#include <stdio.h>
 
#define COUNT 4
 
int main()
{
    int data[COUNT]
        = {4,3,1,2};
 
    int temp = 0;
    
    for (int i = 0; i < COUNT - 1; i++)
    {
        for (int j = 0; j < COUNT - 1 - i; j++)
        {
            if (data[j] > data[j + 1])
            {
                temp        = data[j];
                data[j]     = data[j + 1];
                data[j + 1] = temp;
            }
        }
    }
 
    for (int i = 0; i < COUNT; i++)
    {
        printf("%d ", data[i]);
    }
 
    return 0;
}