Submission #1278770

#	Time	Username	Problem	Language	Result	Execution time	Memory
1278770		jackofall718	Palindromic FizzBuzz (NOI19_palindrome)	C++20	69 / 100	1094 ms	91140 KiB

palindrome

#include <bits/stdc++.h>
#include <chrono>
#define ll long long int
#define endl '\n'
#define vn vector<ll>
#define vi vector<pair <ll,ll>>

using namespace std;
using namespace std::chrono;
const int MAX_N = 1e9 + 7;
#define pii pair<ll,ll>
const ll INF = 0x3f3f3f3f3f3f3f3f;

#define pb push_back  
#define srt(vp) sort(vp.begin(), vp.end()) 

bool is_palindrome (ll n){
    if (n <=9)return true;
    else{
        ll check = true;
        vn s;
        while (n != 0){
            ll num = n % 10;
            n /= 10;
            s.pb(num);
            

            
            
        }
        
        
        
        if (s.size()%2==0){
            for (int i=0;i<s.size()/2;i++){
                if (s[i]==s[s.size()-1-i])continue;
                else {
                    
                    check=false;
                    break;
                }
            }
        }
        else{
            
            for (int i=0;i<s.size()/2;i++){
                if (s[i]==s[s.size()-1-i])continue;
                else{
                    
                    
                    check=false;
                    break;
                }
            }
        }
        return check;


    }
};

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);

    auto start = high_resolution_clock::now();

    ll s,e;
    cin>>s>>e;
    for (int i=s;i<=e;i++){
        if (is_palindrome(i))cout<<"Palindrome!"<<endl;
        else cout<<i<<endl;
    }


    

    auto stop = high_resolution_clock::now();
    auto duration = duration_cast<microseconds>(stop - start);
    //cout << "Time taken by function: " << duration.count() << " microseconds" << endl;

    return 0;
}

• Subtask 1: 7 / 7
• Subtask 2: 11 / 11
• Subtask 3: 14 / 14
• Subtask 4: 8 / 8
• Subtask 5: 9 / 9
• Subtask 6: 20 / 20
• Subtask 7: 0 / 31