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Sample Fragments using nested for loops


Nested FOR loops are often used to produce DESIGNS:

// The Isosceles Right Triangle (made with capital letters)
for (outer = 'F' ; outer >= 'A' ; outer--)

     for (inner = 'A' ; inner <= outer; inner++)
     { 
          System.out.print(inner); 
     } 

     System.out.println( );
}
ABCDEF
ABCDE
ABCD
ABC
AB
A


// Rectangle comprised of x's
for (rows = 0; rows < 4; rows++) 

     for (col = 0; col < 12; col++) 
     { 
          System.out.print("x") ; 
     }

     System.out.println( );
}
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xxxxxxxxxxxx
xxxxxxxxxxxx
xxxxxxxxxxxx


                     
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