小测验-指针数学运算

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16

#include <iostream>
using namespace std;
const int MAX = 3;

int main (){
    int var[MAX] = {10, 100, 200};
    int *ptr;
    ptr = var;
    int n=0;
    while ( ptr <= &var[MAX - 1] ){
    n=n+*ptr;
    ptr++;
   }
    cout<<n;
    return 0;
}