TonfaiGeneratingTriangles

#include <bits/stdc++.h>
using namespace std;

int main(){
    ifstream fin("generatingtriangles.in");

    int N, S;
    fin >> N >> S;

    vector<vector<int>> temp_tri(N);
    int curr_num = S;
    for(int i = 0; i<N; i++){
        for(int j = 0; j<i+1; j++){
            //cout << "i: " << i << endl;
            temp_tri[i].push_back(curr_num);
            curr_num++;
            if(curr_num > 9){
                curr_num = 1;
            }
        }
    }
    //cout << temp_tri[1][0] << endl;
    //cout << temp_tri[0][0] << " " << temp_tri[1][0] << temp_tri[2][0] << " " << temp_tri[3][0] << " " << temp_tri[4][0] << endl;
    for(int i = 0; i<N; i++){
        for(int j = 0; j<i; j++){
            cout << " " << " ";
        }
        for(int j = i; j<N-1; j++){
            cout << temp_tri[j][i] << " ";
        }
        cout << temp_tri[N-1][i] << endl;
    }
}