Submission #1114186

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1114186	2024-11-18 09:52:18	PieArmy	Permutation (APIO22_perm)	C++17	100 / 100	2 ms	508 KiB

perm

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typedef long long ll;
ll pie(ll army){return (1ll<<army);}
#include <bits/stdc++.h>
#define fr first
#define sc second
#define pb push_back
#define endl '\n'
#define mid ((left+right)>>1)
const ll inf=2000000000000000005;
const int sonsuz=2000000005;
using namespace std;
ll fpow(ll x,ll y,ll m=0){if(y<0){cout<<"powError";return -1;}if(m)x%=m;ll res=1;while(y>0){if(y&1)res*=x;x*=x;if(m){x%=m;res%=m;}y>>=1;}return res;}
vector<int> construct_permutation(ll k){
  vector<int>four;
  while(k){
    four.pb(k&3);
    k>>=2;
  }
  reverse(four.begin(),four.end());
  vector<int>res;
  int cnt=0;
  for(int i=0;i<four[0]-1;i++){
    res.pb(-1);
    cnt++;
  }
  for(int i=1;i<four.size();i++){
    if(four[i]==0){
      res.pb(1);
      res.pb(1);
 
 
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Compilation message (stderr)

perm.cpp: In function 'std::vector<int> construct_permutation(ll)':
perm.cpp:27:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   27 |  for(int i=1;i<four.size();i++){
      |              ~^~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 90 / 90