Submission #520237

#	Time	Username	Problem	Language	Result	Execution time	Memory
520237		christinelynn	Swap (BOI16_swap)	C++17	10 / 100	42 ms	4208 KiB

swap

#include <bits/stdc++.h>
using namespace std;
#define erorp(x) cout<<#x<<"={"<<(x.F)<<" , "<<x.S<<"}"<<endl
#define print(v,r) f(i,0,r) cout<<v[i]<<" "; cout<<endl
#define eror(x) cout<<#x<<'='<<(x)<<endl
#define f_(i,a,b) for(int i=a;i>=b;i--)
#define f(i,a,b) for(int i=a;i<b;i++)
#define nb(x) __builtin_popcount(x)
#define maxm(a,b) a=max(a,b)
#define minm(a,b) a=min(a,b)
#define Add(x,y) x=(x+y)%mod
#define lst(x) x[x.size()-1]
#define sz(x) int(x.size())
#define mp make_pair
#define ll long long
#define pb push_back
#define S second
#define F first
 
const int N=1e6+99;
 
int n,t,a[N],b[N],ans[N];
 
int main(){
	fill(ans,ans+N,N);
	cin>>n;
	f(i,1,n+1) cin>>a[i];
	f(mask,0,(1<<n-1)){
		f(i,1,n+1){
			b[i]=a[i];
		}
		f(i,0,n-1){
			if(mask&(1<<i)){
				swap(b[i+2],b[(i+2)/2]);
			}
		}
		f(i,1,n+1){
			if(b[i]>ans[i]) break;
			if(b[i]<ans[i]){
				f(i,1,n+1) ans[i]=b[i];
				break;
			}
		}
	}
	f(i,1,n+1) cout<<ans[i]<<" ";
}

Compilation message (stderr)

swap.cpp: In function 'int main()':
swap.cpp:28:16: warning: suggest parentheses around '-' inside '<<' [-Wparentheses]
   28 |  f(mask,0,(1<<n-1)){
      |               ~^~
swap.cpp:7:32: note: in definition of macro 'f'
    7 | #define f(i,a,b) for(int i=a;i<b;i++)
      |                                ^

• Subtask 1: 10 / 10
• Subtask 2: 0 / 11
• Subtask 3: 0 / 27
• Subtask 4: 0 / 20
• Subtask 5: 0 / 32