답안 #631228

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
631228	2022-08-17T21:09:16 Z	smartmonky	Rack (eJOI19_rack)	C++14	20 / 100	613 ms	102400 KB

rack

#include <bits/stdc++.h>
#define ll long long
#define pb push_back
#define int ll
using namespace std;
const int mod=1e9;
main(){
	int n,k;
	cin >>n >>k;
	int x=(1 << n);
	map<int,int> v,ans;
	v[1]=1;
	ans[1]=1;
	v[2]=x/2+1;
	ans[2]=(v[2]);
	int cnt=2;
	int s=3;
	for(int i=x/4;i>=1;i/=2){
		for(int j=1;j<=cnt;j++){
				v[cnt+j]=v[j]+i;
				ans[s]=(v[j]+i)%mod;
				v[cnt+j]%=mod;
				s++;
		}
		cnt*=2;
	}
	cout<<ans[k];
}

Compilation message

rack.cpp:7:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    7 | main(){
      | ^~~~

Subtask #1

20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	1 ms	340 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	1 ms	296 KB	Output is correct

Subtask #2

0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	1 ms	340 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	1 ms	296 KB	Output is correct
6	Correct	2 ms	556 KB	Output is correct
7	Correct	4 ms	1236 KB	Output is correct
8	Correct	46 ms	8392 KB	Output is correct
9	Correct	208 ms	33048 KB	Output is correct
10	Runtime error	613 ms	102400 KB	Execution killed with signal 9
11	Halted	0 ms	0 KB	-

Subtask #3

0 / 60.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	1 ms	340 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	1 ms	296 KB	Output is correct
6	Correct	2 ms	556 KB	Output is correct
7	Correct	4 ms	1236 KB	Output is correct
8	Correct	46 ms	8392 KB	Output is correct
9	Correct	208 ms	33048 KB	Output is correct
10	Runtime error	613 ms	102400 KB	Execution killed with signal 9
11	Halted	0 ms	0 KB	-