Sicily 1926. 测试题

1926. 测试题

Constraints

Time Limit: 1 secs, Memory Limit: 32 MB , Framework Judge

Description

请完成一下类的定义和实现。不需要包含主函数

class NumCal {
    int *p;    // 数组首地址
    int size; // 数组size
public:
    int sum(); // 计算数组元素和
    NumCal(); // 构造函数
    NumCal(int *new_p, int new_size); // 构造函数

};

// Problem#: 1926// Submission#: 3279975// The source code is licensed under Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License// URI: http://creativecommons.org/licenses/by-nc-sa/3.0/// All Copyright reserved by Informatic Lab of Sun Yat-sen Universityclass NumCal {    int *p;    // 数组首地址    int size; // 数组sizepublic:    int sum() {        int s = 0;        for (int i = 0; i < size; i++) s += *(p + i);        return s;    }    NumCal() {        p = new int[1000000];        size = 0;    }    NumCal(int *new_p, int new_size) {        delete []p;        p = new int[new_size];        for (int i = 0; i < new_size; i++) {            p[i] = new_p[i];        }        size = new_size;    }};