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  1. #include <stdio.h>
  2. #include <stdbool.h>
  3.  
  4. int main(void) {
  5. 	int n;
  6. 	scanf("%d",&n);
  7. 	for(int i=0;i<n;i++){
  8. 		int a[5];
  9. 		for(int j=0;j<4;j++)
  10. 			scanf("%d",&a[j]);
  11. 		bool samegap=(a[3]-a[2]==a[2]-a[1]);
  12. 		if(samegap==1){
  13. 			int d=a[3]-a[2];
  14. 			a[4]=a[3]+d;
  15. 			for(int j=0;j<5;j++)
  16. 				printf("%d ",a[j]);
  17. 		}
  18. 		else{
  19. 			int r=a[3]/a[2];
  20. 			a[4]=a[3]*r;
  21. 			for(int j=0;j<5;j++)
  22. 				printf("%d ",a[j]);
  23. 		}
  24. 		printf("\n");
  25. 	}
  26. 	return 0;
  27. }
  28.  
Success #stdin #stdout 0s 5292KB
comments (?)
stdin
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2
1 2 3 4
1 2 4 8
stdout
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1 2 3 4 5 
1 2 4 8 16
https://ideone.com/F6mpGr
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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