题解 | #数组元素处理#

#include <iostream>
#include <string.h>
using namespace std;
int *p;
int *q;
void func(int* p, int n);

int main() {

    int result[6] = {0};
    int arr[6] = {0 };
    p =arr;
    q =result;//创造一个数组存放结果并用另一个指针指向它的开头
    for (int i = 0; i < 6; i++) {
        cin >> arr[i];
    }
    func(arr, 6);
    memcpy(arr,result,sizeof(result))；//带string头文件的库函数memcpy(num2,num1,sizeof(num2))，把一个数组的所有元素赋值给另一个数组
    for (int i = 0; i < 6; i++) {
        if (i == 5) {
            cout << arr[i] << endl;
        }
        else {
            cout << arr[i] << " ";
        }
    }

    return 0;
}

void func(int* p, int n) {
    
    // write your code here......
    for(int j = 0;j<n;j++){
        if(*p == 0){p++;}
        else {
        *q = *p;
        q++;
        p++;
        }
    }

}