Submission #1011789

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1011789	2024-07-01 08:22:55	dimashhh	Permutation (APIO22_perm)	C++17	100 / 100	884 ms	852 KiB

perm

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#include "perm.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
ll dp[150],t[150];
ll K;
int n;
void upd(int pos,ll val){
  while(pos <= n){
    t[pos] += val;
    pos += pos & -pos;
  }
}
ll sum(int p){
  ll ret = 0;
  while(p > 0){
    ret += t[p];
    p -= (p & -p);
  }
  return ret;
}
ll sum(int l,int r){
  return sum(r) - sum(l - 1);
}
ll calc(vector<int> x){
  ll S = 1;
  n = (int)x.size();
  for(int i = 0;i < n;i++){
 
 
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Compilation message (stderr)

perm.cpp: In function 'std::vector<int> solve(ll, ll, std::vector<int>)':
perm.cpp:67:16: warning: 'pos' may be used uninitialized in this function [-Wmaybe-uninitialized]
   67 |   a = ins(a,pos);
      |                ^

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