3086.txt

北大ACM题目例程 详细的解答过程 程序实现 算法分析

Source

Problem Id:3086  User Id:fzk 
Memory:2992K  Time:234MS
Language:Java  Result:Accepted

Source 

import java.util.*;
import java.io.*;

public class Main {
	static public void main( String [] str ) throws Exception{
		int n;
		int m;
		Scanner cin = new Scanner( System.in );
		n = cin.nextInt();
		for( int k=1; k<=n; k++ ) {
			m = cin.nextInt();
			int sum = 0;
			for( int i=1; i<=m; i++ )
				sum += i*(1+i+1)*(i+1)/2;
			System.out.println( k+" "+m+" "+sum );
		}
		return;
	}
}