๐Ÿงฉ Algorithm/[BOJ] Bronze

BOJ 2433๋ฒˆ : ๋ณ„ ์ฐ๊ธฐ - 6 (C++/Bronze 3)

devCloud 2022. 8. 11. 20:31
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2443๋ฒˆ: ๋ณ„ ์ฐ๊ธฐ - 6

์ฒซ์งธ ์ค„์—๋Š” ๋ณ„ 2×N-1๊ฐœ, ๋‘˜์งธ ์ค„์—๋Š” ๋ณ„ 2×N-3๊ฐœ, ..., N๋ฒˆ์งธ ์ค„์—๋Š” ๋ณ„ 1๊ฐœ๋ฅผ ์ฐ๋Š” ๋ฌธ์ œ ๋ณ„์€ ๊ฐ€์šด๋ฐ๋ฅผ ๊ธฐ์ค€์œผ๋กœ ๋Œ€์นญ์ด์–ด์•ผ ํ•œ๋‹ค.

www.acmicpc.net

๋ฌธ์ œ

์ฒซ์งธ ์ค„์—๋Š” ๋ณ„ 2×N-1๊ฐœ, ๋‘˜์งธ ์ค„์—๋Š” ๋ณ„ 2×N-3๊ฐœ, ..., N๋ฒˆ์งธ ์ค„์—๋Š” ๋ณ„ 1๊ฐœ๋ฅผ ์ฐ๋Š” ๋ฌธ์ œ๋‹ค. ๋ณ„์€ ๊ฐ€์šด๋ฐ๋ฅผ ๊ธฐ์ค€์œผ๋กœ ๋Œ€์นญ์ด์–ด์•ผ ํ•œ๋‹ค.

 

์ž…๋ ฅ

์ฒซ์งธ ์ค„์— N(1 ≤ N ≤ 100)์ด ์ฃผ์–ด์ง„๋‹ค.

 

์ถœ๋ ฅ

์ฒซ์งธ ์ค„๋ถ€ํ„ฐ N๋ฒˆ์งธ ์ค„๊นŒ์ง€ ์ฐจ๋ก€๋Œ€๋กœ ๋ณ„์„ ์ถœ๋ ฅํ•œ๋‹ค.


์˜ˆ์ œ ์ž…๋ ฅ

5

์˜ˆ์ œ ์ถœ๋ ฅ

*********
 *******
  *****
   ***
    *

Solution

#include <iostream>
using namespace std;

int main() {
    int N;
    cin >> N;
    for(int i = 0; i < N; i++){
        for(int k = 0; k < i ; k++)
            cout << " ";
        for(int j = i+1; j < 2*N-i; j++)
            cout << "*";
            
        cout << "\n";
    }
    return 0;
}
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