解题思路:
注意事项:
参考代码:
import java.util.Scanner;
public class Main {
@SuppressWarnings("null")
public static void main(String[] args){
int i;
Scanner scanner=new Scanner(System.in);
int input=scanner.nextInt();
int H=input/3600;
int M=input%3600/60;
int S=input%3600%60;
System.out.print(H+":"+M+":"+S);
}
}
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