ํฐ์คํ ๋ฆฌ ๋ทฐ
๐ฉ๐ป๐ป ๋ฌธ์
โ๐ป ํ์ด
๐จ Go
// https://www.acmicpc.net/problem/1934
package main
import (
"bufio"
"fmt"
"os"
)
func main() {
reader := bufio.NewReader(os.Stdin)
writer := bufio.NewWriter(os.Stdout)
defer writer.Flush()
var t int
fmt.Fscanln(reader, &t)
for i := 0; i < t; i++ {
var a, b int
fmt.Fscanln(reader, &a, &b)
fmt.Fprintln(writer, getLCM(a, b))
}
}
// ์ต์ ๊ณต๋ฐฐ์ ๊ตฌํ๊ธฐ (์ ํด๋ฆฌ๋ ์๊ณ ๋ฆฌ์ฆ ์ด์ฉ)
func getLCM(first, second int) (lcm int) {
return first * second / getGCD(first, second) // ๋ ์์ ๊ณฑ ๋๋๊ธฐ ์ต๋๊ณต์ฝ์
}
// ์ต๋ ๊ณต์ฝ์ ๊ตฌํ๊ธฐ (์ ํด๋ฆฌ๋ ์๊ณ ๋ฆฌ์ฆ ์ด์ฉ)
func getGCD(first, second int) (gcd int) {
if first < second { // fn์ ํฐ ๊ฐ์ ์ค๊ฒ ํ๊ธฐ
second, first = first, second
}
for second != 0 { // second๊ฐ 0์ด ๋ ๋๊น์ง ๋ฐ๋ณต
first, second = second, first%second
}
return first
}
๐จ Python3
# https://www.acmicpc.net/problem/1934
import sys
def get_gcd(first, second):
if first < second:
second, first = first, second
while second != 0:
first, second = second, first%second
return first
def get_lcm(first, second):
return first*second / get_gcd(first, second)
if __name__ == "__main__":
t = int(sys.stdin.readline())
for i in range(t):
a, b = list(map(int, sys.stdin.readline().split()))
print(int(get_lcm(a, b)))
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'dev > algorithm' ์นดํ ๊ณ ๋ฆฌ์ ๋ค๋ฅธ ๊ธ
BOJ / 2644๋ฒ / ์ด์๊ณ์ฐ [Go][Python3] (0) | 2020.12.10 |
---|---|
BOJ / 10867๋ฒ / ์ค๋ณต ๋นผ๊ณ ์ ๋ ฌํ๊ธฐ [Go][Python3] (0) | 2020.12.09 |
BOJ / 7785๋ฒ / ํ์ฌ์ ์๋ ์ฌ๋ [Go][Python3] (0) | 2020.12.07 |
BOJ / 2606๋ฒ / ๋ฐ์ด๋ฌ์ค [Go][Python3] (0) | 2020.12.06 |
BOJ / 1260๋ฒ / DFS์ BFS [Go][Python3] (0) | 2020.12.05 |
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