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Record Detail

Wrong Answer


  
# Status Time Cost Memory Cost
#1 Accepted 1ms 324.0 KiB
#2 Accepted 32ms 712.0 KiB
#3 Accepted 32ms 648.0 KiB
#4 Accepted 29ms 720.0 KiB
#5 Accepted 31ms 704.0 KiB
#6 Wrong Answer 34ms 708.0 KiB
#7 Wrong Answer 36ms 720.0 KiB
#8 Wrong Answer 4ms 608.0 KiB
#9 Wrong Answer 2ms 316.0 KiB
#10 Wrong Answer 32ms 700.0 KiB
#11 Wrong Answer 2ms 320.0 KiB
#12 Wrong Answer 8ms 608.0 KiB
#13 Wrong Answer 24ms 592.0 KiB
#14 Wrong Answer 16ms 596.0 KiB
#15 Wrong Answer 30ms 704.0 KiB

Code


//on the name of Allah:)
#include<bits/stdc++.h>
#define int         long long
#define Endl        "\n"
#define pi          2 * acos(0.0)
#define mod         1000000007
#define Mul(a,b)    (a%mod * b%mod)%mod
#define Add(a,b)    (a%mod + b%mod)%mod
#define all(x)      (x).begin(),(x).end()
#define allr(x)     (x).rbegin(),(x).rend()
#define gcd(x, y)   (__gcd(x, y))
#define lcm(x, y)   ((x/gcd(x, y))*y)
#define faster      cin.tie(NULL), cout.tie(NULL);
#define TC          int t ; cin>>t ; for(int i=1;i<=t;i++)
const int N = 1e6 + 7;
using namespace std;
void s()
{
   int n,k;
   cin>>n>>k;
   vector<string>v(n);
   for(int i=0;i<n;i++)cin>>v[i];



    while (k > 0 && v.size() > 1) {
        string mx = "";
        int idx = 0;

          for (int i = 0; i < v.size() - 1; ++i) {
            string c1 = v[i] + v[i + 1];
            string c2 = v[i + 1] + v[i];
            if (c1 > mx) {
                mx = c1;
                idx = i;
            }
            else if (c2 > c1 && c2 > mx) {
                mx = c2;
                idx = i + 1;
            }

        }

        v[idx] = mx;
        v.erase(v.begin() + idx + 1);
        --k;
    }
    string ans=*max_element(all(v));
    cout<<ans<<endl;



    }



int32_t main()
{
    ios::sync_with_stdio(false);
    //faster
    TC
    {
        //cout<<"Case "<<i<<": ";
        s();

    }



}




Information

Submit By
Type
Submission
Problem
P1083 Number concatenation
Contest
Bangladesh 2.0
Language
C++20 (G++ 13.2.0)
Submit At
2024-08-16 16:39:06
Judged At
2024-10-03 13:26:27
Judged By
Score
25
Total Time
36ms
Peak Memory
720.0 KiB