20241010_043117 c语言 悬空指针

#include <stdio.h>  
#include <stdlib.h>
#include <time.h>

int* fn(){
	int a = 10;
	int* p = &a;
	return p;
}

 
int main() {

	int* pp = fn();
	printf("hi");
	printf("%d",*pp);

    return 0;  
}