1.cpp

3173 hdu 希望对大家有点帮助 免费的哟

#include<iostream>
#include<cstring>
using namespace std;
int main()
{

	int N,S,a[21][21],i,j;
	memset(a,-1,sizeof(a));	
	cin>>N>>S;
	for(i=1;i<=N;i++)
		for(j=1;j<=i;j++)
		{
			a[j][i]=S;
			S++;
			if(S==10)
				S=1;
		}
		for(i=1;i<=N;i++)
		{
			for(j=1;j<=N-1;j++)
			{
				if(a[i][j]==-1)
					cout<<"  ";
				else 
					cout<<a[i][j]<<" ";
			}
			cout<<a[i][j];
			cout<<endl;
		}
		return 1;
}