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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
#209289#3772. 飞行棋Allen123456hello100315ms7996kbC++111023b2024-08-04 09:03:102024-08-04 12:22:48

answer

#include <bits/stdc++.h>
using namespace std;
#pragma GCC optimize(2)
typedef long long LL;
int n,m,arr[1005][1005],dir[4][2]={
{1,0},
{0,1},
{-1,0},
{0,-1}
};
bool vis[1005][1005];
struct nd{
    int x,y,dis;
};
bool B(int x,int y){return ((x>=1)&&(x<=n)&&(y>=1)&&(y<=m));}
int bfs(int x,int y){
    vis[x][y]=1;
    queue<nd> apple;
    apple.push({x,y,0});
    nd cur;
    int tx,ty;
    while (!apple.empty()){
        cur=apple.front();apple.pop();
        if ((cur.x==n)&&(cur.y==m)){return cur.dis;}
        for (int i=0;i<4;++i){
            tx=cur.x+(dir[i][0]*arr[cur.x][cur.y]);
            ty=cur.y+(dir[i][1]*arr[cur.x][cur.y]);
            if (B(tx,ty)){if (!vis[tx][ty]){vis[tx][ty]=1;apple.push({tx,ty,cur.dis+1});}}
        }
    }
    return -1;
}
int main(){
    scanf("%d%d",&n,&m);
    for (int i=1;i<=n;++i){for (int j=1;j<=m;++j){scanf("%d",arr[i]+j);}}
    int ans=bfs(1,1);
    if (!(~ans)){puts("No Solution");return 0;}
    printf("%d",ans);
    return 0;
}

详细

小提示:点击横条可展开更详细的信息

Subtask #1:

score: 60
Accepted

Test #1:

score: 60
Accepted
time: 0ms
memory: 1228kb

input:

3 3
2 2 3
1 2 3
3 1 1

output:

No Solution

result:

ok 2 tokens

Test #2:

score: 0
Accepted
time: 0ms
memory: 1252kb

input:

7 3
3 3 3
5 4 7
6 7 7
6 1 3
3 4 2
1 1 4
5 1 6

output:

No Solution

result:

ok 2 tokens

Test #3:

score: 0
Accepted
time: 1ms
memory: 1260kb

input:

8 3
4 2 3
4 2 2
6 3 4
5 5 4
3 6 1
2 1 7
6 2 5
1 8 7

output:

No Solution

result:

ok 2 tokens

Test #4:

score: 0
Accepted
time: 0ms
memory: 1276kb

input:

8 6
1 1 5 5 1 7
2 1 8 8 2 8
5 3 2 5 3 2
3 4 1 2 6 2
4 4 8 7 3 3
7 2 3 7 5 3
4 1 5 7 4 8
4 7 3 3 3 2

output:

7

result:

ok "7"

Test #5:

score: 0
Accepted
time: 0ms
memory: 1268kb

input:

7 9
8 1 4 5 7 7 7 4 4
2 7 6 4 8 6 8 3 6
1 9 1 8 5 5 4 8 6
5 9 1 2 4 8 3 7 1
4 9 9 6 1 5 1 4 2
4 1 8 ...

output:

3

result:

ok "3"

Test #6:

score: 0
Accepted
time: 0ms
memory: 1284kb

input:

10 10
7 1 6 8 6 5 5 7 9 9
6 7 7 3 8 3 10 1 8 4
5 10 2 2 10 5 8 3 5 5
7 8 4 6 9 8 3 8 9 5
5 9 3 6 10 ...

output:

6

result:

ok "6"

Subtask #2:

score: 20
Accepted

Test #7:

score: 20
Accepted
time: 0ms
memory: 1760kb

input:

100 100
43 1 34 53 74 81 44 67 8 26 89 21 71 5 95 44 26 63 36 12 14 42 95 96 73 47 96 45 35 55 20 36...

output:

11

result:

ok "11"

Test #8:

score: 0
Accepted
time: 0ms
memory: 1764kb

input:

100 100
59 76 51 65 79 47 38 99 30 54 49 42 61 100 84 98 44 53 22 63 55 11 33 1 52 5 35 20 32 76 24 ...

output:

13

result:

ok "13"

Subtask #3:

score: 20
Accepted

Test #9:

score: 20
Accepted
time: 153ms
memory: 7996kb

input:

1000 1000
692 456 53 655 421 246 495 194 6 409 970 582 974 324 530 571 812 897 729 734 306 180 41 41...

output:

19

result:

ok "19"

Test #10:

score: 0
Accepted
time: 161ms
memory: 5148kb

input:

1000 1000
1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 ...

output:

No Solution

result:

ok 2 tokens

Extra Test:

score: 0
Extra Test Passed