#include <iostream> using namespace std; int main() { int arr[4][3] = {{22,66,44}, {77,33,88}, {25,45,65},{11,66,99}}; int sum = 0; for(int i = 0; i < 4; i++) { for(int j = 0; j < 3; j++) { sum += arr[i][j]; } } cout <&l...