avamsi

for _ in xrange(int(raw_input())):
	n, m = map(int, raw_input().split())
	if n > 2 and m > 2:
		r = min(n, m) - 1
		if r % 2:
			r -= 1
		m -= r
		n -= r
	if n is 1:
		print 'R'

avamsi

from __future__ import division
for _ in xrange(int(raw_input())):
	n = int(raw_input())
	out = 0
	for i in xrange(1, n + 1):
		out += n / i
	print '%.2f' % out

avamsi

def factor(x):
	if x is 1:
		return 1
	elif x is 3:
		return 360
	else:
		return 20 * factor(x - 1)
maya = {'S': 0, '.': 1, '-': 5}
n = int(raw_input())
while n:

avamsi

from __future__ import division
from math import ceil
while True:
	ing = map(int, raw_input().split())
	if ing[0] is -1:
		break
	m = int(ceil(max([ing[i] / ing[i + 4] for i in xrange(4)])))
	for i in xrange(4):
		print m*ing[i + 4] - ing[i],
	print

avamsi

numbers = 3012501 * [True]
a = [0]
for i in xrange(1, 500001):
	if a[-1] - i > 0 and numbers[a[-1] - i]:
		a.append(a[-1] - i)
		numbers[a[-2] - i] = False
	else:
		a.append(a[-1] + i)
		numbers[a[-2] + i] = False
while True:

avamsi

while True:
	n, d = map(int, raw_input().split())
	if n is 0:
		break
	else:
		print n ** d

avamsi

for _ in xrange(int(raw_input())):
	a, b, c = map(int, raw_input().split())
	print a**2 - 2*b

avamsi

for _ in xrange(int(raw_input())):
	n = int(raw_input())
	print n - n/2

avamsi

from math import pi, e, log
for _ in xrange(int(raw_input())):
	n = int(raw_input())
	try:
		print int(log(2*pi*n, 10)/2 + n * (log(n, 10) - log(e, 10))) + 1
	except ValueError:
		print 1

avamsi

#include <iostream>
#include <iomanip>
#include <vector>
#include <list>
#include <string.h>
#include <math.h>
using namespace std;

const int base = 1000000000; const int base_digits = 9;