Merge pull request tarunsinghofficial#1815 from Nk786786/main

Update 2048.cpp

2048.cpp

@@ -225,8 +225,8 @@ int checkover(int a[4][4])
 int main()
 {
  cout<<"\n\n\n\n\t\t\t2048 GAME\n\n\n\t\tPress any key to continue";
- getch();
- system("cls");
+ getch(); // It will take an input from the keyboard.
+ system("cls"); // It will clear the screen.
  int i1,i2,i3,i4,i,j;
  int a[4][4]={0},tmp[4][4]={0};
  srand(time(0));
@@ -245,8 +245,8 @@ int main()
  int ch;
  while (1)
  {
- for(i=0;i<4;i++)
- for(j=0;j<4;j++)
+ for(i=0;i<4;i++) //Outer for loop.
+ for(j=0;j<4;j++) //Inner for loop.
  tmp[i][j]=a[i][j];
  ch=getch();
  system("cls");