This commit is contained in:
xliu79
2020-07-18 17:09:29 +08:00
parent 5354c10742
commit 31c5da6aa2
28 changed files with 674 additions and 0 deletions

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#include<iostream>
using namespace std;
int main(){
const int *ptr;
*ptr=10; //error
}

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#include<iostream>
using namespace std;
int main(){
const int p = 10;
const void *vp = &p;
void *vp = &p; //error
}

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#include<iostream>
using namespace std;
int main(){
const int *ptr;
int val = 3;
ptr = &val; //ok
int *ptr1 = &val;
*ptr1=4;
cout<<*ptr<<endl;
}