Submission #1012783

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1012783	2024-07-02 15:29:05	denislav	Building 4 (JOI20_building4)	C++14	11 / 100	44 ms	32084 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)
{
    //cout<<"->"<<k<<" "<<i<<" "<<v-n<<"\n";
    if(k==0) ve.push_back('A');
    else ve.push_back('B');
    if(i==1) return ;
    int d=1;
    if(k==1) d=-1;
    if(v-d>=0 and v-d<=n*2 and dp[0][i-1][v-d]==1 and a[0][i-1]<=a[k][i]) rec(0,i-1,v-d);
    else rec(1,i-1,v-d);
}
int main()
{
 
 
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• Subtask 1: 11 / 11
• Subtask 2: 0 / 89