public static void Solve(Stream stdin, Stream stdout)
{
IScanner scanner = new OptimizedPositiveIntReader(stdin);
// uncomment when you need more advanced reader
scanner = new Scanner(stdin);
// scanner = new LineReader(stdin);
var writer = new BufferedStdoutWriter(stdout);
var numberOfTestCases = scanner.NextInt();
for (var i = 0; i < numberOfTestCases; i++)
{
BigInteger x1 = scanner.NextInt();
BigInteger y1 = scanner.NextInt();
var operation = scanner.Next();
BigInteger x2 = scanner.NextInt();
BigInteger y2 = scanner.NextInt();
Tuple<BigInteger, BigInteger> result;
switch (operation)
{
case "+":
result = Add(x1, y1, x2, y2);
break;
case "-":
// to substract is like to add but with the oposite sign
result = Add(x1, y1, -x2, y2);
break;
case "*":
result = Multiply(x1, y1, x2, y2);
break;
case "/":
// to divide is like to multiple by the oposite
result = Multiply(x1, y1, y2, x2);
break;
default:
throw new InvalidOperationException("no operation for:" + operation);
}
writer.Write(result.Item1);
writer.Write(" / ");
writer.Write(result.Item2);
writer.Write("\n");
}
writer.Flush();
}
public static void Solve(Stream stdin, Stream stdout)
{
IScanner scanner = new OptimizedPositiveIntReader(stdin);
// uncomment when you need more advanced reader
scanner = new Scanner(stdin);
// scanner = new LineReader(stdin);
var writer = new BufferedStdoutWriter(stdout);
// radius
float r;
// marked
int m;
// circle
int c;
while (true)
{
r = scanner.NextFloat();
m = scanner.NextInt();
c = scanner.NextInt();
if (m == 0 && c == 0)
break;
var circleSize = Math.PI * r * r;
var estimatedSize = (c * 2 * r * 2 * r) / (float)m;
writer.Write(circleSize.ToString(CultureInfo.InvariantCulture));
// writer.Write(circleSize.ToString(CultureInfo.InvariantCulture));
writer.Write(" ");
writer.Write(estimatedSize.ToString(CultureInfo.InvariantCulture));
// writer.Write(estimatedSize.ToString(CultureInfo.InvariantCulture));
writer.Write("\n");
}
writer.Flush();
}
public static void Solve(Stream stdin, Stream stdout)
{
IScanner scanner = new OptimizedIntReader(stdin);
// uncomment when you need more advanced reader
scanner = new Scanner(stdin);
BufferedStdoutWriter writer = new BufferedStdoutWriter(stdout);
var size = scanner.NextInt();
Point[] points = new Point[size];
for (int i = 0; i < size; i++)
{
points[i] = new Point(scanner.NextInt(), scanner.NextInt());
}
// var result = OldSolution.Solve(points);
var result = Solve(ref points);
writer.Write(result);
writer.Write("\n");
writer.Flush();
}