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  1. #include <stdio.h>
  2.  
  3. const char * msg = "TC";
  4.  
  5. int main(void) {
  6. 	printf("%d%d\n", 'Z' - *msg+1, *(msg+1)+1 - 'A');
  7. 	return 0;
  8. }
  9.  
Compilation error #stdin compilation error #stdout 0s 2292KB
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stdin
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Standard input is empty
compilation info 
prog.c: In function ‘main’:
prog.c:4:2: error: implicit declaration of function ‘printf’ [-Werror=implicit-function-declaration]
  printf("%d%d\n", 'Z' - *msg+1, *(msg+1)+1 - 'A');
  ^
prog.c:4:2: error: incompatible implicit declaration of built-in function ‘printf’ [-Werror]
cc1: all warnings being treated as errors
stdout
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Standard output is empty
https://ideone.com/B23lNX
language:
C99 (gcc 8.3)
created:
11 years ago
visibility:
public

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