Code:#include <iostream> using namespace std; int main() { int input ,number = 0,mult = 1,header = 1; cout<<"Enter a number from 2 to 15 "; cin>>input; if (input > 15 || input < 2) { cout<<"invalid value, please enter a number from 2 to 15 only."<<endl; } else { cout<<" "; while (header <= input) { if (header > 9) { cout<<" "<<header; header++; } else { cout<<" "<<header; header++; } } cout<<"\n"; cout<<" .---"; header = 1; while (header++ < input) { cout<<"----"; } cout<<"\n"; while (number < input) { number++; if (number <= 9) cout<<" "<<number<<" |"; else cout<<number<<" |"; while (mult <= input) { if ((number * mult) <= 9) { cout<<" "; } if ((number * mult) > 9 && (number * mult) <= 99) { cout<<" "; } if ((number * mult) > 99) { cout<<" "; } cout<<number * mult; mult++; } mult = 1; cout<<"\n"; } } }