Submission #422142

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Source Code Expand

import java.util.Scanner;
public class Main
{
	private void solve()
	{
		Scanner cin = new Scanner(System.in);
		int n = cin.nextInt();
		int[] A = new int[n+1];
		int[] B = new int[n+1];
		for(int i = 1;i<n+1;i++)
		{
			A[i] = cin.nextInt();
			B[i] = cin.nextInt();
		}
		int K = 2 * n;
		int[] C = new int[K + 1];
		for(int k = 1;k<C.length;k++)
		{
			for(int i = 1;i<k;i++)
			{
				//System.out.println("k: "+k+"i: "+i);
				if(i >= A.length || k - i < 0 || k - i >= B.length)
				{
					//C[k] = 0;
					continue;
				}else
				{
					C[k] += A[i] * B[k - i];
				}
			}
		}
		
		for(int i = 1;i<C.length;i++)
		{
			System.out.println(C[i]);
		}
	}
	public static void main(String[] args)
	{
		new Main().solve();
	}
}

Submission Info

Judge Result