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  1. #include <stdio.h>
  2. #include <string.h>
  3.  
  4. int main(void) {
  5. 	char str[] = "BUGMd`sozc0o`sx^0r^`vdr1ld|";
  6. 	for(int i = 0; i < strlen(str); i++){
  7. 		if(str[i] % 2 == 1){
  8. 		printf("%c", str[i] - 1);
  9. 		}
  10. 		else{
  11. 			printf("%c", str[i] + 1);
  12. 		}
  13. 	}
  14. 	return 0;
  15. }
  16.  
Success #stdin #stdout 0s 5304KB
comments (?)
stdin 
Standard input is empty
stdout 
CTFLearn{b1nary_1s_awes0me}
https://ideone.com/x9VZWu
language:
C (gcc 8.3)
created:
2 years ago
visibility:
public

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