C++ primer P116 练习3.43

#include <iostream>#include <string>#include <vector>using namespace std;int main(){   int ia[3][4] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 };   for (int (&p)[4] : ia){      for (int q : p){         cout << q << " ";      }      cout << endl;   }   for (int i = 0; i < 3;i++){      for (int j = 0; j < 4;j++){         cout << ia[i][j]<<" ";      }      cout << endl;   }   for (int i = 0; i < 3; i++){      for (int j = 0; j < 4; j++){         cout << *((*ia + i) + j) << " ";      }      cout << endl;   }   return 0;}