हाउ मेनी नंबर्स ऑफ परफेक्ट क्यूब फ्रॉम वन टू थ्री 1 से 1000 तक कुल कितनी संख्या में पूर्ण घन है
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Answer:
How many perfect cube are between 1 and 1000?
The easy way:
]a=.1 2 3 4 5 6 7 8 9 10^3
1 8 27 64 125 216 343 512 729 1000
How many?
#a
10
The brute force way:
Generate all the integers from 1–1000, take the cube root of each, & store in b.
b=.1r3^~1+i.1000
Find all the cube roots in b that have exact integer values, and list the original integer:
b#~-.,1e7< }."1 (2&x:)b
1 2 3 4 5 6 7 8 9 10
Step-by-step explanation:
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