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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main()
  5. {
  6. 	int F[11];
  7. 	F[0]=0;
  8. 	F[1]=0;
  9. 	F[2]=2;
  10. 	for(int i=3;i<10;i++){
  11. 	int temp=0;
  12. 	for(int j=0;j<i-1;j++){
  13. 		temp+=2*F[j];
  14. 	}
  15. 	F[i]=temp+2*i-2;	
  16. 	}
  17. 	for(int i=0; i<10;i++){
  18. 		printf("\n%d %d",i,F[i]);
  19. 	}
  20. }
Success #stdin #stdout 0s 15224KB
comments (?)
stdin
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Standard input is empty
stdout
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0 0
1 0
2 2
3 4
4 10
5 20
6 42
7 84
8 170
9 340
https://ideone.com/shg0Ww
language:
C++ (gcc 8.3)
created:
6 years ago
visibility:
secret

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