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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3. int a(char s[]){
  4. 	int i;
  5. 	for(i=0;s[i]!='\0';i++);
  6. 	return i;
  7. }
  8.  
  9. int main(void) {
  10. 	int i,size;
  11. 	char t[1024];
  12. 	char *s;
  13. 	scanf("%s",t);
  14. 	size=a(t);
  15. 	s=(char *)malloc(sizeof(char)*(size+1));
  16. 	for(i=0;i<size;i++){
  17. 		s[i]=t[i];
  18. 	}
  19. 	s[size]='\0';
  20. 	printf("%d:%s",size,s);
  21. 	free(s);
  22.  
  23. 	return 0;
  24. }
  25.  
Success #stdin #stdout 0s 5316KB
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stdin
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abcde
stdout
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5:abcde
https://ideone.com/9vUPWa
language:
C (gcc 8.3)
created:
2 days ago
visibility:
public

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