View Code of Problem 77

#include <stdio.h>

int main(void)
{
    int a;
    while(scanf("%d",&a) != EOF)
    {
        int i,arr[4];
        for(i = 0;i < 4;i++)
        {
            arr[3 - i] = a % 10;
            a /= 10;
        }
        for(i = 0;i < 4;i++)
            printf("%c ",arr[i] + 48);
        printf("\n");
    }
    return 0;
}