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  1. # include <stdio.h>
  2.  
  3. int myStrlen(const char s[])
  4. {
  5. 	int i;
  6. 	for(i=0; s[i]!='\0'; i++)
  7. 	;
  8. 	return i;
  9. }
  10. void myStrcat(char s[], char t[])
  11. {
  12. 	int i=myStrlen(s);
  13. 	int j=myStrlen(t);
  14.  
  15. 	s[i+j]='\0';
  16.  
  17. 	for(int k=0; k<j; k++)
  18. 	s[i+k]=t[k];
  19. }
  20.  
  21. int main(){
  22.     char s[100];
  23.     char t[100];
  24.     scanf("%s %s",s,t);
  25.     printf("%s + %s",s,t);
  26.     myStrcat(s,t);
  27.     printf(" -> %s\n",s);
  28.     return 0;
  29. }
  30.  
Success #stdin #stdout 0s 5312KB
comments (?)
stdin 
abc def
stdout 
abc + def -> abcdef
https://ideone.com/HjOz8r
language:
C (gcc 8.3)
created:
19 hours ago
visibility:
public

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