How To Print "HAPPY" In A Triangle In C++?

Write a c plus plus program to print the following triangle 1 22 333 4444 55555?

• Answer:

  #include<iostream.h> #include<conio.h> int main() { clrscr(); cout<<"TRIANGLE OF NUMBERS"<<endl; for(int i=1;i<=5;i++) { for(int j=1;j<=i;j++) { cout<<"%d"<<i; } cout<<"\n";// instead of \n can have \t according to requirement } getch(); return 0; }