QOJ.ac

QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#112879#6314. 过河卒myee95 818ms139244kbC++113.3kb2023-06-15 07:20:352023-06-15 07:20:39

Judging History

你现在查看的是最新测评结果

  • [2023-08-10 23:21:45]
  • System Update: QOJ starts to keep a history of the judgings of all the submissions.
  • [2023-06-15 07:20:39]
  • 评测
  • 测评结果:95
  • 用时:818ms
  • 内存:139244kb
  • [2023-06-15 07:20:35]
  • 提交

answer

#include <bits/stdc++.h>
typedef long long llt;
typedef unsigned uint;typedef unsigned long long ullt;
typedef bool bol;typedef char chr;typedef void voi;
typedef double dbl;
template<typename T>bol _max(T&a,T b){return a<b?(a=b,true):false;}
template<typename T>bol _min(T&a,T b){return b<a?(a=b,true):false;}
struct state{
    uint now,x[3],y[3]; // 0=red 1=black; 0 is zu, 1,2 is shuai
    state():now(0),x{0,0,0},y{0,0,0}{}
    state(uint v):now(v/1000000),x{v/100000%10,v/10000%10,v/1000%10},y{v/100%10,v/10%10,v%10}{}
    uint hash(){return now*1000000+x[0]*100000+x[1]*10000+x[2]*1000+y[0]*100+y[1]*10+y[2];}
};
uint n,m,Tid;
chr C[15][15];
std::vector<uint>Back[2000005];
uint Deg[2000005];
bol Gone[2000005],CanGo[15][15];
const uint Ezu[3][2]={{0,1},{0,-1u},{-1u,0}};
const uint Eshuai[4][2]={{0,1},{0,-1u},{-1u,0},{1,0}};
voi dfs(uint p){
    if(Gone[p])return;
    Gone[p]=1;
    state S(p);if(!S.x[0])return;
    for(uint j=1;j<=2;j++)if(S.x[0]==S.x[j]&&S.y[0]==S.y[j])return;
    if(S.now)for(auto e:Ezu){
        uint u=S.x[0]+e[0],v=S.y[0]+e[1];
        if(u==-1u||v==-1u||u==n||v==m||!CanGo[u][v])continue;
        // if((u==S.x[1]&&v==S.y[1])||(u==S.x[2]&&v==S.y[2]))continue;
        state S2=S;S2.x[0]=u,S2.y[0]=v,S2.now=0;
        uint w=S2.hash();Back[w].push_back(p);dfs(w);
        Deg[p]++;
    }
    else for(uint o=1;o<=2;o++)for(auto e:Eshuai){
        uint u=S.x[o]+e[0],v=S.y[o]+e[1];
        if(u==-1u||v==-1u||u==n||v==m||!CanGo[u][v])continue;
        // if((u==S.x[0]&&v==S.y[0])||(u==S.x[o^3]&&v==S.y[o^3]))continue;
        if(u==S.x[o^3]&&v==S.y[o^3])continue;
        state S2=S;S2.x[o]=u,S2.y[o]=v,S2.now=1;
        uint w=S2.hash();Back[w].push_back(p);dfs(w);
        Deg[p]++;
    }
}
bol HaveAns[2000005];
bol WinOrLose[2000005];
uint Steps[2000005];
voi Output(uint e){
    state S(e);
    puts(S.now?"Now:X":"Now:O");
    for(uint i=0;i<3;i++)printf("(%u,%u)",S.x[i],S.y[i]);
    puts("");
}
voi bfs(){
    std::queue<uint>Q;
    for(uint i=0;i<2000000;i++)if(Gone[i]){
        HaveAns[i]=WinOrLose[i]=false,Steps[i]=0;
        if(!Deg[i])
            Q.push(i),HaveAns[i]=1;
    }
    while(Q.size()){
        uint p=Q.front();Q.pop();
        for(auto s:Back[p])if(!WinOrLose[s]){
            HaveAns[s]=WinOrLose[s]=1,Steps[s]=Steps[p]+1;
            for(auto s2:Back[s])if(!WinOrLose[s2]){
                Steps[s2]=Steps[s]+1;
                if(!--Deg[s2])HaveAns[s2]=1,Q.push(s2);
            }
        }
    }
}
voi solve(){
    scanf("%u%u",&n,&m);
    for(uint i=0;i<n;i++)scanf("%s",C[i]);
    for(uint i=0;i<2000000;i++)Gone[i]=0,Deg[i]=0,Back[i].clear();
    state S0;
    for(uint i=0,c=1;i<n;i++)for(uint j=0;j<m;j++){
        CanGo[i][j]=C[i][j]!='#';
        if(C[i][j]=='X')S0.x[0]=i,S0.y[0]=j;
        else if(C[i][j]=='O')S0.x[c]=i,S0.y[c]=j,c++;
    }
    uint h=S0.hash();
    dfs(h);
    bfs();
    if(HaveAns[h]){
        if(WinOrLose[h])
            printf("Red %u\n",Steps[h]);
        else
            printf("Black %u\n",Steps[h]);
    }
    else puts("Tie");
}
int main()
{
#ifdef MYEE
    freopen("QAQ.in","r",stdin);
    freopen("QAQ.out","w",stdout);
#else
#endif
    uint t;scanf("%u%u",&Tid,&t);
    while(t--)solve();
    return 0;
}

/*

g++ zu.cpp -o zu -std=c++14 -Wall -fsanitize=address,undefined -DMYEE

*/

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 5
Accepted
time: 196ms
memory: 100872kb

input:

1 10
10 10
.#......#.
..#....#..
#..#..#..#
..#.O..#..
.#......#.
...####...
##..X...##
..........
.##.O####.
..........
10 10
.##..##...
.....##...
..X#.#....
#........#
..#.#.#...
.#...#.#..
#..#.#.#..
..#..#.#.#
...##O#...
..##O#.#..
4 1
O
O
#
X
10 10
.##.....##
...#....##
.#.#...#..
.O###.....
#...

output:

Tie
Black 0
Black 0
Tie
Black 0
Tie
Black 0
Black 0
Tie
Tie

result:

ok 10 lines

Test #2:

score: 5
Accepted
time: 339ms
memory: 107104kb

input:

2 10
10 10
.#.####..#
.##..#####
##.###X###
#....####.
.#.#######
#.#O###.##
..##.####.
..########
##########
##O#.#.###
10 10
..#.###.##
......#..#
....#O....
#..#.....#
...#.#####
.....#..#.
..#.....#O
X#....###.
#.....##..
.#..##....
10 10
.......##.
.O##...##.
..#.......
####..O...
....#...##
.....

output:

Black 0
Tie
Tie
Black 0
Black 0
Tie
Black 0
Tie
Tie
Black 0

result:

ok 10 lines

Test #3:

score: 5
Accepted
time: 75ms
memory: 81328kb

input:

3 10
10 10
##.#######
###..###OO
##X####.##
...#######
#..###...#
##...#####
##..#.####
..##..##.#
###..#.#.#
#.###..##.
10 10
.##..##...
.....##...
..X#.#....
#........#
..#.#.#...
.#...#.#..
#..#.#.#..
..#..#.#.#
...##O#...
..##O#.#..
10 10
..........
.X........
..........
..........
..#.......
.....

output:

Black 0
Black 0
Black 0
Black 0
Black 0
Tie
Tie
Tie
Tie
Tie

result:

ok 10 lines

Test #4:

score: 5
Accepted
time: 132ms
memory: 86764kb

input:

4 10
10 10
.#......#.
..#....#..
#..#..#..#
..#.O..#..
.#......#.
...####...
##..X...##
..........
.##.O####.
..........
10 10
...#.##...
..####.##.
###.######
.####O#.X#
...####..#
.##O#..#.#
##.#..###.
#.#.#....#
.#.#####.#
.##.#.#.##
3 2
OO
##
#X
10 10
.##.##...#
..##..#.#O
.#O#.#...#
#.#.#..##.
...

output:

Tie
Black 0
Black 0
Black 0
Black 0
Black 0
Tie
Tie
Tie
Tie

result:

ok 10 lines

Test #5:

score: 5
Accepted
time: 116ms
memory: 76192kb

input:

5 10
10 10
..........
....O.....
..........
...X......
..........
..........
..........
..........
##########
.......O..
10 10
..........
..O.......
..........
..........
..........
X.........
..........
..........
##########
.......O..
10 1
.
.
.
O
.
.
.
X
#
O
10 1
O
.
.
.
.
.
.
X
#
O
10 10
..........

output:

Red 9
Red 21
Black 12
Red 7
Black 8
Red 23
Black 14
Red 25
Red 23
Red 1

result:

ok 10 lines

Test #6:

score: 5
Accepted
time: 99ms
memory: 76592kb

input:

6 10
10 10
.....O....
..........
..........
..........
..........
.X........
..........
..........
##########
...O......
10 1
O
.
.
.
.
.
.
X
#
O
10 10
..........
..O.......
..........
..........
..........
X.........
..........
..........
##########
.......O..
10 10
..........
.....O....
.............

output:

Red 17
Red 7
Red 21
Red 17
Black 2
Black 12
Black 6
Red 25
Red 23
Black 10

result:

ok 10 lines

Test #7:

score: 5
Accepted
time: 55ms
memory: 71496kb

input:

7 10
10 1
.
O
#
.
.
X
.
#
.
O
10 1
O
.
.
.
.
.
.
X
.
O
10 1
.
.
#
O
O
#
#
.
.
X
5 1
O
O
.
X
.
10 1
O
#
.
.
.
.
.
X
.
O
9 1
O
#
O
.
.
.
.
.
X
10 1
.
.
.
.
X
O
.
#
.
O
10 1
O
O
.
#
.
.
.
.
.
X
10 1
.
.
.
.
.
.
X
.
O
O
10 1
O
.
.
.
#
X
#
O
.
.

output:

Red 5
Red 7
Black 0
Black 2
Red 11
Black 10
Red 1
Red 11
Black 12
Red 1

result:

ok 10 lines

Test #8:

score: 5
Accepted
time: 44ms
memory: 71144kb

input:

8 10
10 1
.
.
#
.
X
#
.
O
#
O
10 1
.
O
O
.
X
.
.
.
.
.
10 1
O
O
.
.
.
.
.
.
.
X
5 1
.
#
O
X
O
10 1
O
#
.
.
.
.
X
.
.
O
9 1
O
#
O
.
.
.
.
X
.
10 1
#
.
.
.
X
O
.
#
.
O
10 1
O
O
#
#
.
.
.
.
.
X
10 1
#
.
.
.
.
.
X
.
O
O
10 1
.
#
O
.
#
O
.
X
#
.

output:

Red 3
Red 3
Red 9
Red 1
Red 9
Red 5
Red 1
Black 0
Red 11
Red 3

result:

ok 10 lines

Test #9:

score: 5
Accepted
time: 41ms
memory: 71832kb

input:

9 10
10 1
#
O
#
.
.
X
.
#
.
O
10 1
O
.
.
.
X
.
.
.
.
O
10 1
.
.
#
O
O
.
#
.
.
X
5 1
O
O
.
X
.
10 1
O
#
.
#
.
.
.
X
.
O
9 1
O
.
#
O
.
.
.
X
.
10 1
.
.
.
.
X
O
.
.
.
O
10 1
O
O
.
#
#
.
.
.
.
X
10 1
.
.
.
.
X
.
#
.
O
O
10 1
.
#
O
#
O
.
.
X
#
.

output:

Red 5
Red 5
Red 5
Black 2
Red 7
Red 5
Red 1
Red 9
Black 8
Red 3

result:

ok 10 lines

Test #10:

score: 5
Accepted
time: 439ms
memory: 117132kb

input:

10 10
10 10
.###..###.
.....O...#
.##.#.....
..##.##.X#
##......#.
#...#.....
....##...#
..#..O##.#
#..#.##...
.....##.#.
10 10
#...##..#.
#......##.
..##....#.
#.#.##..#O
.O...#.##.
.....##.X.
.###......
....#.#.#.
.......##.
###...##.#
10 10
#.#.......
..##..##..
..##.#X..O
....#.....
#..#....#.
#...

output:

Red 7
Red 5
Red 3
Black 2
Red 9
Tie
Tie
Red 9
Red 9
Red 7

result:

ok 10 lines

Test #11:

score: 5
Accepted
time: 818ms
memory: 134744kb

input:

11 10
10 10
...#.....#
..#.......
##.##.###.
##...#.##X
.....#...#
...#.#.O.#
..#...#...
.....#....
......#..#
#...#...O#
10 10
..###O#O#.
.#.###.##.
##..#..#..
....#X....
........##
........##
#...##....
...#..###.
........#.
..#...#.#.
10 10
######...#
O.X.O####.
#.#.#.#...
#.......#.
...##...#.
....

output:

Black 8
Black 0
Black 2
Tie
Tie
Red 9
Tie
Red 9
Red 9
Red 1

result:

ok 10 lines

Test #12:

score: 5
Accepted
time: 663ms
memory: 139244kb

input:

12 10
10 10
##..##..O.
.#........
.#.......#
..........
#.........
.XO##.....
#.........
..........
..........
..........
5 6
#.####
#.####
#.OO##
#X####
######
10 10
....######
.#########
O...##.###
.#########
....######
####....#.
####.####.
####.O..#.
#######.#.
####....#X
10 10
..........
.........

output:

Red 1
Black 2
Red 9
Tie
Red 9
Black 6
Tie
Tie
Red 3
Tie

result:

ok 10 lines

Test #13:

score: 5
Accepted
time: 519ms
memory: 116964kb

input:

13 10
10 10
.##...#...
.#####..##
#..#..#..#
#........#
#...#.#.#.
....#.....
..#####...
....#..#..
..##O#....
.X...O##.#
10 10
.##......#
..#..##..O
...#.##...
##..#O..##
..#...#...
###.....#X
..#.......
.##.#.#...
.#.#.#..#.
#......#.#
10 10
.........#
..........
O.........
..........
....O.....
....

output:

Black 6
Red 9
Red 9
Red 9
Black 8
Tie
Red 7
Red 7
Tie
Tie

result:

ok 10 lines

Test #14:

score: 0
Time Limit Exceeded

input:

14 10
10 10
.......O..
..........
..........
O.........
..........
..........
..........
..........
.......X..
..........
10 10
.##...#...
.#####..##
...#..##.#
#........#
#...#.#.#.
....#.....
..#####...
....#..#..
..##O#....
.X...O##.#
10 10
.#..O...#.
...####...
##.X....##
..........
.#.O..#...
....

output:


result:


Test #15:

score: 5
Accepted
time: 418ms
memory: 112712kb

input:

15 10
10 10
.########O
.........#
########.#
.........#
.#########
..........
#########.
..........
.#########
.......O.X
10 10
.##...#...
.#####..##
...#..##.#
#........#
#...#.#.#.
....#.....
..#####...
....#..#..
..##O#....
.X...O##.#
10 8
####....
...#..#.
.###..#.
...#.O#.
##.#..#.
...####.
.##...

output:

Black 102
Black 6
Red 13
Red 9
Tie
Red 63
Red 93
Red 139
Red 45
Black 44

result:

ok 10 lines

Test #16:

score: 5
Accepted
time: 216ms
memory: 97140kb

input:

16 10
10 10
....######
.#########
O...##.###
.#########
....######
####....#.
####.####.
####.O..#.
#######.#.
####....#X
10 10
.#..O...#.
...####...
##.X....##
..........
.#.O..#...
.#....#...
.#....#...
..####....
..........
..........
10 10
O#########
#..#..#...
..#..#..##
.#..#..#..
...#..#..#
....

output:

Red 9
Tie
Black 50
Red 333
Red 41
Black 6
Red 133
Black 24
Red 111
Red 101

result:

ok 10 lines

Test #17:

score: 5
Accepted
time: 625ms
memory: 132584kb

input:

17 10
10 10
##########
..........
..........
..########
..........
#########.
.O........
..........
#.........
O#X.......
10 10
.##...#...
.#####..##
...#..##.#
#........#
#...#.#.#.
....#.....
..#####...
....#..#..
..##O#....
.X...O##.#
10 10
#.......O.
..#.......
...##.##..
..........
..........
....

output:

Black 60
Black 6
Red 53
Red 35
Tie
Tie
Red 9
Red 65
Tie
Red 63

result:

ok 10 lines

Test #18:

score: 5
Accepted
time: 509ms
memory: 117228kb

input:

18 10
10 10
O.........
#..#..###.
.#.##...#.
..X.......
.####.....
.##...##.#
...#..###.
...###..O#
..#..#....
.......###
10 10
...#.....O
........#.
........X.
..........
...#......
..........
.........#
.....O....
..#.......
..........
10 10
..O.#.....
#.#...#...
...#..###.
....#.....
..#..#..#.
#...

output:

Red 159
Tie
Red 73
Black 36
Black 56
Black 6
Red 15
Black 0
Red 63
Black 2

result:

ok 10 lines

Test #19:

score: 5
Accepted
time: 457ms
memory: 122224kb

input:

19 10
10 10
.....#....
...#.#.#.#
#..#.##.#.
.##.....#.
.#..##.#.#
...#......
#.#.#.##..
##...#O##.
..#.#O....
.#...#..X.
10 10
.O....#...
.####....#
.###...#..
..........
###....##.
....#..##.
.#.#.#....
.##.O#..#.
#..#...#..
...#....X#
10 10
O#########
#..#..#...
..#..#..##
.#..#..#..
...#..#..#
....

output:

Black 6
Red 57
Black 50
Red 11
Tie
Red 129
Red 99
Black 0
Red 111
Red 27

result:

ok 10 lines

Test #20:

score: 5
Accepted
time: 400ms
memory: 112924kb

input:

20 10
10 10
.##.....##
...#....##
.#.#...#..
.O###.....
###.......
......###.
.....#..O.
##........
..#...X...
.##.......
10 10
#...#.##..
.O##.....#
#.#.....#.
.#...#....
....#..#..
.###......
....O##.#.
.#.#.....#
..........
.#.#...X#.
10 10
......###.
..#.#..##.
.#.......#
.#.#..###.
..#.#..#..
#...

output:

Tie
Red 63
Red 61
Red 9
Black 6
Black 0
Tie
Red 333
Red 57
Tie

result:

ok 10 lines