다차원배열과제

다차원배열1

#include <stdio.h>
int main(void)
{
    int a[50][50];
    int i, j;
    int key;
    scanf("%d", &key);
    for (i = 0; i < key; i++)
    {
        for (j = 0; j < key; j++)
        {
            a[i][j] = j+i*key+1;
        }
    }
    for (i = 0; i < key; i++)
    {
        for (j = 0; j < key; j++)
        {
            printf("%d ", a[i][j]);
        }
        puts("");
    }
}
 

#include <stdio.h>
int main(void)
{
    int a[50][50];
    int i, j;
    int key;
    scanf("%d", &key);
    for (i = 0; i < key; i++)
    {
        for (j = 0; j < key; j++)
        {
            a[i][j] = i+j*key+1;
        }
    }
    for (i = 0; i < key; i++)
    {
        for (j = 0; j < key; j++)
        {
            printf("%d ", a[i][j]);
        }
        puts("");
    }
}
 
 
 

다차원배열3

#include <stdio.h>
int main(void)
{
    int a[50][50];
    int i, j;
    int key;
    int temp = 0;
    scanf("%d", &key);
    for (i = 0; i < key; i++)
    {
        for (j = 0; j < key; j++)
        {
            a[i][j] = j+i*key+1;
        }
    }
    for (i = 1; i < key; i++)
    {
        for (j = 0; j < key; j++)
        {
            a[i][key - j-1] = j + i*key + 1;
        }
        i++;
    }
    for (i = 0; i < key; i++)
    {
        for (j = 0; j < key; j++)
        {
            printf("%d ", a[i][j]);
        }
        puts("");
    }
}
 
 
 

#include <stdio.h>
int main(void)
{
    int a[50][50];
    int i, j;
    int key;
    int temp = 0;
    scanf("%d", &key);
    for (i = 0; i < key; i++)
    {
        for (j = 0; j < key; j++)
        {
            a[j][i] = j+i*key+1;
        }
    }
    for (i = 1; i < key; i++)
    {
        for (j = key-1; j >= 0; j--)
        {
            a[key-j-1][i] = j + i * key + 1;
        }
        i++;
    }
    for (i = 0; i < key; i++)
    {
        for (j = 0; j < key; j++)
        {
            printf("%d ", a[i][j]);
        }
        puts("");
    }
}
 
 
 
 
 
 
 

#include <stdio.h>
int main(void)
{
    char a[200] = { 0, };
    int i;
    int key;
    int count;
    int temp;
    scanf("%d", &key);
    getchar();
    gets_s(a, sizeof(a));
    int dcount = 0;
    if (key % 3 == 0)
    {
        count = key / 3 - 1;
    }
    else
        count = key / 3;
    temp = 1;
    for (i = key-1; i >= 0; i--, temp++)
    {
        printf("%c", a[key-i-1]);
        if (key >= 4 && i%3==0 && temp != 0)
        {
            if (dcount == count)
            {
                temp = 0;
            }
            else
            {
                dcount++;
                printf(",");
            }
        }
    }
}
 
 
 
 
 
 
 

#include <stdio.h>
int main(void)
{
    int a[50][50] = { 0, };
    int key;
    int i = 0;
    int j = -1;
    int p;
    int direction = 1;
    int d = 1;
    int temp;
    scanf("%d", &key);
    temp = key;
    while (1)
    {
        for (p = 0; p < key; p++)
        {
            j += direction;
            a[i][j] = d;
            d++;
        }
        key--;
        if (key <= 0)
            break;
        for (p = 0; p < key; p++)
        {
            i += direction;
            a[i][j] = d;
            d++;
        }
        direction *= -1;
    }
    for (i = 0; i < temp; i++)
    {
        for (j = 0; j < temp; j++)
        {
            printf("%d ", a[i][j]);
        }
        puts("");
    }
}