.#.#.#
####..#...
##..G#.#.#

output:

5
GOTO 4
FORWARD
LEFT
IF-OPEN 2
RIGHT

result:

ok correct answer!

Test #71:

score: 0
Accepted
time: 336ms
memory: 3912kb

input:

10 10
S#...#....
.#.#.#.##.
.#.#.#.#..
.#.#.#.#.#
.#.#.#.#..
.#.#.#.##.
.#.#.#.#..
.#.#.#.#.#
.#.#.#.#..
...#...##G

output:

5
GOTO 4
FORWARD
LEFT
IF-OPEN 2
RIGHT

result:

ok correct answer!

Test #72:

score: 0
Accepted
time: 18ms
memory: 3748kb

input:

10 10
S#..#...#.
.#.....#..
.#.....#..
.........#
##.#.#.#..
.#.#.#.#..
.#.#.#.#.#
.#.#.#.#..
.#.#.#.#..
...#...#.G

output:

3
IF-OPEN 3
LEFT
FORWARD

result:

ok correct answer!

Test #73:

score: 0
Accepted
time: 136ms
memory: 3752kb

input:

10 10
S.#.#.#.#.
#..#.#.#.#
.#..#.#.#.
#.#..#.#.#
.#.#..#.#.
#.#.#..#.#
.#.#.#..#.
#.#.#.#..#
.#.#.#.#..
#.#.#.#.#G

output:

4
FORWARD
LEFT
FORWARD
RIGHT

result:

ok correct answer!

Test #74:

score: 0
Accepted
time: 18ms
memory: 3796kb

input:

10 10
S.........
.########.
.#......#.
.#......#.
.#......#.
.#......#.
.#......#.
.#......#.
.########.
.........G

output:

3
IF-OPEN 3
LEFT
FORWARD

result:

ok correct answer!

Test #75:

score: 0
Accepted
time: 136ms
memory: 3792kb

input:

10 10
S.#.......
#.###.####
#......#.#
##.###....
.#.#...#.#
...#####.#
.#.#.#...#
.#.#...###
##.#####.#
.........G

output:

4
FORWARD
LEFT
FORWARD
RIGHT

result:

ok correct answer!

Test #76:

score: 0
Accepted
time: 389ms
memory: 3736kb

input:

10 10
S.#.......
#.###.####
#......#.#
##.###....
.#.#...#.#
...#####.#
.#.#.#...#
.#.#...###
##.#####.#
G.........

output:

5
GOTO 4
FORWARD
LEFT
IF-OPEN 2
RIGHT

result:

ok correct answer!