Submission #752818

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
752818	2023-06-04 01:40:44	winter0101	Palindromes (APIO14_palindrome)	C++14	100 / 100	740 ms	61456 KiB

palindrome

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#include<bits/stdc++.h>
using namespace std;
#define all(fl) fl.begin(),fl.end()
#define pb push_back
#define fi first
#define se second
#define for1(i,j,k) for(int i=j;i<=k;i++)
#define for2(i,j,k) for(int i=j;i>=k;i--)
#define for3(i,j,k,l) for(int i=j;i<=k;i+=l)
#define lb lower_bound
#define ub upper_bound
#define sz(a) (int)a.size()
#define gcd __gcd
#define lcm(x,y) x*y/__gcd(x,y)
using pii=pair<int,int>;
using pli=pair<long long,int>;
using pil=pair<int,long long>;
struct SA{
int n;
string s;
vector<int>pos,tmp,lcp,sa;
void build(){
for1(i,0,n-1)pos[i]=s[i],sa[i]=i;
for(int gap=1;;gap*=2){
    auto cmp=[&](int i,int j){
    if (pos[i]!=pos[j])return pos[i]<pos[j];
    i+=gap;
    j+=gap;
    if (i<n&&j<n)return pos[i]<pos[j];
    return i>j;
 
 
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• Subtask 1: 8 / 8
• Subtask 2: 15 / 15
• Subtask 3: 24 / 24
• Subtask 4: 26 / 26
• Subtask 5: 27 / 27