题解 | #牛牛的digit#

#include <stdio.h>

int func1(int x,int i)
{
    int count = 0;
    int arr[i];
    for (int a = 0; a < i; a++) {
        arr[a] = x%10;
        x = x/10;
    }
    for (int a = i-1; a >= 0; a--) {
        printf("%d",arr[a]);
    }
    return 0;
}
int main()
{
    int x,i;
    scanf("%d %d",&x,&i);
    int ret = func1(x,i);
  
}