Assume  a class  Window with accessor method  getWidth that accepts no parameters  and returns an integer . Assume  further an array  of 3 Window elements  named  winarr, has been declared  and initialized . Write a sequence of statements  that prints out the width of the widest window in the array .( this question is from myprograminglab)Thank you !!
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int maxVal = winarr[0].getWidth();
for(int i = 1; i < WINARR_SIZE; i++) 
{
   if(winarr[i].getWidth() > maxVal)
      maxVal = winarr[i].getWidth();
}
cout << "The widest width of the windows is: "
	<< maxVal << endl;
  |  | 
 
error:./CTest.cpp: In function ‘int main()’:
./CTest.cpp:14:21: error: ‘WINARR_SIZE’ was not declared in this scope
  for(int i = 0; i < WINARR_SIZE; i++) 
                     ^
./CTest.cpp:16:31: error: ‘maxVal’ was not declared in this scope
     if(winarr[i].getWidth() > maxVal)
                               ^
./CTest.cpp:20:6: error: ‘maxVal’ was not declared in this scope
   << maxVal
      ^
./CTest.cpp:22:1: error: expected ‘;’ before ‘}’ token
 }
error:./CTest.cpp: In function ‘int main()’:
./CTest.cpp:14:21: error: ‘WINARR_SIZE’ was not declared in this scope
  for(int i = 0; i < WINARR_SIZE; i++) 
                     ^
./CTest.cpp:16:31: error: ‘maxVal’ was not declared in this scope
     if(winarr[i].getWidth() > maxVal)
                               ^
./CTest.cpp:20:6: error: ‘maxVal’ was not declared in this scope
   << maxVal
      ^
./CTest.cpp:22:1: error: expected ‘;’ before ‘}’ token
 }