Submission #685191

#	Time	Username	Problem	Language	Result	Execution time	Memory
685191		alexdd	Costinland (info1cup19_costinland)	C++17	0 / 100	1 ms	340 KiB

costinland

#pragma GCC optimize("O3,unroll-loops")
#include<bits/stdc++.h>
using namespace std;
//ofstream fout("costin.out");
#define int long long
const int INF = 1000000007;
char mat[51][51];
int put(int a, int exp)
{
    if(exp==0) return 1;
    if(exp%2==0) return put(a*a,exp/2);
    return put(a*a,exp/2)*a;
}
bool solved[100];
signed main()
{
    ios_base::sync_with_stdio(0);cin.tie(0);

    for(int i=1;i<=49;i++)
        for(int j=1;j<=49;j++)
            mat[i][j]='.';

    int k,cate=1,unde=0;
    cin>>k;
    for(int i=0;i<49;i++)
    {
        if(k==0)
            break;
        unde=i+1;
        if(solved[cate]==0 && (k&cate)!=0)
        {
            mat[i+1][i+1] = 'X';
            mat[i+2][i+1] = 'r';
            solved[cate]=1;
            k-=cate;
        }
        else
        {
            mat[i+1][i+1] = 'X';
            mat[i+1][i+2] = 'd';
            mat[i+2][i+1] = 'r';
            cate=cate*2;
        }
    }
    unde++;
    for(int i=1;i<=unde;i++)
    {
        mat[i][unde]='d';
        mat[unde][i]='r';
    }
    mat[unde][unde]='.';
    cout<<unde<<" "<<unde<<"\n";
    for(int i=1;i<=unde;i++)
    {
        for(int j=1;j<=unde;j++)
        {
            cout<<mat[i][j];
        }
        cout<<"\n";
    }
    return 0;
}
/**

*/

• Subtask 1: 0 / 20
• Subtask 2: 0 / 80