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  1. #include <stdio.h>
  2. #include <string.h>
  3.  
  4. int main(void) {
  5. 	char input[10000];
  6. 	char output[10000];
  7. 	fgets(input, 1000, stdin);
  8. 	int index = 0;
  9. 	int space = 0;
  10. 	while(input[index++] == ' ');
  11. 	int end = strlen(input) - 1;
  12. 	while(input[end] == ' '){
  13. 		input[end--] = '\0';
  14. 	}
  15.  
  16. 	while(input[index] != '\0' && input[index] != '\n' && input[index] != '\r'){
  17. 		if(input[index] == ' '){
  18. 			if(space == 0){
  19. 				space == 1;
  20. 				printf("%c", input[index]);
  21. 			}
  22. 		}
  23. 		else{
  24. 			space = 0;
  25. 			printf("%c", input[index]);
  26. 		}
  27. 		index++;
  28. 	}
  29. 	return 0;
  30. }
  31.  
Success #stdin #stdout 0.01s 5324KB
comments (?)
stdin
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    Hello   world   from  C
stdout
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ello   world   from  C
https://ideone.com/KUFphR
language:
C (gcc 8.3)
created:
2 days ago
visibility:
public

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