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πŸƒ‍♀️programmers/Java

Λšβ‚Šβœ©β€§β‚Š ν”„λ‘œκ·Έλž˜λ¨ΈμŠ€ - java 두 수의 λ‚˜λˆ—μ…ˆ Λšβ‚Šβœ©β€§β‚Š

HYEJU01 2024. 5. 14. 10:24
체감 Level : β˜…β˜†β˜† 
Review: μ—°μ‚°μ˜ ν˜•λ³€ν™˜μ— λŒ€ν•΄ μ•Œμ•„μ•Ό ν•˜λŠ” 문제!!

 

 

 

 πŸ’‘λ‚˜λˆ—μ…ˆ 연산을 μ†Œμˆ˜μ κΉŒμ§€ λ‚˜μ˜€κ²Œν•˜κ³ , 이 값에 1000을 κ³±ν•œ λ’€

μ†Œμˆ˜μ μ€ λ²„λ €μ„œ λ¦¬ν„΄ν•΄μ•Όν•œλ‹€.

 

ν˜•λ³€ν™˜μ€ μž‘μ€ νƒ€μž… -> 큰 νƒ€μž… 으둜 κ°ˆλ•Œμ—λŠ” λ¬΅μ‹œμ ,μžλ™ν˜•λ³€ν™˜μ΄ λ˜μ§€λ§Œ 

큰 νƒ€μž… -> μž‘μ€ νƒ€μž…μœΌλ‘œ 갈 λ•Œμ—λŠ” λͺ…μ‹œμ ,κ°•μ œ ν˜•λ³€ν™˜μ„ ν•΄μ€˜μ•Όν•œλ‹€.

 

μ •μˆ˜ / μ •μˆ˜ => μ •μˆ˜ν˜• (λ‚˜λ¨Έμ§€ 버렀짐)

μ •μˆ˜ / μ‹€μˆ˜ => μ‹€μˆ˜ν˜• (μžλ™ ν˜•λ³€ν™˜)

 

num1, num2 κ°€ int ν˜•μ΄λ―€λ‘œ λ‚˜λˆ—μ…ˆ μ—°μ‚°μ‹œ μ†Œμˆ˜μ μ΄ 버렀진닀.

λ²„λ €μ§€μ§€μ•Šλ„λ‘ (double) ν˜•μœΌλ‘œ ν˜•λ³€ν™˜μ„ μ‹œμΌœμ€€λ‹€.

μ΄λ•Œ ν”Όμ—°μ‚°μž 쀑 ν•˜λ‚˜κ°€ double νƒ€μž…μ΄λ©΄ λœλ‹€!

 

λ§ˆμ§€λ§‰μœΌλ‘œ 리턴값은 μ†Œμˆ˜κ°’μ„ λ²„λ €μ•Όν•˜λ―€λ‘œ

(int) 둜 κ°•μ œν˜•λ³€ν™˜μ„ μ‹œμΌœμ€€λ‹€.

class Solution {
    public int solution(int num1, int num2) {
    
        double answer = (double) num1/num2 *1000;
        
        return (int)answer;
    }
}