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woalsrhKR

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[C์–ธ์–ด] ์ „์น˜ํ–‰๋ ฌ / ์ž์‹ ์„ ์ œ์™ธํ•œ ์•ฝ์ˆ˜๋กœ ๋ชจ๋‘ ํ•ฉํ•˜๋ฉด ์ž์‹ ๊ณผ ๊ฐ™์•„์ง€๋Š” ์ˆ˜
๐ŸŽ“ University/์˜คํ”ˆ์†Œ์Šค ๊ธฐ์ดˆ ํ”„๋กœ์ ํŠธ

[C์–ธ์–ด] ์ „์น˜ํ–‰๋ ฌ / ์ž์‹ ์„ ์ œ์™ธํ•œ ์•ฝ์ˆ˜๋กœ ๋ชจ๋‘ ํ•ฉํ•˜๋ฉด ์ž์‹ ๊ณผ ๊ฐ™์•„์ง€๋Š” ์ˆ˜

2022. 5. 12. 11:10

๐Ÿ“• ์ „์น˜ํ–‰๋ ฌ

1. ์•„๋ž˜์™€ ๊ฐ™์ด ํ–‰๋ ฌ์˜ ํ–‰๊ณผ ์—ด์„ ๋ฐ”๊พธ๋Š” ํ”„๋กœ๊ทธ๋žจ์„ ์ž‘์„ฑํ•˜์‹œ์˜ค.

๐Ÿ“• ์ฝ”๋“œ

#include <stdio.h> // ํ‘œ์ค€ ์ž…์ถœ๋ ฅ์„ ํ•  ์ˆ˜ ์žˆ๊ฒŒ ํ•ด์ค€๋‹ค.

// ์ฒ˜์Œ ์ถœ๋ ฅ๋˜๋Š” ํ–‰๋ ฌ, ๋ฐ˜ํ™˜๊ฐ’์ด ์—†๊ธฐ ๋•Œ๋ฌธ์— void๋ฅผ ์‚ฌ์šฉ
void originalMatrix(int array[][3], int row, int column)
{
    int i, j;
    for (i = 0; i < row; i++)
    {
        for (j = 0; j < column; j++)
            printf("%d ", array[i][j]);
        printf("\n");
    }
}

// ์ „์น˜ํ–‰๋ ฌ, ๋ฐ˜ํ™˜๊ฐ’์ด ์—†๊ธฐ ๋•Œ๋ฌธ์— void๋ฅผ ์‚ฌ์šฉ
void transposeMatrix(int array[][4], int row, int column)
{
    int i, j;
    for (i = 0; i < row; i++)
    {
        for (j = 0; j < column; j++)
            printf("%d ", array[i][j]);
        printf("\n");
    }
}

// ํ–‰๋ ฌ์„ ์ „์น˜(transpose)ํ•œ๋‹ค.
// matrix[][] : ์ „์น˜ํ•  ๋Œ€์ƒ  transpose[][] : ์ „์น˜ํ•ด์„œ ์ €์žฅํ•  ๊ณณ
// row: ํ–‰   column: ์—ด
void transpose(int matrix[][3], int transposed[][4], int row, int column)
{
    int i, j, count = 0;

    for (i = 0; i < row; i++)
    {
        for (j = 0; j < column; j++)
        {
            transposed[j][i] = matrix[i][j]; // ํ–‰๊ณผ ์—ด ์ธ๋ฑ์Šค๋ฅผ ๋ฐ”๊พธ์–ด ์ €์žฅ.
            count++;
        }
    }
}

int main()
{
    int matrix[4][3] = { {1, 2, 3}, {4, 5, 6}, {7, 8, 9}, {10, 11, 12} };
    int transposed[3][4] = { 0, };

    originalMatrix(matrix, 4, 3);
    printf("-------------------------------\n");
    transpose(matrix, transposed, 4, 3);
    transposeMatrix(transposed, 3, 4);

    return 0;
}

๐Ÿ“• ์‹คํ–‰๊ฒฐ๊ณผ

1 2 3 
4 5 6 
7 8 9 
10 11 12 
-------------------------------
1 4 7 10 
2 5 8 11 
3 6 9 12 

Process finished with exit code 0

๐Ÿ“• ์–ด๋–ค ์ •์ˆ˜์˜ ๋ชจ๋“  ์•ฝ์ˆ˜ ์ค‘ ์ž์‹ ์„ ์ œ์™ธํ•œ ์•ฝ์ˆ˜๋กœ ๋ชจ๋‘ ํ•ฉํ•˜๋ฉด ์ž์‹ ๊ณผ ๊ฐ™์•„์ง€๋Š” ์ˆ˜

2. 4๋ถ€ํ„ฐ 1000๊นŒ์ง€์˜ ์ •์ˆ˜ ์ค‘ ๋‹ค์Œ๊ณผ ๊ฐ™์€ ์†์„ฑ์„ ๋งŒ์กฑํ•˜๋Š” ์ •์ˆ˜๋ฅผ ์ฐพ์•„ ๊ทธ ๊ฐœ์ˆ˜๋ฅผ ์ถœ๋ ฅํ•˜๋Š” ํ”„๋กœ๊ทธ๋žจ์„ ์ž‘์„ฑํ•˜์‹œ์˜ค.

โ ๋ชจ๋“  ์•ฝ์ˆ˜ ์ค‘ ์ž์‹ ์„ ์ œ์™ธํ•œ ์•ฝ์ˆ˜๋ฅผ ๋ชจ๋‘ ํ•ฉํ•˜๋ฉด ์ž์‹ ๊ณผ ๊ฐ™์•„์ง€๋Š” ์ˆ˜๊ฐ€ ์กด์žฌ

โ ์˜ˆ๋ฅผ ๋“ค์–ด 6์˜ ์•ฝ์ˆ˜ 1, 2, 3, 6 ์ค‘ 6์„ ์ œ์™ธํ•œ 1, 2, 3 ์„ ๋”ํ•˜๋ฉด 6์œผ๋กœ ์ž์‹ ๊ณผ ๊ฐ™์Œ

๐Ÿ“• ์ฝ”๋“œ

#include<stdio.h>

int main()
{
    int total = 0;
    int number = 0;

    for (int i = 4; i <= 1000; i++) // 4๋ถ€ํ„ฐ 1000๊นŒ์ง€์˜ ์•ฝ์ˆ˜
    {
        number = 0; // ์•ฝ์ˆ˜ ์ดˆ๊ธฐํ™”
        for(int j = 1; j <= i-1; j++)
        {
            if(i % j == 0) // ์ž์‹ ์„ ์ œ์™ธํ•œ ์•ฝ์ˆ˜ ์ฐพ๊ธฐ
                number = number + j; // ์•ฝ์ˆ˜์˜ ํ•ฉ๊ณผ ๊ฐ™์€ ์ˆ˜
        }

        if(number == i) // ์•ฝ์ˆ˜์˜ ํ•ฉ์ด ๊ฐ™์„ ๋•Œ
        {
            printf("์•ฝ์ˆ˜์˜ ํ•ฉ๊ณผ ๊ฐ™์€ ์ˆ˜ : %d\n", number);
            total++; 
        }
    }

    printf("์ด ๊ฐฏ์ˆ˜ : %d\n", total);

    return 0;
}

๐Ÿ“• ์‹คํ–‰๊ฒฐ๊ณผ

์•ฝ์ˆ˜์˜ ํ•ฉ๊ณผ ๊ฐ™์€ ์ˆ˜ : 6
์•ฝ์ˆ˜์˜ ํ•ฉ๊ณผ ๊ฐ™์€ ์ˆ˜ : 28
์•ฝ์ˆ˜์˜ ํ•ฉ๊ณผ ๊ฐ™์€ ์ˆ˜ : 496
์ด ๊ฐฏ์ˆ˜ : 3

Process finished with exit code 0
์ €์ž‘์žํ‘œ์‹œ (์ƒˆ์ฐฝ์—ด๋ฆผ)

'๐ŸŽ“ University > ์˜คํ”ˆ์†Œ์Šค ๊ธฐ์ดˆ ํ”„๋กœ์ ํŠธ' ์นดํ…Œ๊ณ ๋ฆฌ์˜ ๋‹ค๋ฅธ ๊ธ€

[C์–ธ์–ด] ํฐ์ˆ˜์˜ ๋ฒ•์น™, ์ตœ์†Œ ์—ฐ์‚ฐ ์‚ฌ์šฉ ํšŸ์ˆ˜ ๊ตฌํ•˜๋Š” ๋ฒ•  (0) 2022.04.28
[C์–ธ์–ด] N ๋‘ ์ˆ˜์˜ ๊ณฑ์œผ๋กœ ํ‘œํ˜„ / ํฐ์ˆ˜์˜ ๋ฒ•์น™  (0) 2022.04.14
C์–ธ์–ด ์›”๊ธ‰ ์ ๊ธˆ / ๋‘ ๋‹คํ•ญ์‹์˜ ํ•ฉ ๊ณ„์‚ฐ  (0) 2022.04.07
C์–ธ์–ด ๊ฑฐ๋“ญ์ œ๊ณฑ ๊ตฌํ•˜๊ธฐ / ๋‘ ์  ์‚ฌ์ด์˜ ๊ฑฐ๋ฆฌ ๊ตฌํ•˜๊ธฐ  (0) 2022.03.19
    '๐ŸŽ“ University/์˜คํ”ˆ์†Œ์Šค ๊ธฐ์ดˆ ํ”„๋กœ์ ํŠธ' ์นดํ…Œ๊ณ ๋ฆฌ์˜ ๋‹ค๋ฅธ ๊ธ€
    • [C์–ธ์–ด] ํฐ์ˆ˜์˜ ๋ฒ•์น™, ์ตœ์†Œ ์—ฐ์‚ฐ ์‚ฌ์šฉ ํšŸ์ˆ˜ ๊ตฌํ•˜๋Š” ๋ฒ•
    • [C์–ธ์–ด] N ๋‘ ์ˆ˜์˜ ๊ณฑ์œผ๋กœ ํ‘œํ˜„ / ํฐ์ˆ˜์˜ ๋ฒ•์น™
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    • C์–ธ์–ด ๊ฑฐ๋“ญ์ œ๊ณฑ ๊ตฌํ•˜๊ธฐ / ๋‘ ์  ์‚ฌ์ด์˜ ๊ฑฐ๋ฆฌ ๊ตฌํ•˜๊ธฐ
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