要用 System.gc() 清理内存
类必须命名成Main,一些大整数的操作
import java.math.BigInteger;
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner cin =
new Scanner(System.in);
int t,n;
t=
cin.nextInt();
BigInteger ans,m,d;
for(
int tt=1;tt<=t;tt++
) {
n=
cin.nextInt();
m=
cin.nextBigInteger();
ans=
m;
for(
int i=1;i<n;i++
) {
m=
cin.nextBigInteger();
d=
ans.gcd(m);
ans=
ans.multiply(m).divide(d);
}
System.out.println("Case "+tt+": "+
ans);
System.gc();
}
}
}
转载于:https://www.cnblogs.com/zsben991126/p/11130457.html
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