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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#103096#6353. Kth Lex Min Min Min SubpalindromespengyuleAC ✓134ms11308kbC++142.2kb2023-05-04 14:20:242023-05-04 14:20:27

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.
  • [2023-05-04 14:20:27]
  • 评测
  • 测评结果:AC
  • 用时:134ms
  • 内存:11308kb
  • [2023-05-04 14:20:24]
  • 提交

answer

#include <bits/stdc++.h>
#define int long long
using namespace std;
const int N=1e6+5;
int n,m,K,a[N],box[505],ans=1e9;
vector<vector<int> >vec;
void dfs(int x){
	if(x==n+1){
		vector<int>v;
		for(int i=1;i<=n;i++)v.emplace_back(box[i]);
		int cnt=0;
		for(int i=1;i<=n;i++){
			for(int j=i;j<=n;j++){
				bool fl=1;
				for(int k=1;k<=j-i+1;k++)if(box[i+k-1]!=box[j-k+1]){
					fl=0;
					break;
				}
				if(fl)cnt++;
			}
		}
		if(ans>cnt)ans=cnt,vec.clear(),vec.emplace_back(v);
		else if(ans==cnt)vec.emplace_back(v);
		return;
	}
	for(int i=1;i<=2;i++)box[x]=i,dfs(x+1);
}
signed main(){
	cin>>n>>m>>K;
	if(n==1){
		if(K>m)puts("-1");
		else cout<<K<<'\n';
		return 0;
	}
	if(m==1){
		if(K>1)puts("-1");
		else {
			for(int i=1;i<=n;i++)cout<<"1 ";
		}
		return 0;
	}
	if(m==2){
		//\xd3\xc9121212\xba\xcd111222\xc1\xbd\xc0മ\xb9\xb9\xb3ɣ\xa812121\xba\xcd11122\xba\xcd11222\xa3\xa9
		if(n<6){
			dfs(1);
			if(K>vec.size())puts("-1");
			else {
				for(int i:vec[K-1])cout<<i<<' ';
			}
		}
		else {
			int nn=6;
			swap(nn,n);
			dfs(1);
			swap(nn,n);
			if(K>vec.size())puts("-1");
			else {
				vector<int>tt=vec[K-1];
				for(int i=1,j=0;i<=n;i++,j=(j+1)%6)cout<<tt[j]<<' ';
			}
		}
		return 0;
	}
	if(n==2){
		if(K>m*(m-1))puts("-1");
		else {
			a[1]=(K-1)/(m-1)+1;
			a[2]=K-(a[1]-1)*(m-1);
			if(a[2]>=a[1])a[2]++;
			cout<<a[1]<<' '<<a[2]<<'\n';
		}
		return 0;
	}
	int tmp;
	tmp=m*(m-1);
	for(int i=1;i<=n-2;i++){
		if((long double)tmp*(m-2)>1e18){
			tmp=1e18;
			tmp+=100;
		}
		else tmp*=(m-2);
	}
	if(K>tmp)puts("-1"),exit(0);
	tmp=m-1;
	if(m>3){
		for(int i=1;i<=n-2;i++){
			if((long double)tmp*(m-2)>1e18){
				tmp=1e18,tmp+=100;
				break;
			}
			else tmp*=m-2;
		}
	}
	a[1]=(K-1)/tmp+1;
	K-=(a[1]-1)*tmp;
	for(int j=2;j<=n;j++){
		tmp=1;
		if(m>3){
			for(int i=1;i<=n-j;i++){
				if((long double)tmp*(m-2)>1e18){
					tmp=1e18,tmp+=100;
					break;
				}
				else tmp*=m-2;
			}
		}
		a[j]=(K-1)/tmp+1;
		K-=(a[j]-1)*tmp;
		if(j==2){
			if(a[2]>=a[1])a[2]++;
		}
		else {
			int u=a[j-1],v=a[j-2];
			if(u>v)swap(u,v);
			if(a[j]>=u)a[j]++;
			if(a[j]>=v)a[j]++;
		}
	}
	for(int i=1;i<=n;i++)cout<<a[i]<<' ';
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 1ms
memory: 3448kb

input:

1 1 1

output:

1

result:

ok 1 number(s): "1"

Test #2:

score: 0
Accepted
time: 2ms
memory: 3372kb

input:

2 2 2

output:

2 1 

result:

ok 2 number(s): "2 1"

Test #3:

score: 0
Accepted
time: 2ms
memory: 3384kb

input:

3 3 3

output:

2 1 3 

result:

ok 3 number(s): "2 1 3"

Test #4:

score: 0
Accepted
time: 2ms
memory: 3408kb

input:

9 9 8244353

output:

2 4 1 2 6 8 1 2 7 

result:

ok 9 numbers

Test #5:

score: 0
Accepted
time: 2ms
memory: 3420kb

input:

10 7 998244353

output:

-1

result:

ok 1 number(s): "-1"

Test #6:

score: 0
Accepted
time: 3ms
memory: 3428kb

input:

3 1000 994253860

output:

998 244 353 

result:

ok 3 number(s): "998 244 353"

Test #7:

score: 0
Accepted
time: 2ms
memory: 3432kb

input:

58 4 864691128455135232

output:

4 3 2 4 3 2 4 3 2 4 3 2 4 3 2 4 3 2 4 3 2 4 3 2 4 3 2 4 3 2 4 3 2 4 3 2 4 3 2 4 3 2 4 3 2 4 3 2 4 3 2 4 3 2 4 3 2 4 

result:

ok 58 numbers

Test #8:

score: 0
Accepted
time: 2ms
memory: 3328kb

input:

58 4 864691128455135233

output:

-1

result:

ok 1 number(s): "-1"

Test #9:

score: 0
Accepted
time: 82ms
memory: 11224kb

input:

1000000 1000000 1000000000000000000

output:

1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 ...

result:

ok 1000000 numbers

Test #10:

score: 0
Accepted
time: 132ms
memory: 11208kb

input:

1000000 4 1000000000000000000

output:

1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 ...

result:

ok 1000000 numbers

Test #11:

score: 0
Accepted
time: 2ms
memory: 3416kb

input:

1 1 2

output:

-1

result:

ok 1 number(s): "-1"

Test #12:

score: 0
Accepted
time: 2ms
memory: 3484kb

input:

1 2 2

output:

2

result:

ok 1 number(s): "2"

Test #13:

score: 0
Accepted
time: 2ms
memory: 3364kb

input:

2 2 1

output:

1 2 

result:

ok 2 number(s): "1 2"

Test #14:

score: 0
Accepted
time: 2ms
memory: 3412kb

input:

3 2 4

output:

2 1 1 

result:

ok 3 number(s): "2 1 1"

Test #15:

score: 0
Accepted
time: 1ms
memory: 3388kb

input:

3 2 7

output:

-1

result:

ok 1 number(s): "-1"

Test #16:

score: 0
Accepted
time: 2ms
memory: 3416kb

input:

4 2 10

output:

2 2 1 2 

result:

ok 4 number(s): "2 2 1 2"

Test #17:

score: 0
Accepted
time: 2ms
memory: 3360kb

input:

4 2 3

output:

1 2 1 1 

result:

ok 4 number(s): "1 2 1 1"

Test #18:

score: 0
Accepted
time: 0ms
memory: 3412kb

input:

5 2 7

output:

2 1 1 2 1 

result:

ok 5 number(s): "2 1 1 2 1"

Test #19:

score: 0
Accepted
time: 2ms
memory: 3428kb

input:

5 2 13

output:

-1

result:

ok 1 number(s): "-1"

Test #20:

score: 0
Accepted
time: 2ms
memory: 3380kb

input:

6 2 5

output:

1 2 2 1 1 2 

result:

ok 6 numbers

Test #21:

score: 0
Accepted
time: 65ms
memory: 3452kb

input:

1000000 2 3

output:

1 2 1 1 2 2 1 2 1 1 2 2 1 2 1 1 2 2 1 2 1 1 2 2 1 2 1 1 2 2 1 2 1 1 2 2 1 2 1 1 2 2 1 2 1 1 2 2 1 2 1 1 2 2 1 2 1 1 2 2 1 2 1 1 2 2 1 2 1 1 2 2 1 2 1 1 2 2 1 2 1 1 2 2 1 2 1 1 2 2 1 2 1 1 2 2 1 2 1 1 2 2 1 2 1 1 2 2 1 2 1 1 2 2 1 2 1 1 2 2 1 2 1 1 2 2 1 2 1 1 2 2 1 2 1 1 2 2 1 2 1 1 2 2 1 2 1 1 2 2 ...

result:

ok 1000000 numbers

Test #22:

score: 0
Accepted
time: 55ms
memory: 3496kb

input:

1000000 2 5

output:

1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 ...

result:

ok 1000000 numbers

Test #23:

score: 0
Accepted
time: 62ms
memory: 3488kb

input:

1000000 2 7

output:

2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 2 1 1 2 1 2 ...

result:

ok 1000000 numbers

Test #24:

score: 0
Accepted
time: 2ms
memory: 3364kb

input:

1000000 2 1000000000000000000

output:

-1

result:

ok 1 number(s): "-1"

Test #25:

score: 0
Accepted
time: 2ms
memory: 3424kb

input:

1 3 2

output:

2

result:

ok 1 number(s): "2"

Test #26:

score: 0
Accepted
time: 1ms
memory: 3496kb

input:

2 3 5

output:

3 1

result:

ok 2 number(s): "3 1"

Test #27:

score: 0
Accepted
time: 75ms
memory: 11220kb

input:

1000000 3 5

output:

3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 ...

result:

ok 1000000 numbers

Test #28:

score: 0
Accepted
time: 3ms
memory: 3456kb

input:

1000000 3 7

output:

-1

result:

ok 1 number(s): "-1"

Test #29:

score: 0
Accepted
time: 134ms
memory: 11308kb

input:

1000000 4 211106232532991

output:

1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 ...

result:

ok 1000000 numbers

Test #30:

score: 0
Accepted
time: 111ms
memory: 11248kb

input:

1000000 5 1000000000000000000

output:

1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 ...

result:

ok 1000000 numbers

Test #31:

score: 0
Accepted
time: 82ms
memory: 11300kb

input:

1000000 123123 1000000000000000000

output:

1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 ...

result:

ok 1000000 numbers

Test #32:

score: 0
Accepted
time: 0ms
memory: 3432kb

input:

6 1000000 1000000000000000000

output:

1 2 4 9 15 8 

result:

ok 6 numbers

Test #33:

score: 0
Accepted
time: 2ms
memory: 3488kb

input:

4 1000000 1000000000000000000

output:

2 7 15 9 

result:

ok 4 number(s): "2 7 15 9"

Test #34:

score: 0
Accepted
time: 0ms
memory: 3484kb

input:

3 1000000 999997000002000000

output:

1000000 999999 999998 

result:

ok 3 number(s): "1000000 999999 999998"

Test #35:

score: 0
Accepted
time: 2ms
memory: 3416kb

input:

3 1000000 999997000002000001

output:

-1

result:

ok 1 number(s): "-1"