QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#514767 | #7637. Exactly Three Neighbors | Alex_wcq | AC ✓ | 1164ms | 6500kb | C++14 | 1.1kb | 2024-08-11 10:09:31 | 2024-08-11 10:09:32 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
int n,m=20,p,q,r[70],v[70][70][70],o[70][70][70],c[70][70],s[20],l[3][10];
void dfs(int h,int t){
if(h>m||t*q*2<p*n*h) return;
if(h>=3&&t*q==p*h*n&&o[s[h-1]][s[h]][s[1]]&&o[s[h]][s[1]][s[2]]){
printf("%d %d\n",h,n);
for(int i=1;i<=h;++i){
for(int j=0;j<n;++j) putchar(s[i]&(1<<j)?'#':'.');
puts("");
}
exit(0);
}
int *z=(h<=1)?r:v[s[h-1]][s[h]],y=(h<=1)?(1<<n):c[s[h-1]][s[h]];
random_shuffle(z,z+y);
for(int i=0;i<y;++i) dfs(h+1,t+__builtin_popcount(s[h+1]=z[i]));
}
int main(){
scanf("%d%d",&p,&q);
for(n=1;n<=6;++n){
for(int i=0;i<(1<<n);++i) r[i]=i;
for(int i=0;i<(1<<n);++i)
for(int j=0;j<(1<<n);++j,c[i][j]=0)
for(int k=0;k<(1<<n);++k){
for(int t=0;t<n;++t) l[0][t]=(i&(1<<t))?1:0;
for(int t=0;t<n;++t) l[1][t]=(j&(1<<t))?1:0;
for(int t=0;t<n;++t) l[2][t]=(k&(1<<t))?1:0;
bool f=1;
for(int t=0;t<n;++t){
if(!l[1][t]) continue;
int s=l[1][(t-1+n)%n]+l[1][(t+1)%n]+l[0][t]+l[2][t];
if(s!=3){ f=0; break; }
}
o[i][j][k]=f; if(f) v[i][j][c[i][j]++]=k;
}
dfs(0,0);
}
puts("-1 -1"); return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 0ms
memory: 3784kb
input:
2 3
output:
3 1 # # .
result:
ok good solution
Test #2:
score: 0
Accepted
time: 307ms
memory: 5864kb
input:
1 1
output:
-1 -1
result:
ok no solution
Test #3:
score: 0
Accepted
time: 13ms
memory: 4028kb
input:
3 4
output:
4 4 .##. #### #..# ####
result:
ok good solution
Test #4:
score: 0
Accepted
time: 0ms
memory: 4072kb
input:
3 5
output:
20 1 # # . . # # . . # # . # # . # # . # # .
result:
ok good solution
Test #5:
score: 0
Accepted
time: 155ms
memory: 6188kb
input:
4 5
output:
5 5 .#### ###.# #.### ####. ##.##
result:
ok good solution
Test #6:
score: 0
Accepted
time: 37ms
memory: 5976kb
input:
7 10
output:
20 4 #### ..## #### ##.. #### ..## #### ##.. #### ..## #### ##.. ##.. ##.. #### ..## ..## ..## #### ##..
result:
ok good solution
Test #7:
score: 0
Accepted
time: 93ms
memory: 4032kb
input:
5 7
output:
14 4 ##.. ##.. ##.. #### ..## #### ##.. #### ..## #### ##.. #### ..## ####
result:
ok good solution
Test #8:
score: 0
Accepted
time: 512ms
memory: 6312kb
input:
7 9
output:
18 6 ###.## #.#### ####.. ##.### .##### ###..# #.#### #####. ##..## .##### ####.# #..### #####. ###.## ..#### ####.# ##.### .####.
result:
ok good solution
Test #9:
score: 0
Accepted
time: 0ms
memory: 4084kb
input:
0 1
output:
3 1 . . .
result:
ok good solution
Test #10:
score: 0
Accepted
time: 0ms
memory: 3788kb
input:
1 2
output:
4 1 # # . .
result:
ok good solution
Test #11:
score: 0
Accepted
time: 0ms
memory: 5776kb
input:
1 3
output:
6 1 # # . . . .
result:
ok good solution
Test #12:
score: 0
Accepted
time: 0ms
memory: 6080kb
input:
1 4
output:
8 1 # # . . . . . .
result:
ok good solution
Test #13:
score: 0
Accepted
time: 0ms
memory: 3784kb
input:
1 5
output:
10 1 # # . . . . . . . .
result:
ok good solution
Test #14:
score: 0
Accepted
time: 0ms
memory: 3872kb
input:
1 6
output:
12 1 # # . . . . . . . . . .
result:
ok good solution
Test #15:
score: 0
Accepted
time: 1ms
memory: 6112kb
input:
1 7
output:
14 1 # # . . . . . . . . . . . .
result:
ok good solution
Test #16:
score: 0
Accepted
time: 1ms
memory: 6124kb
input:
1 8
output:
16 1 # # . . . . . . . . . . . . . .
result:
ok good solution
Test #17:
score: 0
Accepted
time: 0ms
memory: 3884kb
input:
1 9
output:
18 1 # # . . . . . . . . . . . . . . . .
result:
ok good solution
Test #18:
score: 0
Accepted
time: 0ms
memory: 3788kb
input:
1 10
output:
20 1 # # . . . . . . . . . . . . . . . . . .
result:
ok good solution
Test #19:
score: 0
Accepted
time: 1ms
memory: 5848kb
input:
2 5
output:
5 1 # # . . .
result:
ok good solution
Test #20:
score: 0
Accepted
time: 0ms
memory: 4036kb
input:
2 7
output:
7 1 # # . . . . .
result:
ok good solution
Test #21:
score: 0
Accepted
time: 0ms
memory: 3788kb
input:
2 9
output:
9 1 # # . . . . . . .
result:
ok good solution
Test #22:
score: 0
Accepted
time: 1ms
memory: 5820kb
input:
3 7
output:
14 1 # # . . . . . # # . # # . .
result:
ok good solution
Test #23:
score: 0
Accepted
time: 1ms
memory: 6116kb
input:
3 8
output:
16 1 # # . . . . . # # . # # . . . .
result:
ok good solution
Test #24:
score: 0
Accepted
time: 0ms
memory: 3784kb
input:
3 10
output:
20 1 # # . . . . . # # . # # . . . . . . . .
result:
ok good solution
Test #25:
score: 0
Accepted
time: 0ms
memory: 4072kb
input:
4 7
output:
14 1 # # . . . # # . # # . # # .
result:
ok good solution
Test #26:
score: 0
Accepted
time: 0ms
memory: 4072kb
input:
4 9
output:
18 1 # # . . . . . # # . # # . . # # . .
result:
ok good solution
Test #27:
score: 0
Accepted
time: 1164ms
memory: 6492kb
input:
5 6
output:
-1 -1
result:
ok no solution
Test #28:
score: 0
Accepted
time: 0ms
memory: 4036kb
input:
5 8
output:
16 1 # # . . # # . # # . # # . # # .
result:
ok good solution
Test #29:
score: 0
Accepted
time: 0ms
memory: 3804kb
input:
5 9
output:
18 1 # # . . . # # . # # . # # . . # # .
result:
ok good solution
Test #30:
score: 0
Accepted
time: 445ms
memory: 6076kb
input:
6 7
output:
-1 -1
result:
ok no solution
Test #31:
score: 0
Accepted
time: 428ms
memory: 6152kb
input:
7 8
output:
-1 -1
result:
ok no solution
Test #32:
score: 0
Accepted
time: 420ms
memory: 6500kb
input:
8 9
output:
-1 -1
result:
ok no solution
Test #33:
score: 0
Accepted
time: 270ms
memory: 6180kb
input:
9 10
output:
-1 -1
result:
ok no solution
Extra Test:
score: 0
Extra Test Passed