C++解答

#include<bits/stdc++.h>
using namespace std;
int n;
int main()
{
	cin>>n;
	for(int i=1;i<=n;i++)
	{
		for(int j=1;j<=i;j++)
		cout<<j<<"*"<<i<<"="<<j*i<<" ";
		cout<<endl;
	}
   return 0;
}

Java解答

import java.util.Scanner;

public class Main {
  public static void main(String[] args) {
    Scanner cin = new Scanner(System.in);
    while (cin.hasNext()) {
      int n = cin.nextInt();
      for (int i = 1; i <= n; i++) {
        for (int j = 1; j <= i; j++) {
          System.out.print(j + "*" + i + "=" + (j * i) + " ");
        }
        System.out.println();
      }
    }
  }
}