#include <stdio.h>int lzhzuibang(int l){int sum;if(l==1){return 10;}else{sum = (lzhzuibang(l-1))+2;printf("第%d个人%d岁\n",l,sum);return sum;}}int main(){int y = lzhzuibang(5);printf("第五个人的年龄是%d岁\n",y);getchar();}还是不太懂递归函数大神帮忙解释一下