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 |
|---|---|---|---|---|---|---|---|---|---|
| #325323 | #7778. Turning Permutation | ZhouShang# | WA | 1ms | 3860kb | C++20 | 1.4kb | 2024-02-11 08:02:15 | 2024-02-11 08:02:16 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
long long inf=1000000000000000001;
long long c[55][55];
long long dp[55];
int pos[55],a[55];
int main(){
int n;
long long k;
cin>>n>>k;
dp[1]=1;
c[0][0]=c[1][0]=c[1][1]=1;
for(int i=2;i<=n;i++){
c[i][0]=1;
for(int j=1;j<=i;j++) c[i][j]=min(inf,c[i-1][j-1]+c[i-1][j]);
}
dp[0]=dp[1]=1;
for(int i=2;i<=n;i++){
for(int j=1;j<=i;j++){
long long val=1;
val*=(dp[j-1]+1)/2;
if(inf/val<(dp[i-j]+1)/2) val=inf;
else val*=(dp[i-j]+1)/2;
if(inf/val<c[i-1][j-1]) val=inf;
else val*=c[i-1][j-1];
dp[i]+=val;
if(dp[i]>inf) dp[i]=inf;
}
}
if(k>dp[n]){
puts("-1");
return 0;
}
long long rest=k;
for(int i=1,p1=-1;i<=n;i++){
for(int j=1;j<=n;j++){
if(pos[j]==0){
if(i!=1&&(j-p1)%2&&(j+1<=n&&pos[j+1]==0||j-1>0&&pos[j-1]==0)) continue;
long long val=1;
int av=n-i;
pos[j]=i;
for(int l=1,cnt=0;l<=n+1;l++){
if(l==n+1||pos[l]){
if(cnt){
if(inf/val<(dp[cnt]+1)/2) val=inf;
else val*=(dp[cnt]+1)/2;
if(inf/val<c[av][cnt]) val=inf;
else val*=c[av][cnt];
}
av-=cnt,cnt=0;
}
else cnt++;
}
//cout<<i<<" "<<j<<" "<<val<<endl;
if(val<rest) rest-=val,pos[j]=0;
else{
if(i==1) p1=j;
break;
}
}
}
}
for(int i=1;i<=n;i++) a[pos[i]]=i;
for(int i=1;i<=n;i++) printf("%d%c",a[i],i==n?'\n':' ');
return 0;
}
详细
Test #1:
score: 100
Accepted
time: 0ms
memory: 3844kb
input:
3 2
output:
2 1 3
result:
ok 3 number(s): "2 1 3"
Test #2:
score: 0
Accepted
time: 0ms
memory: 3604kb
input:
3 5
output:
-1
result:
ok 1 number(s): "-1"
Test #3:
score: 0
Accepted
time: 0ms
memory: 3784kb
input:
4 6
output:
3 1 2 4
result:
ok 4 number(s): "3 1 2 4"
Test #4:
score: 0
Accepted
time: 0ms
memory: 3516kb
input:
4 11
output:
-1
result:
ok 1 number(s): "-1"
Test #5:
score: 0
Accepted
time: 0ms
memory: 3776kb
input:
3 1
output:
1 3 2
result:
ok 3 number(s): "1 3 2"
Test #6:
score: 0
Accepted
time: 0ms
memory: 3524kb
input:
3 10
output:
-1
result:
ok 1 number(s): "-1"
Test #7:
score: 0
Accepted
time: 0ms
memory: 3604kb
input:
3 52
output:
-1
result:
ok 1 number(s): "-1"
Test #8:
score: 0
Accepted
time: 0ms
memory: 3528kb
input:
3 756
output:
-1
result:
ok 1 number(s): "-1"
Test #9:
score: 0
Accepted
time: 0ms
memory: 3664kb
input:
3 7721
output:
-1
result:
ok 1 number(s): "-1"
Test #10:
score: 0
Accepted
time: 0ms
memory: 3768kb
input:
5 1
output:
1 3 2 5 4
result:
ok 5 number(s): "1 3 2 5 4"
Test #11:
score: 0
Accepted
time: 0ms
memory: 3708kb
input:
5 8
output:
2 4 1 3 5
result:
ok 5 number(s): "2 4 1 3 5"
Test #12:
score: 0
Accepted
time: 0ms
memory: 3528kb
input:
5 85
output:
-1
result:
ok 1 number(s): "-1"
Test #13:
score: 0
Accepted
time: 0ms
memory: 3604kb
input:
5 846
output:
-1
result:
ok 1 number(s): "-1"
Test #14:
score: 0
Accepted
time: 0ms
memory: 3596kb
input:
5 6957
output:
-1
result:
ok 1 number(s): "-1"
Test #15:
score: 0
Accepted
time: 0ms
memory: 3712kb
input:
8 1
output:
1 3 2 5 4 7 6 8
result:
ok 8 numbers
Test #16:
score: 0
Accepted
time: 0ms
memory: 3780kb
input:
8 7
output:
1 3 2 5 7 8 4 6
result:
ok 8 numbers
Test #17:
score: 0
Accepted
time: 0ms
memory: 3768kb
input:
8 71
output:
1 3 7 5 4 2 6 8
result:
ok 8 numbers
Test #18:
score: 0
Accepted
time: 0ms
memory: 3748kb
input:
8 863
output:
3 5 7 1 4 2 8 6
result:
ok 8 numbers
Test #19:
score: 0
Accepted
time: 0ms
memory: 3528kb
input:
8 7099
output:
-1
result:
ok 1 number(s): "-1"
Test #20:
score: 0
Accepted
time: 1ms
memory: 3780kb
input:
10 100000
output:
10 8 4 6 9 2 7 3 5 1
result:
ok 10 numbers
Test #21:
score: 0
Accepted
time: 0ms
memory: 3764kb
input:
10 62278
output:
7 1 9 8 5 10 3 6 2 4
result:
ok 10 numbers
Test #22:
score: 0
Accepted
time: 0ms
memory: 3476kb
input:
10 1000000
output:
-1
result:
ok 1 number(s): "-1"
Test #23:
score: 0
Accepted
time: 0ms
memory: 3532kb
input:
10 572106
output:
-1
result:
ok 1 number(s): "-1"
Test #24:
score: 0
Accepted
time: 0ms
memory: 3532kb
input:
10 10000000
output:
-1
result:
ok 1 number(s): "-1"
Test #25:
score: 0
Accepted
time: 0ms
memory: 3600kb
input:
10 9715489
output:
-1
result:
ok 1 number(s): "-1"
Test #26:
score: 0
Accepted
time: 0ms
memory: 3600kb
input:
10 100000000
output:
-1
result:
ok 1 number(s): "-1"
Test #27:
score: 0
Accepted
time: 0ms
memory: 3608kb
input:
10 85089137
output:
-1
result:
ok 1 number(s): "-1"
Test #28:
score: 0
Accepted
time: 0ms
memory: 3612kb
input:
10 1000000000
output:
-1
result:
ok 1 number(s): "-1"
Test #29:
score: 0
Accepted
time: 0ms
memory: 3524kb
input:
10 906109922
output:
-1
result:
ok 1 number(s): "-1"
Test #30:
score: 0
Accepted
time: 0ms
memory: 3724kb
input:
15 100000
output:
1 3 2 5 7 9 13 15 11 6 4 14 10 8 12
result:
ok 15 numbers
Test #31:
score: 0
Accepted
time: 0ms
memory: 3848kb
input:
15 99389
output:
1 3 2 5 7 9 13 15 6 4 11 8 10 14 12
result:
ok 15 numbers
Test #32:
score: 0
Accepted
time: 0ms
memory: 3780kb
input:
15 1000000
output:
1 3 2 7 15 13 5 11 6 9 8 14 4 10 12
result:
ok 15 numbers
Test #33:
score: 0
Accepted
time: 0ms
memory: 3784kb
input:
15 691130
output:
1 3 2 7 9 5 11 4 13 6 15 12 10 8 14
result:
ok 15 numbers
Test #34:
score: 0
Accepted
time: 0ms
memory: 3780kb
input:
15 10000000
output:
1 3 7 5 4 9 13 11 6 15 10 12 14 2 8
result:
ok 15 numbers
Test #35:
score: 0
Accepted
time: 0ms
memory: 3792kb
input:
15 8403898
output:
1 3 5 13 15 9 7 6 11 12 10 8 14 2 4
result:
ok 15 numbers
Test #36:
score: 0
Accepted
time: 0ms
memory: 3760kb
input:
15 100000000
output:
1 9 5 7 13 11 12 3 15 10 14 2 6 4 8
result:
ok 15 numbers
Test #37:
score: 0
Accepted
time: 0ms
memory: 3796kb
input:
15 80159790
output:
1 7 9 15 11 5 13 3 4 8 12 10 14 2 6
result:
ok 15 numbers
Test #38:
score: 0
Accepted
time: 0ms
memory: 3780kb
input:
15 1000000000
output:
4 14 10 6 15 8 2 5 12 3 11 7 13 9 1
result:
ok 15 numbers
Test #39:
score: 0
Accepted
time: 0ms
memory: 3780kb
input:
15 941321083
output:
4 12 2 14 10 8 9 1 3 6 7 13 11 5 15
result:
ok 15 numbers
Test #40:
score: 0
Accepted
time: 0ms
memory: 3724kb
input:
20 100000000000000
output:
3 15 9 13 1 19 7 5 14 11 6 20 8 12 10 17 16 2 4 18
result:
ok 20 numbers
Test #41:
score: 0
Accepted
time: 0ms
memory: 3796kb
input:
20 88340160907341
output:
3 9 7 15 5 17 19 16 13 11 14 12 1 18 8 20 6 10 4 2
result:
ok 20 numbers
Test #42:
score: 0
Accepted
time: 0ms
memory: 3484kb
input:
20 1000000000000000
output:
-1
result:
ok 1 number(s): "-1"
Test #43:
score: 0
Accepted
time: 0ms
memory: 3604kb
input:
20 825683798851116
output:
-1
result:
ok 1 number(s): "-1"
Test #44:
score: 0
Accepted
time: 0ms
memory: 3668kb
input:
20 10000000000000000
output:
-1
result:
ok 1 number(s): "-1"
Test #45:
score: 0
Accepted
time: 0ms
memory: 3600kb
input:
20 7757196171989613
output:
-1
result:
ok 1 number(s): "-1"
Test #46:
score: 0
Accepted
time: 0ms
memory: 3596kb
input:
20 100000000000000000
output:
-1
result:
ok 1 number(s): "-1"
Test #47:
score: 0
Accepted
time: 0ms
memory: 3492kb
input:
20 97697763625539018
output:
-1
result:
ok 1 number(s): "-1"
Test #48:
score: 0
Accepted
time: 0ms
memory: 3608kb
input:
20 1000000000000000000
output:
-1
result:
ok 1 number(s): "-1"
Test #49:
score: 0
Accepted
time: 0ms
memory: 3532kb
input:
20 828662389005083354
output:
-1
result:
ok 1 number(s): "-1"
Test #50:
score: 0
Accepted
time: 0ms
memory: 3852kb
input:
21 100000000000000
output:
1 7 11 13 17 9 3 21 15 19 18 12 16 5 8 4 20 14 2 6 10
result:
ok 21 numbers
Test #51:
score: 0
Accepted
time: 0ms
memory: 3716kb
input:
21 84706086886746
output:
1 7 3 9 13 17 5 15 19 8 6 11 4 21 12 2 20 18 14 10 16
result:
ok 21 numbers
Test #52:
score: 0
Accepted
time: 0ms
memory: 3800kb
input:
21 1000000000000000
output:
3 5 1 11 2 13 9 17 21 15 12 7 4 14 10 19 18 6 20 16 8
result:
ok 21 numbers
Test #53:
score: 0
Accepted
time: 0ms
memory: 3852kb
input:
21 554929680010592
output:
2 8 10 18 16 4 6 5 14 9 12 7 20 15 11 1 13 21 3 17 19
result:
ok 21 numbers
Test #54:
score: 0
Accepted
time: 0ms
memory: 3664kb
input:
21 10000000000000000
output:
-1
result:
ok 1 number(s): "-1"
Test #55:
score: 0
Accepted
time: 0ms
memory: 3792kb
input:
21 6191328159326492
output:
14 4 2 10 1 6 5 20 12 8 9 7 16 18 21 15 11 13 3 19 17
result:
ok 21 numbers
Test #56:
score: 0
Accepted
time: 0ms
memory: 3620kb
input:
21 100000000000000000
output:
-1
result:
ok 1 number(s): "-1"
Test #57:
score: 0
Accepted
time: 0ms
memory: 3492kb
input:
21 78209209037176977
output:
-1
result:
ok 1 number(s): "-1"
Test #58:
score: 0
Accepted
time: 0ms
memory: 3592kb
input:
21 1000000000000000000
output:
-1
result:
ok 1 number(s): "-1"
Test #59:
score: 0
Accepted
time: 0ms
memory: 3484kb
input:
21 924750540534119586
output:
-1
result:
ok 1 number(s): "-1"
Test #60:
score: 0
Accepted
time: 0ms
memory: 3800kb
input:
22 100000000000000
output:
1 3 5 21 19 15 22 2 11 9 10 7 6 4 20 17 18 16 13 14 12 8
result:
ok 22 numbers
Test #61:
score: 0
Accepted
time: 0ms
memory: 3860kb
input:
22 81076307833447
output:
1 3 5 17 15 9 13 11 14 7 19 12 8 18 4 2 21 20 22 16 6 10
result:
ok 22 numbers
Test #62:
score: 0
Accepted
time: 0ms
memory: 3796kb
input:
22 1000000000000000
output:
1 5 19 21 17 13 11 20 7 12 3 15 22 9 16 18 6 2 10 8 14 4
result:
ok 22 numbers
Test #63:
score: 0
Accepted
time: 0ms
memory: 3812kb
input:
22 784179856137365
output:
1 5 11 13 12 7 19 21 3 9 17 18 15 22 14 6 8 2 20 10 4 16
result:
ok 22 numbers
Test #64:
score: 0
Accepted
time: 0ms
memory: 3792kb
input:
22 10000000000000000
output:
2 16 4 6 5 20 18 10 8 22 12 14 11 17 1 13 19 9 7 3 15 21
result:
ok 22 numbers
Test #65:
score: 0
Accepted
time: 0ms
memory: 3784kb
input:
22 9625464441630667
output:
2 14 12 16 18 10 11 20 22 4 19 6 8 7 17 9 21 15 3 5 13 1
result:
ok 22 numbers
Test #66:
score: 0
Accepted
time: 0ms
memory: 3780kb
input:
22 100000000000000000
output:
16 20 8 2 6 4 18 12 14 13 5 17 3 10 9 15 7 22 11 21 1 19
result:
ok 22 numbers
Test #67:
score: 0
Accepted
time: 0ms
memory: 3720kb
input:
22 58720645858880344
output:
10 8 2 6 7 4 16 18 9 12 14 17 11 20 22 3 19 5 21 1 13 15
result:
ok 22 numbers
Test #68:
score: 0
Accepted
time: 0ms
memory: 3532kb
input:
22 1000000000000000000
output:
-1
result:
ok 1 number(s): "-1"
Test #69:
score: 0
Accepted
time: 0ms
memory: 3600kb
input:
22 797466650913412732
output:
-1
result:
ok 1 number(s): "-1"
Test #70:
score: 0
Accepted
time: 0ms
memory: 3788kb
input:
23 100000000000000
output:
1 3 2 9 13 15 19 11 5 23 17 21 20 14 18 7 10 6 22 16 4 8 12
result:
ok 23 numbers
Test #71:
score: 0
Accepted
time: 0ms
memory: 3720kb
input:
23 77446528780149
output:
1 3 2 7 21 9 23 5 19 20 8 17 11 15 6 18 22 13 14 10 4 16 12
result:
ok 23 numbers
Test #72:
score: 0
Accepted
time: 0ms
memory: 3732kb
input:
23 1000000000000000
output:
1 3 5 17 15 16 21 23 4 9 13 7 2 14 19 11 8 10 6 18 12 20 22
result:
ok 23 numbers
Test #73:
score: 0
Accepted
time: 0ms
memory: 3680kb
input:
23 513430032264138
output:
1 3 5 7 13 17 9 8 11 23 10 6 4 21 15 14 19 16 18 12 20 2 22
result:
ok 23 numbers
Test #74:
score: 0
Accepted
time: 0ms
memory: 3792kb
input:
23 10000000000000000
output:
1 5 9 21 19 3 23 11 2 15 22 20 4 13 17 7 14 6 10 12 18 8 16
result:
ok 23 numbers
Test #75:
score: 0
Accepted
time: 0ms
memory: 3796kb
input:
23 8059600723934841
output:
1 5 3 9 21 7 17 11 4 19 6 23 8 20 13 15 18 2 10 12 16 22 14
result:
ok 23 numbers
Test #76:
score: 0
Accepted
time: 0ms
memory: 3812kb
input:
23 100000000000000000
output:
2 8 10 14 12 6 18 4 13 11 20 19 3 1 22 7 23 21 16 9 17 5 15
result:
ok 23 numbers
Test #77:
score: 0
Accepted
time: 0ms
memory: 3776kb
input:
23 62604119535359335
output:
1 21 17 5 11 3 4 19 23 7 20 9 13 15 8 18 22 14 6 2 10 16 12
result:
ok 23 numbers
Test #78:
score: 0
Accepted
time: 0ms
memory: 3788kb
input:
23 1000000000000000000
output:
12 8 6 22 4 20 2 14 13 16 1 7 18 10 9 11 17 3 15 23 21 19 5
result:
ok 23 numbers
Test #79:
score: 0
Accepted
time: 0ms
memory: 3792kb
input:
23 670182765587673173
output:
8 14 18 12 10 22 16 15 4 9 11 20 2 6 7 19 17 21 5 23 3 1 13
result:
ok 23 numbers
Test #80:
score: 0
Accepted
time: 0ms
memory: 3856kb
input:
30 100000000000000
output:
1 3 2 5 4 7 6 9 8 11 13 29 27 23 30 10 19 17 18 15 14 12 28 25 26 24 21 22 20 16
result:
ok 30 numbers
Test #81:
score: 0
Accepted
time: 0ms
memory: 3800kb
input:
30 67586042048201
output:
1 3 2 5 4 7 6 9 8 11 13 21 27 29 15 10 17 19 20 23 12 28 22 25 16 26 18 24 14 30
result:
ok 30 numbers
Test #82:
score: 0
Accepted
time: 0ms
memory: 3720kb
input:
30 1000000000000000
output:
1 3 2 5 4 7 6 9 8 13 27 29 25 21 19 28 15 20 11 23 30 17 24 26 14 10 18 16 22 12
result:
ok 30 numbers
Test #83:
score: 0
Accepted
time: 0ms
memory: 3788kb
input:
30 759815786187925
output:
1 3 2 5 4 7 6 9 8 13 17 29 25 27 19 26 11 18 10 23 21 22 28 15 14 24 12 30 16 20
result:
ok 30 numbers
Test #84:
score: 0
Accepted
time: 0ms
memory: 3784kb
input:
30 10000000000000000
output:
1 3 2 5 4 7 6 9 11 19 10 27 13 25 21 26 12 15 23 29 14 17 8 16 22 18 28 24 30 20
result:
ok 30 numbers
Test #85:
score: 0
Accepted
time: 0ms
memory: 3744kb
input:
30 8268632993693498
output:
1 3 2 5 4 7 6 9 11 15 23 17 21 19 20 13 25 27 26 29 8 16 30 18 12 10 14 22 28 24
result:
ok 30 numbers
Test #86:
score: 0
Accepted
time: 0ms
memory: 3804kb
input:
30 100000000000000000
output:
1 3 2 5 4 7 6 9 29 15 11 13 21 25 30 27 10 28 8 26 23 14 19 22 12 20 24 17 18 16
result:
ok 30 numbers
Test #87:
score: 0
Accepted
time: 0ms
memory: 3812kb
input:
30 70413882594766775
output:
1 3 2 5 4 7 6 9 23 17 8 25 13 24 11 21 12 19 27 20 29 15 14 10 16 18 26 22 28 30
result:
ok 30 numbers
Test #88:
score: -100
Wrong Answer
time: 0ms
memory: 3740kb
input:
30 1000000000000000000
output:
2 1 4 3 6 5 8 14 28 12 7 16 22 20 10 18 11 26 24 30 25 29 17 27 13 21 9 19 23 15
result:
wrong answer 1st numbers differ - expected: '1', found: '2'