QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#605525 | #9108. Zayin and Obstacles | jiangzhihui# | AC ✓ | 170ms | 12684kb | C++14 | 2.2kb | 2024-10-02 17:41:17 | 2024-10-02 17:41:18 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
const int N=105;
const int dir[6][3]={{1,0,0},{-1,0,0},{0,1,0},{0,-1,0},{0,0,1},{0,0,-1}};
int d[N][N][N];
int n,m;
int sx,sy,sz,tx,ty,tz;
bool check(int x,int y,int z){
return x>=1&&x<=n&&y>=1&&y<=n&&z>=1&&z<=n&&d[x][y][z]==0;
}
void add(int x1,int y1,int z1,int x2,int y2,int z2,int c){
d[x1][y1][z1] += c;
d[x1][y2+1][z1] -= c;
d[x2+1][y1][z1] -= c;
d[x2+1][y2+1][z1] += c;
d[x1][y1][z2+1] -= c;
d[x1][y2+1][z2+1] += c;
d[x2+1][y1][z2+1] += c;
d[x2+1][y2+1][z2+1] -= c;
}
int dis[N][N][N];
struct node{
int x,y,z;
node(int x,int y,int z):x(x),y(y),z(z){}
};
void bfs(){
memset(dis,-1,sizeof dis);
queue<node> que;
que.push(node(sx,sy,sz));
dis[sx][sy][sz]=0;
while(!que.empty()){
node top=que.front();
que.pop();
int ux=top.x,uy=top.y,uz=top.z;
for(int i=0;i<6;i++){
int vx=ux+dir[i][0];
int vy=uy+dir[i][1];
int vz=uz+dir[i][2];
if(check(vx,vy,vz)&&dis[vx][vy][vz]==-1){
dis[vx][vy][vz]=dis[ux][uy][uz]+1;
que.push(node(vx,vy,vz));
}
}
}
cout<<dis[tx][ty][tz]<<'\n';
}
void solve(){
cin>>n>>m;
for(int i=1;i<=n;i++){
for(int j=1;j<=n;j++){
for(int k=1;k<=n;k++){
d[i][j][k]=0;
}
}
}
while(m--){
int a,b,c,d,e,f;
cin>>a>>b>>c>>d>>e>>f;
add(a,b,c,d,e,f,1);
}
cin>>sx>>sy>>sz>>tx>>ty>>tz;
for(int i=1;i<=n;i++){
for(int j=1;j<=n;j++){
for(int k=1;k<=n;k++){
d[i][j][k]+=d[i-1][j][k];
}
}
}
for(int i=1;i<=n;i++){
for(int j=1;j<=n;j++){
for(int k=1;k<=n;k++){
d[i][j][k]+=d[i][j-1][k];
}
}
}
for(int i=1;i<=n;i++){
for(int j=1;j<=n;j++){
for(int k=1;k<=n;k++){
d[i][j][k]+=d[i][j][k-1];
}
}
}
bfs();
}
int main(){
ios::sync_with_stdio(false);
cin.tie(0);
cout.tie(0);
int T;
cin>>T;
while(T--){
solve();
}
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 2ms
memory: 9356kb
input:
3 3 0 1 1 1 3 3 3 3 1 2 1 1 2 3 3 1 1 1 3 3 3 3 3 2 1 1 2 2 3 1 1 2 2 3 2 1 2 2 3 3 2 1 1 1 1 1 3
output:
6 -1 14
result:
ok 3 lines
Test #2:
score: 0
Accepted
time: 15ms
memory: 12684kb
input:
5 19 27 2 1 1 2 18 19 4 2 1 4 19 19 6 1 1 6 18 19 8 2 1 8 19 19 10 1 1 10 18 19 12 2 1 12 19 19 14 1 1 14 18 19 16 2 1 16 19 19 18 1 1 18 18 19 1 1 2 18 19 2 2 1 4 19 19 4 1 1 6 18 19 6 2 1 8 19 19 8 1 1 10 18 19 10 2 1 12 19 19 12 1 1 14 18 19 14 2 1 16 19 19 16 1 1 18 18 19 18 1 2 2 19 19 2 1 2 4 ...
output:
1998 15998 53998 127998 249998
result:
ok 5 lines
Test #3:
score: 0
Accepted
time: 51ms
memory: 12432kb
input:
5 99 147 2 1 1 2 98 99 4 2 1 4 99 99 6 1 1 6 98 99 8 2 1 8 99 99 10 1 1 10 98 99 12 2 1 12 99 99 14 1 1 14 98 99 16 2 1 16 99 99 18 1 1 18 98 99 20 2 1 20 99 99 22 1 1 22 98 99 24 2 1 24 99 99 26 1 1 26 98 99 28 2 1 28 99 99 30 1 1 30 98 99 32 2 1 32 99 99 34 1 1 34 98 99 36 2 1 36 99 99 38 1 1 38 9...
output:
132878 2596 227782 37198 90672
result:
ok 5 lines
Test #4:
score: 0
Accepted
time: 11ms
memory: 12352kb
input:
5 99 1000 2 1 1 2 98 99 4 2 1 4 99 99 6 1 1 6 98 99 8 2 1 8 99 99 10 1 1 10 98 99 12 2 1 12 99 99 14 1 1 14 98 99 16 2 1 16 99 99 18 1 1 18 98 99 20 2 1 20 99 99 22 1 1 22 98 99 24 2 1 24 99 99 26 1 1 26 98 99 28 2 1 28 99 99 30 1 1 30 98 99 32 2 1 32 99 99 34 1 1 34 98 99 36 2 1 36 99 99 38 1 1 38 ...
output:
4998 4998 4998 4998 4998
result:
ok 5 lines
Test #5:
score: 0
Accepted
time: 22ms
memory: 12420kb
input:
5 19 1000 2 1 1 2 18 19 4 2 1 4 19 19 6 1 1 6 18 19 8 2 1 8 19 19 10 1 1 10 18 19 12 2 1 12 19 19 14 1 1 14 18 19 16 2 1 16 19 19 18 1 1 18 18 19 4 13 10 4 19 12 6 5 5 6 6 18 6 16 4 6 18 11 8 6 10 8 17 19 14 10 7 14 17 12 2 4 4 2 5 15 4 5 10 4 7 17 12 1 2 12 2 9 12 8 10 12 18 15 16 19 2 16 19 8 8 1 ...
output:
-1 798 1906 3198 4998
result:
ok 5 lines
Test #6:
score: 0
Accepted
time: 170ms
memory: 12576kb
input:
5 100 0 92 81 37 11 85 14 100 0 16 48 91 61 65 58 100 0 87 25 52 83 7 45 100 0 80 95 16 62 5 80 100 0 33 33 50 48 82 3
output:
108 95 29 172 111
result:
ok 5 lines