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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4. int main(void){
  5. 	char *UserInput = calloc(1, sizeof(char));
  6. 	int i = 1, ii = 0;
  7. 	printf("Enter a message! \n");
  8. 	while(scanf("%c", UserInput + ii) == 1 && UserInput[ii] != '\n'){
  9. 		ii = i++;
  10. 		UserInput=realloc(UserInput, i * sizeof(char));//Need check return value of realloc
  11. 	}
  12. 	for(i=0;i<=ii;i++){
  13. 		printf("%c",*(UserInput+i));
  14. 	}
  15. 	free(UserInput);
  16.  
  17. 	return 0;
  18. }
Success #stdin #stdout 0s 9424KB
comments (?)
stdin
copy 
it will show it back to me, but if I typed something with more characters it doesn't.
stdout
copy 
Enter a message! 
it will show it back to me, but if I typed something with more characters it doesn't.
https://ideone.com/ErKreS
language:
C99 (gcc 8.3)
created:
8 years ago
visibility:
public

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