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  1. #include <stdio.h>
  2. #include <string.h>
  3.  
  4. int main(void) {
  5. 	char *str1 = "hello ";
  6. 	char *str2 = "world!";
  7. 	unsigned int i1 = strlen( str1 );
  8. 	unsigned int i2 = strlen( str2 );
  9.  
  10. 	char a[i1+i2+1];
  11. 	sprintf( a, "%s%s", str1, str2 );
  12. 	printf( "%s", a );
  13. 	return 0;
  14. }
  15.  
Success #stdin #stdout 0s 2052KB
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stdin
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Standard input is empty
stdout
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hello world!
https://ideone.com/oXqz6S
language:
C (gcc 8.3)
created:
10 years ago
visibility:
public

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