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[C][์ž๋ฃŒ๊ตฌ์กฐ] ์ˆœํ™˜ ๋ณธ๋ฌธ

C์–ธ์–ด/์ž๋ฃŒ๊ตฌ์กฐ

[C][์ž๋ฃŒ๊ตฌ์กฐ] ์ˆœํ™˜

adorableco 2022. 1. 5. 13:38
๋ฐ˜์‘ํ˜•

6C2๋ฅผ ์˜ˆ๋กœ ๋“ค์–ด์„œ ์ฝ”๋”ฉํ•จ!

 

์ˆœํ™˜ ์ด์šฉ

#include <stdio.h>

int binomial (int n, int k)
{
    if(k==0 || k==n) return 1;
    else return (binomial(n-1,k)+binomial(n-1, k-1));
}

int main()
{
    printf("%d\n",binomial(6, 2));
    return 0;
}

๋ฐ˜๋ณต ์ด์šฉ

#include <stdio.h>

int factorial (int n)
{
    int result = 1;
    
    for (int i=1; i<=n; i++)
    {
        result*=i;
    }
    return result;
}

int main()
{
    printf("%d\n",factorial(6)/(factorial(2)*factorial(4)));
    return 0;
}

๊ทผ๋ฐ ๋ฐ˜๋ณต์„ ์ด์šฉํ•˜๋Š”๊ฒŒ ์ด๋ ‡๊ฒŒ ํ•˜๋ผ๋Š”๊ฒŒ ๋งž๋Š”์ง€ ์ž˜ ๋ชจ๋ฅด๊ฒ ๋‹ค

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