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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main() {
  5.  
  6.     int n;
  7.       cin >> n;
  8.     int start = 1;
  9.        for ( int i =1;i<=n;i+=1)
  10.     {
  11.        for(int s=1 ;s<=n-1 ; s++)
  12.        {
  13.        cout << " ";
  14.        }
  15.       for(int j =1; j<= 2*i-1 ;j++)
  16.      { 
  17.  
  18.      cout << "*" ;
  19.      }
  20.  
  21.     start+=2;
  22.     cout  << endl;
  23.  
  24.       for (int i=1;i<=0;i++)
  25.       {
  26.          for(int s =1; s <=n-1;s++ )
  27.            {
  28.            cout << " " ;
  29.            }
  30.  
  31.              for(int j=1 ; j<=2*i-1 ; j--)
  32.              {
  33.              cout << "*" ;
  34.              }
  35.              start --;
  36.  
  37.              cout <<  endl;
  38.       }
  39.  
  40.  
  41.  
  42.  
  43.     }
  44.     }
  45.  
  46.  
  47.  
Success #stdin #stdout 0.01s 5316KB
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stdin
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stdout
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   *
   ***
   *****
   *******
https://ideone.com/DW0mPM
language:
C++14 (gcc 8.3)
created:
12 hours ago
visibility:
public

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