Submission #67346748

---

Source Code Expand

/**
*  Problem Name: E_Reverse_2_i
*  Author: MJS
*  Created: 05 July 2025, Saturday (19:07:03)...
**/

#include<bits/stdc++.h>
using namespace std;

#define int int64_t
#define nl '\n' 

void sp(int id, int x, vector<int>& v){
    for(int i=0;i<(1LL<<x);i++){
        swap(v[id+i],v[id+(1LL<<x)+i]);
    }
}

void answer_to_the_question(int MJS){
    int n;          cin>>n;

    int sz=(1LL<<n);
    vector<int> a(sz);
    for(int i=0;i<sz;i++)    cin>>a[i];

    for(int i=0;i<n;i++){
        for(int j=0;j+(1LL<<(i+1))-1<sz;j+=(1LL<<(i+1))){
            if(a[j]>a[j+(1LL<<i)]){
                sp(j,i,a);
            }
        }
    }

    for(auto &i: a) cout<<i<<' ';       cout<<nl;
}

int32_t main(){
    ios::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);
    int test_case;    cin>>test_case;

    for(int MJS=1; MJS<=test_case; MJS++){
        answer_to_the_question(MJS);
    }

    return 0;
}

// Let it Be...

Submission Info

Compile Error

Main.cpp: In function ‘void answer_to_the_question(int64_t)’:
Main.cpp:34:5: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation]
   34 |     for(auto &i: a) cout<<i<<' ';       cout<<nl;
      |     ^~~
Main.cpp:34:41: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the ‘for’
   34 |     for(auto &i: a) cout<<i<<' ';       cout<<nl;
      |                                         ^~~~
Main.cpp:19:33: warning: unused parameter ‘MJS’ [-Wunused-parameter]
   19 | void answer_to_the_question(int MJS){
      |                                 ^

Judge Result