QOJ.ac
QOJ
ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
---|---|---|---|---|---|---|---|---|---|
#18026 | #2265. Short Coding | qingyu_orz | AC ✓ | 11ms | 3888kb | C++14 | 2.0kb | 2022-01-15 19:10:48 | 2022-05-04 16:42:48 |
Judging History
answer
#include<bits/stdc++.h>
#define l(x,y) apple(x,y)
using namespace std;
string zl[6]={"","LEFT","FORWARD","RIGHT","GOTO","IF-OPEN"};
struct apple{
int lz,zz;
apple(int lz=0,int zz=0):lz(lz),zz(zz){}
}st[19]={l(0,0),l(1,-1),l(2,-1),l(3,-1),l(4,1),l(4,2),
l(4,3),l(4,4),l(5,1),l(5,2),l(5,3),l(5,4),l(5,5)};
const int gs=11;
int n,m;
char s[13][13];
int ans=5;
int mp[6]={0,1,12,3,5,2},pm[6];
struct dij{
int x,y,mc,zl;
dij(int x=0,int y=0,int mc=0,int zl=0):
x(x),y(y),mc(mc),zl(zl){}
bool operator<(const dij &other)const{
if(x!=other.x)return x<other.x;
if(y!=other.y)return y<other.y;
if(mc!=other.mc)return mc<other.mc;
return zl<other.zl;
}
};
int Spx=-1,Spy=-1,Grx=-1,Gry=-1;
int mb[4][2]={{-1,0},{0,1},{1,0},{0,-1}};
bool ok(int x){
if(x==0)return false;
map<dij,int>mp;
dij d(Spx,Spy,2,1);
while(d.x!=Grx||d.y!=Gry){
if(mp[d])return false;
mp[d]=1;
auto z=st[pm[d.zl]];
if(z.lz==1){
d.mc=(d.mc+3)&3;
d.zl=d.zl%x+1;
}else if(z.lz==2){
int dx=d.x+mb[d.mc][0],dy=d.y+mb[d.mc][1];
if(dx>=1&&dx<=n&&dy>=1&&dy<=m)
if(s[dx][dy]!='#')d.x=dx,d.y=dy;
d.zl=d.zl%x+1;
}else if(z.lz==3){
d.mc=(d.mc+1)&3;
d.zl=d.zl%x+1;
}else if(z.lz==4){
d.zl=z.zz;
}else if(z.lz==5){
int dx=d.x+mb[d.mc][0],dy=d.y+mb[d.mc][1];
int flag=0;
if(dx>=1&&dx<=n&&dy>=1&&dy<=m)
if(s[dx][dy]!='#')d.zl=z.zz,flag=1;
if(!flag)d.zl=d.zl%x+1;
}else assert(0);
}
return true;
}
void dfs(int stp){
if(stp>ans)return;
if(ok(stp-1)){
ans=stp-1;
for(int i=1;i<stp;++i)mp[i]=pm[i];
return;
}
if(stp>=ans)return;
for(int i=1;i<=gs;++i){
pm[stp]=i;
dfs(stp+1);
}
}
void output(apple a){
cout<<zl[a.lz];
if(a.lz>=4)printf(" %d",a.zz);
putchar('\n');
}
int main(){
cin>>n>>m;
for(int i=1;i<=n;++i){
scanf("%s",s[i]+1);
for(int j=1;j<=m;++j){
if(s[i][j]=='S'){
Spx=i,Spy=j;
}else if(s[i][j]=='G'){
Grx=i,Gry=j;
}
}
}
dfs(1);
printf("%d\n",ans);
for(int i=1;i<=ans;++i)output(st[mp[i]]);
return 0;
}
详细
Test #1:
score: 100
Accepted
time: 0ms
memory: 3736kb
input:
4 2 S# .# .# G.
output:
1 FORWARD
result:
ok correct answer!
Test #2:
score: 0
Accepted
time: 3ms
memory: 3820kb
input:
3 6 ##S..# #..##. .G..#.
output:
2 FORWARD RIGHT
result:
ok correct answer!
Test #3:
score: 0
Accepted
time: 2ms
memory: 3712kb
input:
3 7 ....S## .#.#... ##.#.G#
output:
2 FORWARD LEFT
result:
ok correct answer!
Test #4:
score: 0
Accepted
time: 1ms
memory: 3744kb
input:
4 8 ...S.#.# ##..#.#. ###...#. #.#.#G.#
output:
3 FORWARD FORWARD LEFT
result:
ok correct answer!
Test #5:
score: 0
Accepted
time: 3ms
memory: 3808kb
input:
3 5 .S#.. ..... ..#G.
output:
3 FORWARD LEFT FORWARD
result:
ok correct answer!
Test #6:
score: 0
Accepted
time: 3ms
memory: 3780kb
input:
10 10 .....S#... ...#...... ....##.... .#.....#.. ....#..... ..#....... ...#...... .......... .#...#.... G.#..#...#
output:
3 LEFT FORWARD IF-OPEN 2
result:
ok correct answer!
Test #7:
score: 0
Accepted
time: 4ms
memory: 3720kb
input:
7 9 .##S.#..# ......... ......... ...#...## ###..#### ........# .....##G#
output:
3 RIGHT FORWARD IF-OPEN 2
result:
ok correct answer!
Test #8:
score: 0
Accepted
time: 3ms
memory: 3792kb
input:
3 9 ..#.#.#S# #...#...# .G....#.#
output:
3 FORWARD RIGHT FORWARD
result:
ok correct answer!
Test #9:
score: 0
Accepted
time: 1ms
memory: 3880kb
input:
4 5 #S... ..#.. .#..# .#.G#
output:
3 RIGHT FORWARD FORWARD
result:
ok correct answer!
Test #10:
score: 0
Accepted
time: 1ms
memory: 3828kb
input:
6 8 ..S..#.# ...#...# ....#..# #.#.##.. .......# .#..#G.#
output:
4 FORWARD LEFT FORWARD RIGHT
result:
ok correct answer!
Test #11:
score: 0
Accepted
time: 3ms
memory: 3740kb
input:
9 10 S......... .#..#....# ........#. .......... .....#.#.. .#...#.... #..#.##.#. ..#..#...# ..#.#....G
output:
4 LEFT FORWARD RIGHT FORWARD
result:
ok correct answer!
Test #12:
score: 0
Accepted
time: 1ms
memory: 3784kb
input:
10 4 #.S. .#.# ##.# ##.. .#.. #... #.## ..#. .#.. G.##
output:
4 FORWARD RIGHT FORWARD LEFT
result:
ok correct answer!
Test #13:
score: 0
Accepted
time: 0ms
memory: 3740kb
input:
9 9 #..#...S# .#...##.# .....##.. ..#..#... ..#..#..# .#..#.#.# .###..... ..#.#.##. G#....#.#
output:
4 RIGHT FORWARD LEFT FORWARD
result:
ok correct answer!
Test #14:
score: 0
Accepted
time: 5ms
memory: 3824kb
input:
7 3 .S# #.. ..# ... ..# .#. .G.
output:
4 FORWARD FORWARD FORWARD LEFT
result:
ok correct answer!
Test #15:
score: 0
Accepted
time: 4ms
memory: 3792kb
input:
6 6 ..#S.. #.#.#. .....# #.#... ..#... ..G##.
output:
4 FORWARD FORWARD LEFT FORWARD
result:
ok correct answer!
Test #16:
score: 0
Accepted
time: 4ms
memory: 3716kb
input:
6 8 ....#S.. ......#. ..##..#. ###.#.## ..#...#. ##.G#..#
output:
4 FORWARD FORWARD RIGHT FORWARD
result:
ok correct answer!
Test #17:
score: 0
Accepted
time: 2ms
memory: 3620kb
input:
10 8 #..S.### .#....## .#...... ....#.#. #...#..# ........ ....#.## ...#.### .#.#...# .#...G.#
output:
4 FORWARD LEFT FORWARD IF-OPEN 3
result:
ok correct answer!
Test #18:
score: 0
Accepted
time: 4ms
memory: 3680kb
input:
7 6 ...##S #..... ....#. ...#.# ....#. #..... .....G
output:
4 FORWARD RIGHT FORWARD IF-OPEN 3
result:
ok correct answer!
Test #19:
score: 0
Accepted
time: 2ms
memory: 3620kb
input:
4 8 .##..S.. #.###..# .#...#.. ...#G...
output:
4 RIGHT FORWARD FORWARD FORWARD
result:
ok correct answer!
Test #20:
score: 0
Accepted
time: 2ms
memory: 3744kb
input:
3 10 ##.......S ####.####. ...#..G##.
output:
4 RIGHT FORWARD LEFT IF-OPEN 2
result:
ok correct answer!
Test #21:
score: 0
Accepted
time: 1ms
memory: 3740kb
input:
2 7 .#S.### .#.G..#
output:
2 LEFT FORWARD
result:
ok correct answer!
Test #22:
score: 0
Accepted
time: 2ms
memory: 3776kb
input:
2 7 .S#.#.# G#.##.#
output:
2 LEFT FORWARD
result:
ok correct answer!
Test #23:
score: 0
Accepted
time: 2ms
memory: 3808kb
input:
2 4 ...S ##G#
output:
2 LEFT FORWARD
result:
ok correct answer!
Test #24:
score: 0
Accepted
time: 3ms
memory: 3792kb
input:
2 7 S...... .G.....
output:
2 LEFT FORWARD
result:
ok correct answer!
Test #25:
score: 0
Accepted
time: 3ms
memory: 3832kb
input:
2 3 #S# ..G
output:
2 LEFT FORWARD
result:
ok correct answer!
Test #26:
score: 0
Accepted
time: 1ms
memory: 3780kb
input:
2 4 #.S# #G##
output:
2 LEFT FORWARD
result:
ok correct answer!
Test #27:
score: 0
Accepted
time: 1ms
memory: 3832kb
input:
3 6 .#S### #....# #G.#..
output:
2 LEFT FORWARD
result:
ok correct answer!
Test #28:
score: 0
Accepted
time: 3ms
memory: 3676kb
input:
2 4 S.#. #G##
output:
2 FORWARD RIGHT
result:
ok correct answer!
Test #29:
score: 0
Accepted
time: 3ms
memory: 3620kb
input:
2 5 ##..S ...G.
output:
2 LEFT FORWARD
result:
ok correct answer!
Test #30:
score: 0
Accepted
time: 3ms
memory: 3620kb
input:
2 9 #S###.... G..##..##
output:
2 FORWARD RIGHT
result:
ok correct answer!
Test #31:
score: 0
Accepted
time: 3ms
memory: 3684kb
input:
6 10 ....S...## .#...#.... .......... .#.#...#.. ...#.##... .G#...#...
output:
3 LEFT FORWARD IF-OPEN 2
result:
ok correct answer!
Test #32:
score: 0
Accepted
time: 3ms
memory: 3672kb
input:
3 3 S.. ##. ##G
output:
3 FORWARD FORWARD RIGHT
result:
ok correct answer!
Test #33:
score: 0
Accepted
time: 0ms
memory: 3828kb
input:
5 5 ..S.. .##.. .#### ..#.. G.#.#
output:
3 LEFT FORWARD IF-OPEN 2
result:
ok correct answer!
Test #34:
score: 0
Accepted
time: 0ms
memory: 3744kb
input:
4 6 S#.... ....#. #..... #...G.
output:
3 LEFT FORWARD FORWARD
result:
ok correct answer!
Test #35:
score: 0
Accepted
time: 1ms
memory: 3792kb
input:
3 6 .#..S# ..#..# .##G.#
output:
3 FORWARD FORWARD RIGHT
result:
ok correct answer!
Test #36:
score: 0
Accepted
time: 0ms
memory: 3828kb
input:
4 3 ..S .#. ..# G..
output:
3 LEFT FORWARD FORWARD
result:
ok correct answer!
Test #37:
score: 0
Accepted
time: 3ms
memory: 3744kb
input:
5 3 S.. ##. ... ... .G.
output:
3 FORWARD FORWARD RIGHT
result:
ok correct answer!
Test #38:
score: 0
Accepted
time: 3ms
memory: 3676kb
input:
8 2 .S .. .. .. .. .. .# G.
output:
3 LEFT FORWARD IF-OPEN 2
result:
ok correct answer!
Test #39:
score: 0
Accepted
time: 1ms
memory: 3832kb
input:
3 7 ...#..S #.#.... ....G..
output:
3 LEFT FORWARD FORWARD
result:
ok correct answer!
Test #40:
score: 0
Accepted
time: 2ms
memory: 3836kb
input:
3 9 #......S. ...#.#... .G.#.#...
output:
3 LEFT FORWARD IF-OPEN 2
result:
ok correct answer!
Test #41:
score: 0
Accepted
time: 0ms
memory: 3816kb
input:
2 9 .##..S... ##..##G.#
output:
4 LEFT LEFT FORWARD LEFT
result:
ok correct answer!
Test #42:
score: 0
Accepted
time: 3ms
memory: 3792kb
input:
4 6 S..#.# ..#... ...... ..#G#.
output:
4 LEFT FORWARD RIGHT FORWARD
result:
ok correct answer!
Test #43:
score: 0
Accepted
time: 0ms
memory: 3688kb
input:
4 9 #..##S..# ##..#...# #.......# ####.#G##
output:
4 LEFT LEFT FORWARD IF-OPEN 2
result:
ok correct answer!
Test #44:
score: 0
Accepted
time: 1ms
memory: 3736kb
input:
3 8 ....S... .....#.. ..#G#...
output:
4 FORWARD RIGHT FORWARD LEFT
result:
ok correct answer!
Test #45:
score: 0
Accepted
time: 3ms
memory: 3736kb
input:
4 9 .#.S##### ..#.###.. .#....#.# .####.G.#
output:
4 LEFT FORWARD RIGHT FORWARD
result:
ok correct answer!
Test #46:
score: 0
Accepted
time: 3ms
memory: 3752kb
input:
4 3 ..S ... ... #G#
output:
4 LEFT LEFT FORWARD IF-OPEN 2
result:
ok correct answer!
Test #47:
score: 0
Accepted
time: 3ms
memory: 3812kb
input:
2 7 #...S.. ..#G##.
output:
4 LEFT LEFT FORWARD RIGHT
result:
ok correct answer!
Test #48:
score: 0
Accepted
time: 4ms
memory: 3688kb
input:
5 6 ...S.. ...#.. ...#.. ...#.# #G..#.
output:
4 RIGHT FORWARD IF-OPEN 1 RIGHT
result:
ok correct answer!
Test #49:
score: 0
Accepted
time: 0ms
memory: 3740kb
input:
4 8 .#...#.S ..###... ........ ....G..#
output:
4 LEFT LEFT FORWARD IF-OPEN 2
result:
ok correct answer!
Test #50:
score: 0
Accepted
time: 3ms
memory: 3880kb
input:
3 4 #S.. ##.. .#G#
output:
4 LEFT FORWARD RIGHT IF-OPEN 2
result:
ok correct answer!
Test #51:
score: 0
Accepted
time: 3ms
memory: 3832kb
input:
4 6 #.S.#. #..#.. ..#... ..G##.
output:
3 LEFT FORWARD IF-OPEN 2
result:
ok correct answer!
Test #52:
score: 0
Accepted
time: 4ms
memory: 3884kb
input:
4 5 #..S. #.#.. ..#.. G#..#
output:
4 RIGHT FORWARD LEFT FORWARD
result:
ok correct answer!
Test #53:
score: 0
Accepted
time: 5ms
memory: 3828kb
input:
5 5 #.#S# #...# ##.## ##..# .##.G
output:
5 LEFT IF-OPEN 5 RIGHT GOTO 2 FORWARD
result:
ok correct answer!
Test #54:
score: 0
Accepted
time: 3ms
memory: 3740kb
input:
5 6 ##S..# ...#.. ...#.# ...#.. ..#G.#
output:
3 RIGHT FORWARD IF-OPEN 2
result:
ok correct answer!
Test #55:
score: 0
Accepted
time: 2ms
memory: 3828kb
input:
6 4 ...S ..#. .... .... .... G...
output:
3 LEFT FORWARD IF-OPEN 2
result:
ok correct answer!
Test #56:
score: 0
Accepted
time: 2ms
memory: 3712kb
input:
5 6 ....S. ...... ...... ....#. ....G.
output:
3 LEFT FORWARD IF-OPEN 2
result:
ok correct answer!
Test #57:
score: 0
Accepted
time: 3ms
memory: 3736kb
input:
4 5 S###. .#### .#### ..G##
output:
3 LEFT FORWARD IF-OPEN 2
result:
ok correct answer!
Test #58:
score: 0
Accepted
time: 3ms
memory: 3832kb
input:
6 5 ...S. ...#. .#... ..##. .##.. .G#..
output:
3 LEFT FORWARD IF-OPEN 2
result:
ok correct answer!
Test #59:
score: 0
Accepted
time: 3ms
memory: 3748kb
input:
5 4 ..S. #... .#.. ..#. G...
output:
3 FORWARD IF-OPEN 1 RIGHT
result:
ok correct answer!
Test #60:
score: 0
Accepted
time: 0ms
memory: 3624kb
input:
5 5 ..#S# .#..# ....# ..#.# ###G.
output:
1 FORWARD
result:
ok correct answer!
Test #61:
score: 0
Accepted
time: 2ms
memory: 3812kb
input:
10 10 #...S..#.. ..#...#... ..#.#.#... ...#....## ##.....#.# .....#.##. .....#...# ...###.... ..#.#..... .#.#....#G
output:
4 LEFT FORWARD RIGHT FORWARD
result:
ok correct answer!
Test #62:
score: 0
Accepted
time: 2ms
memory: 3776kb
input:
10 10 .#..S#...# .....#.... ...#...#.# .##..#.... #....###.# ........## ...#..#... ##.#....## ...#....#. #.#G...#.#
output:
3 FORWARD IF-OPEN 1 RIGHT
result:
ok correct answer!
Test #63:
score: 0
Accepted
time: 0ms
memory: 3752kb
input:
10 10 .......S.. .......... .......... .......... ........#. .......... .......... .......... .......... ........G.
output:
3 LEFT FORWARD IF-OPEN 2
result:
ok correct answer!
Test #64:
score: 0
Accepted
time: 6ms
memory: 3752kb
input:
10 10 ....#S.#.# .#....#... .....#..#. ....#..#.. .#.....#.# .......### #....#.#.. .......... .#.#.##... #....G.#..
output:
5 LEFT IF-OPEN 5 RIGHT GOTO 2 FORWARD
result:
ok correct answer!
Test #65:
score: 0
Accepted
time: 9ms
memory: 3812kb
input:
10 10 #...#..#.S .##..#.... ..###.#... ##.##.##.. #.#..##..# .##.##...# ..#.##..#. ...#...##. .#.#....## #.##..G##.
output:
5 LEFT IF-OPEN 5 RIGHT GOTO 2 FORWARD
result:
ok correct answer!
Test #66:
score: 0
Accepted
time: 3ms
memory: 3828kb
input:
10 10 .........S .......... ..#....... .......... .....#.... .#........ .......... .......... .......#.. .G.......#
output:
3 LEFT FORWARD IF-OPEN 2
result:
ok correct answer!
Test #67:
score: 0
Accepted
time: 8ms
memory: 3812kb
input:
10 10 .....#...S ...#....#. ......#.## ..#......# #.#.##.#.. ..#.##.#.. .......#.. #...#..... #.#....#.. .#...#..#G
output:
5 LEFT IF-OPEN 5 RIGHT GOTO 2 FORWARD
result:
ok correct answer!
Test #68:
score: 0
Accepted
time: 4ms
memory: 3888kb
input:
10 10 ......S... .......... .......... .......... .......... ...#....#. .......... #.....#... .......... .....#G...
output:
3 FORWARD IF-OPEN 1 RIGHT
result:
ok correct answer!
Test #69:
score: 0
Accepted
time: 4ms
memory: 3676kb
input:
10 10 ......##S. ........#. ....###... ....#.#..# .##....#.# .....#.... .....#.... ..##...... ....#.#.#. .#....G...
output:
5 LEFT IF-OPEN 5 RIGHT GOTO 2 FORWARD
result:
ok correct answer!
Test #70:
score: 0
Accepted
time: 6ms
memory: 3888kb
input:
10 10 #.S#..#... .......#.# #..##..#.# #...#...#. #.###..##. .....#.#.# #.#..#...# ..##.#.#.# ####..#... ##..G#.#.#
output:
5 LEFT IF-OPEN 5 RIGHT GOTO 2 FORWARD
result:
ok correct answer!
Test #71:
score: 0
Accepted
time: 11ms
memory: 3744kb
input:
10 10 S#...#.... .#.#.#.##. .#.#.#.#.. .#.#.#.#.# .#.#.#.#.. .#.#.#.##. .#.#.#.#.. .#.#.#.#.# .#.#.#.#.. ...#...##G
output:
5 LEFT IF-OPEN 5 RIGHT GOTO 2 FORWARD
result:
ok correct answer!
Test #72:
score: 0
Accepted
time: 2ms
memory: 3692kb
input:
10 10 S#..#...#. .#.....#.. .#.....#.. .........# ##.#.#.#.. .#.#.#.#.. .#.#.#.#.# .#.#.#.#.. .#.#.#.#.. ...#...#.G
output:
3 LEFT FORWARD IF-OPEN 2
result:
ok correct answer!
Test #73:
score: 0
Accepted
time: 2ms
memory: 3736kb
input:
10 10 S.#.#.#.#. #..#.#.#.# .#..#.#.#. #.#..#.#.# .#.#..#.#. #.#.#..#.# .#.#.#..#. #.#.#.#..# .#.#.#.#.. #.#.#.#.#G
output:
4 LEFT FORWARD RIGHT FORWARD
result:
ok correct answer!
Test #74:
score: 0
Accepted
time: 3ms
memory: 3828kb
input:
10 10 S......... .########. .#......#. .#......#. .#......#. .#......#. .#......#. .#......#. .########. .........G
output:
3 LEFT FORWARD IF-OPEN 2
result:
ok correct answer!
Test #75:
score: 0
Accepted
time: 0ms
memory: 3740kb
input:
10 10 S.#....... #.###.#### #......#.# ##.###.... .#.#...#.# ...#####.# .#.#.#...# .#.#...### ##.#####.# .........G
output:
4 LEFT FORWARD RIGHT FORWARD
result:
ok correct answer!
Test #76:
score: 0
Accepted
time: 8ms
memory: 3688kb
input:
10 10 S.#....... #.###.#### #......#.# ##.###.... .#.#...#.# ...#####.# .#.#.#...# .#.#...### ##.#####.# G.........
output:
5 LEFT IF-OPEN 5 RIGHT GOTO 2 FORWARD
result:
ok correct answer!