请问我的应该这道题怎么做

#define _CRT_SECURE_NO_WARNINGS

#include <stdio.h>

int main(void) {
  int a, b;

  scanf("%d%d", &a, &b);
  while ((a < 0 || a > 10) || (b < 0 || b > 10)) {
    scanf("%d%d", &a, &b);
  }
  printf("%d\n", a + b);
  return 0;
}