Created
April 25, 2013 16:39
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/* Dado un número n, sacar todas las sumas con números enteros no negativos */ | |
def sumnumant(num) | |
x = num | |
i = 0 | |
numsum = (num/2)+1 | |
puts "Cantidad de sumas: #{numsum.to_i}" | |
while i < num do | |
res = i + (num-i) | |
puts "#{i} + #{num-i}= #{res}" | |
i+=1 | |
end | |
end | |
sumnumant(5) | |
def cubo(num) | |
i = 1 | |
res = 0 | |
cuad = num * num | |
for i in i..num do | |
i += 1 | |
res += cuad - (num-1) | |
cuad += 2 | |
end | |
print "#{res}" | |
end | |
cubo(4) |
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