# -*- coding: utf-8 -*- from random import seed, random def rand_part_1(x, n): "x - number, n - part count" seed() parts = [] for i in range(0, n): weight = random() part = weight * x x -= part parts.append(part) return parts def rand_part_2(x, n): "x - number, n - part count" seed() parts = [] for i in range(0, n): parts.append(random()) s = sum(parts) for i in range(0, n): parts[i] *= x / s return parts if __name__ == '__main__': x = float(raw_input("Enter number: ")) n = int(raw_input("Enter parts count: ")) parts_1 = rand_part_1(x, n) sum_1 = sum(parts_1) for i in range(0, n): print parts_1[i], ' + ', print ' = ', sum_1 parts_2 = rand_part_2(x, n) sum_2 = sum(parts_2) for i in range(0, n): print parts_2[i], ' + ', print ' = ', sum_2 #Enter number: 5 #Enter parts count: 10 #0.724397840514 + 0.864080581531 + 2.83876459549 + 0.253212325318 + 0.15847715138 + 0.153255528692 + 0.00300477682509 + 0.00336255524947 + 0.000426331894112 + 0.000524482284921 + = 4.99950616918 #0.0148136779586 + 0.34764561011 + 1.00407211725 + 0.0647163032313 + 0.915063503618 + 0.470163509838 + 1.02061204438 + 0.108516794011 + 0.920641906705 + 0.133754532901 + = 5.0