/ SeriousOJ /

Record Detail

Wrong Answer


  
# Status Time Cost Memory Cost
#1 Accepted 1ms 320.0 KiB
#2 Wrong Answer 1ms 436.0 KiB
#3 Accepted 120ms 2.426 MiB
#4 Wrong Answer 29ms 8.164 MiB

Code

#include <bits/stdc++.h>
#include<ext/pb_ds/assoc_container.hpp>
#include<ext/pb_ds/tree_policy.hpp>
using namespace __gnu_pbds;
using namespace std;

#ifdef velox
#include "debug.h"
#else
#define debug(x...)
#endif

#define srt(v) sort(v.begin(),v.end())
#define grtsrt(v) sort(v.begin(),v.end(),greater<ll>())
#define unq(v) v.erase(unique(v.begin(),v.end()),v.end())
#define rev(v) reverse(v.begin(),v.end())
#define set_bits(x) __builtin_popcountll(x)
#define fst_zero(x) 63-__builtin_ctzll(x)
#define lst_zero(x) __builtin_ctzll(x)
#define gcd(x,y) __gcd(x,y)
#define lcm(x,y) ((x/gcd(x,y))*y)
#define YES cout << "YES" << endl
#define NO cout << "NO" << endl
#define ll long long
#define pb push_back
#define endl '\n'
#define fx(x) fixed<<setprecision(x)
template <typename T> using pbds = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
const ll MOD = 1e9+7;

void error_txt(){
    #ifdef velox
    freopen("error.txt","w",stderr);
    #endif
}



void solve(){
    string s; cin >> s;
    ll q; cin >> q;
    bool revv=false;
    string back="";
    string front="";
    while(q--){
        ll op; cin >> op;
        if(op==1) {
            if(revv) revv=false;
            else revv=true;
        }
        else{
            ll x; cin >> x;
            char c; cin >> c;
            if(x==1){
                if(revv){
                    // s+=c;
                    back+=c;
                }
                else{
                    // s=c+s;
                    front=c+front;
                }
            }
            else{
                if(revv) {
                    // s=c+s;
                    front=c+front;
                }
                else {
                    // s+=c;
                    back+=c;
                }
            }
        }

        debug(s);
    }

    if(revv){
        rev(s);
        rev(front);
        rev(back);
        s=back+s+front;
    }
    else s=back+s+front;
    cout << s << endl;
}

int main(){
    // error_txt();
    ios_base::sync_with_stdio(0); cin.tie(0);
    ll t=1;
    cin >> t;
    while(t--) solve();
    return 0;
}

Information

Submit By
Type
Submission
Problem
P1088 Mr. Heart's String Challenge
Contest
Brain Booster #5
Language
C++20 (G++ 13.2.0)
Submit At
2024-09-05 16:59:38
Judged At
2024-11-11 02:59:01
Judged By
Score
10
Total Time
120ms
Peak Memory
8.164 MiB