1、一维数组
int *p1 = new int[10]; //一维数组
//todo
delete[] p1;
2、二维数组m*n
int m = 10;
int n = 5;
int **p2 = new int*[m];
for (int i = 0; i < m; i++){
p2[i] = new int[n];
}
//todo
for (int i = 0; i < m; i++){
delete[] p2[i];
}
delete[] p2;
3、使用vector
//一维,n
vector<int> vec1(n);
/*for (int i = 0; i < n; i++){
cout << vec1[i] << ends;
}*/
//二维,m*n
vector<vector<int> > vec2(m, vector<int>(n));