Submission #1012767

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1012767	2024-07-02 14:57:16	denislav	Building 4 (JOI20_building4)	C++17	0 / 100	30 ms	21916 KiB

building4

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# include <iostream>
# include <vector>
# include <algorithm>
using namespace std;
const int MAX=4e3+11;
int a[2][MAX];
bool dp[2][MAX][MAX];
int n;
vector<char> ve;
void rec(int k, int i, int v)
{
    if(k==0) ve.push_back('A');
    else ve.push_back('B');
    if(i==1) return ;
    if(v-1>=0 and dp[0][i-1][v-1]) rec(0,i-1,v-1);
    else rec(1,i-1,v+1);
}
int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);cout.tie(0);
    cin>>n;
    for(int k=0;k<=1;k++)
 
 
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• Subtask 1: 0 / 11
• Subtask 2: 0 / 89