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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. 	// your code goes here
  5. 	int a,n;
  6. 	a=3;
  7. 	n=0;
  8. 	do
  9. 	{
  10. 		a=2*a-1;
  11. 		n=n+1;
  12. 	}
  13. 	while(a<=10000);
  14. 	printf("初めて10000を超える値は%dです。\n",a);
  15. 	printf("この値は%d番目の値です。\n",n);
  16. 	return 0;
  17. }
  18.  
Success #stdin #stdout 0s 5304KB
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Standard input is empty
stdout
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初めて10000を超える値は16385です。
この値は13番目の値です。
https://ideone.com/HS7laK
language:
C (gcc 8.3)
created:
9 days ago
visibility:
public

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