题解 | 23年OPPO-a的翻转

#include <stdio.h>
#include<string.h>
#include<stdlib.h>
int fun(int x)
{
    char arr1[20] = {0};
    char arr2[20] = {0};
    sprintf(arr1,"%d",x);
    int right = strlen(arr1) - 1;
    int i = 0;
    int j = 0;
    for(i = 0,j = right;j>=0;i++,j--)
    {
        arr2[i] = arr1[j];
    }
    return atoi(arr2);


}
int main()
{
   int num  = 0;
   scanf("%d",&num);
   //反转
   int sum = fun(num);
   printf("%d\n",sum+num);
    return 0;
}