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  1. #include <iostream>
  2. using namespace std;
  3. int main() {
  4.     int N;
  5.     cin>>N;
  6.     cout<<"0"<<endl;
  7.     int i=2;
  8.      int a=0,b=1,c;
  9.     for(;i<=N;i++){
  10.  
  11.         for(int j=1;j<=i;j++){
  12.             c=a+b;
  13.             cout<<c<<"\t";
  14. a=b;
  15. b=c;
  16.         }
  17.         cout<<endl;
  18.     }
  19.  
  20.  
  21. return 0;
  22. }
  23.  
Success #stdin #stdout 0s 15240KB
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stdin
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0
1	2	
3	5	8	
13	21	34	55	
89	144	233	377	610
https://ideone.com/47A2M5
language:
C++ (gcc 8.3)
created:
6 years ago
visibility:
public

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