#include<iostream> // cin\cout\endl #include<cstdio> //scanf()\printf() #include<cstring> // strcpy()\strcat()\strcmp()\strlen()\memset() #include<cmath> //sqrt()\pow()\abs()\ceil()\floor()\max()\min() using namespace std; int main(){ int n;int a[31][31]={0}; cin>>n; for(int i=1;i<=n;i++){ for(int j=1;j<=i;j++){ if(j==1){a[i][1]=i;continue;} if(j==i){a[i][j]=i;continue;} a[i][j]=a[i-1][j]+a[i-1][j-1]; } } for(int i=1;i<=n;i++){cout<<i; for(int j=2;j<=i;j++){ cout<<" "<<a[i][j]; } cout<<endl; } return 0; }