fork download
copy 
  1. #include<stdio.h>
  2. #include<stdlib.h>
  3. #include<string.h>
  4. char* solution(char *A)
  5. {       
  6.    	int l=0,m=0,h,N;
  7. 	N = strlen(A);
  8. 	h = N-1;
  9.    	char temp;
  10. 		while(m<=h){
  11.  
  12. 			switch(A[m]){
  13. 			case 'R': temp = A[l];
  14. 				A[l++]=A[m];
  15. 				A[m++]=temp;
  16. 				break;
  17. 			case 'G': m++;
  18. 				break;
  19. 			case 'B': temp = A[m];
  20. 				A[m] = A[h];
  21. 				A[h--] = temp;
  22. 				break;
  23. 			}
  24. 		}
  25. 	return A;
  26. }
  27.  
  28. int main(){
  29.     int i;
  30.     char A[20000000],*R;
  31.     scanf("%s",A);
  32.     R = solution(A);
  33.     printf("%s",R);
  34.     return 0;
  35. }
Success #stdin #stdout 0s 28840KB
comments (?)
stdin
copy 
GGGGGGGGGGGGGGGGGGBBBBBBBBBBBRRRRRRRRR
stdout
copy 
RRRRRRRRRGGGGGGGGGGGGGGGGGGBBBBBBBBBBB
https://ideone.com/ZofCx2
language:
C (gcc 8.3)
created:
7 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!