Submission #362258

#	Time	Username	Problem	Language	Result	Execution time	Memory
362258		mosiashvililuka	Cheerleaders (info1cup20_cheerleaders)	C++14	21 / 100	16 ms	2156 KiB

cheerleaders

#include<bits/stdc++.h>
using namespace std;
int a,b,c,d,e,i,j,ii,jj,zx,xc,f[1000009],pasii,pasjj,g[1000009],n;
long long pas;
int main(){
	ios_base::sync_with_stdio(false),cin.tie(0),cout.tie(0);
	cin>>n;
	a=1;
	for(i=1; i<=n; i++) a*=2;
	for(i=0; i<a; i++){
		cin>>g[i];
		f[i]=i;
	}
	pasii=-1;pasjj=-1;
	for(ii=0; ii<n; ii++){
		c=-1;
		if(ii!=0){
		for(i=0; i<a; i++){
			if(f[i]%2==0){
				f[i]/=2;
			}else{
				f[i]=f[i]/2+(1<<(n-1));
			}
		}
		}
		for(i=0; i<a; i++){
			if(c==-1){
				c=(f[i]^g[i]);
			}else{
				d=(f[i]^g[i]);
				if(c!=d) break;
			}
		}
		if(i==a){
			pasii=ii;pasjj=c;
			break;
		}
	}
	//cout<<pasii<<" "<<pasjj<<endl;
	cout<<0<<endl;
	for(i=0; i<n; i++){
		//c=n-1-i-pasii;if(c<0) c=n+c;
		c=n-1+i;if(c>=n) c-=n;
		c=c-pasii;if(c<0) c=n+c;
		//cout<<"kkk"<<c<<endl;
		if(((1<<c)&pasjj)==0){
			
		}else{
			cout<<1;
		}
		cout<<2;
	}
	for(i=0; i<pasii; i++) cout<<2;
	return 0;
}

• Subtask 1: 0 / 16
• Subtask 2: 0 / 10
• Subtask 3: 0 / 25
• Subtask 4: 21 / 21
• Subtask 5: 0 / 28