Submission

Score: 0

User: Kei

Problemset: กังหันสี่ทิศ

Language: cpp

Time: 0.002 second

Submitted On: 2026-10-07 11:42:48

#include <bits/stdc++.h>
using namespace std;
using ll = long long;

void printRow(int n, int d, char ch){
    for(int j=0; j<n-1-d; j++) cout << ' ';      // (1) spaces before the first ch
    cout << ch;
    if(d > 0){                                    // the middle row (d = 0) has only one ch
        for(int j=0; j<2*d-1; j++) cout << ' ';  // (2) spaces between the two ch
        cout << ch;
    }
    for(int j=0; j<n-1-d; j++) cout << ' ';      // (3) spaces after the second ch
}

void solve(){
    int n;
    cin >> n;
    for(int r=0; r<2*n-1; r++){                  // (4) total number of rows
        int d = abs(r-(n-1));                      // (5) distance from the middle row
        printRow(n, d, char('A'+d));             // (6) the letter for this row
        cout << "   ";                            // the gap between the two pictures
        printRow(n, d, '*');                      // same row, drawn with stars
        cout << '\n';
    }
}

void sowlve(){
    int n;
    cin >> n;
    for(int i=1;i<=n;i++){
        for(int j=1;j<i;j++) cout<<' ';
        cout << char('A'+n-i);
        for(int j=0;j<2*(n-i)-1;j++) cout<<' ';
        if(i!=n) cout << char('A'+n-i);
        for(int j=1;j<i;j++) cout<<' ';
        cout << '\n';
    }
    for(int i=1;i<n;i++){
        for(int j=i;j<n-1;j++) cout<<' ';
        cout << char('A'+i);
        for(int j=0;j<(2*i)-1;j++) cout<<' ';
        cout << char('A'+i);
        for(int j=i;j<n-1;j++) cout<<' ';
        cout << '\n';
    }
}

int main(){
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    solve();
    return 0;
}