[Java模板] gcd && lcm (最大公约数 和 最小公倍数) public class gcd_lcm { System.out.println(gcd(a, b)); System.out.println(a / gcd(a,b) * b); // LCM = ab / gcd(a,b) } static int gcd(int a, int b) { if (b == 0) return a; return gcd(b, a % b); } } 2. 3. 4. 5. 6. 7. 8. 9....
1266: gcd和lcm(Java) WUSTOJ 1266: gcd和lcm 参考 1naive1的博客 Description 已知a,b的最大公约数为x,也即gcd(a,b)=x; a,b的最小公倍数为y,也即lcm(a,b)=y.给出x,y.求满足要求的a和b一共有多少种。 Input 多组测试样例。每组给两个整数x,y.(1<=x<=100000,1<=y<=100...
publicclassTestFour{// 最大公约数方法publicstaticintgcd(inta,intb){return(a % b ==0) ? b : gcd(b, a%b); }// 最小公倍数publicstaticintlcm(inta,intb){returna*b/gcd(a, b); }publicstaticvoidmain(String[] args){intnumber1=6, number2 =8; System.out.println(number1 +" 和 "...
int gcd(int a,int b){ return !b ? a : gcd(b,a%b); } 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 2. 最小公倍数(LCM) 正整数a与b的最小公倍数是指a与b的所有公倍数中最小的那个公倍数。一般用lcm(a,b)来表示a和b的最小公倍数。 最小公倍数的求解在最大公约数的基础上进行。
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in Java Programs April 17, 2025 Comments Off on GCD Of Two Numbers In Java – Programs | 5 Ways Java program to find out the GCD between two numbers. Here, we will discuss the various methods to find out the GCD between two numbers. Also, we’ll learn how to calculate the GCD of...
privatestatic int lcm(int m, int n) { if(m < 0) m = -m; if(n < 0) n = -n; returnm * (n / gcd(m, n)); // parentheses importantto avoid overflow } //returna * b, stavingoff overflow as much as possible by cross-cancellation ...
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// Java program to find the // Lowest Common Multiple import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner SC = new Scanner(System.in); int num1 = 0; int num2 = 0; int rem = 0; int lcm = 0; int X = 0; int Y = 0; System.out...
Given two positive integers a and b, we can easily calculate the greatest common divisor (GCD) and the least common multiple (LCM) of a and b. But what about the inverse? That is: given GCD and LCM, finding a and b. Input