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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main(int argc, char const *argv[])
  5. {
  6. 	char ch,prech;
  7. 	scanf("%c",&ch);
  8. 	prech = ch;
  9. 	int flag = 0;
  10. 	while(ch != '\n')
  11. 	{
  12. 		if (ch <'a' || ch > 'z'){
  13. 			flag = 1;
  14.  
  15. 		}
  16. 		else if (prech != ch){
  17. 					printf("%c",prech);
  18. 				prech = ch;
  19. 		}
  20. 		scanf("%c",&ch);
  21. 	}
  22. 	if (flag == 1)
  23. 		printf("%c error\n",prech);
  24. 	else
  25. 		printf("%c\n",prech);
  26. 	return 0;
  27. }
Time limit exceeded #stdin #stdout 5s 4520KB
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https://ideone.com/QplD73
language:
C++14 (gcc 8.3)
created:
5 years ago
visibility:
public

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