problem91.aarr

total = 0
loop x1 = 0 | x1 < 51 | x1 ++ |
  loop y1 = 0 | y1 < 51 | y1 ++ |
    loop x2 = 0 | x2 < 51 | x2 ++ |
      loop y2 = 0 | y2 < 51 | y2 ++ |
        okay = true
        if ( x1 == x2 )
          if ( y1 == y2 )
            okay = false
          }
        }
        if ( x1 == 0 )
          if ( y1 == 0 )
            okay = false
          }
        }
        if ( x2 == 0 )
          if ( y2 == 0 )
            okay = false
          }
        }
        if ( okay )
          a = ( ( x1 * x1 ) + ( y1 * y1 ) )
          b = ( ( x2 * x2 ) + ( y2 * y2 ) )
          c = ( ( ( x1 - x2 ) * ( x1 - x2 ) ) + ( ( y1 - y2 ) * ( y1 - y2 ) ) )
          if ( a + b == c )
            total ++
          }
          if ( b + c == a )
            total ++
          }
          if ( c + a == b )
            total ++
          }
        }
      }
    }
  }
}
print ( total / 2 )