GESP二级-数字三角形字符图形绘制算法

#include<iostream>\nusing namespace std;\n\nint main(){\n int n;\n cin>>n;\n for(int i=1;i<=n;i++){\n for(int j=1;j<=n-i;j++){\n cout<<" ";\n }\n for(int k=1;k<=2*i-1;k++){\n cout<<k;\n }\n cout<<endl;\n }\n return 0;\n}