指针
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#define _CRT_SECURE_NO_WARNINGS#include<stdio.h>#include<stdlib.h>void main(){char a, *pa;a = 10;pa = &a;pa = "123";printf("%d",a);system("pause");}
答案却是 10
#include<stdio.h>#include<stdlib.h>void main(){char a, *pa;a = 10;pa = &a;*pa = 20;printf("%d\n",a);system("pause");}
答案是 20
#include<stdio.h>#include<stdlib.h>void main(){char a, *pa;a = 10;pa = &a;pa = 20;printf("%d\n",a);system("pause");}
答案却是10
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