Weird C / C# / Python / Perl / JavaScript adding strings / numbers

[north dirge]

Weird adding mixed string / number stuff.

https://media.discordapp.net/attachments/799314651116339220/1367844092989669466/20250502_154348.jpg?ex=68160f95&is=6814be15&hm=2ed5a0fd050a929c38e4348729d18d285c5a984e0872a664efde475402783558&=&format=webp&width=664&height=779

;compile C

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
int main() {
printf( ( ("a" + 1) == "") ? "YES" : "NO");
return 0;
}

[atomic wolf]

Program Output

NO

fd26 | 53ms | c | x86-64 gcc 15.1 | godbolt.org

[north dirge]

;compile C

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
int main() {
printf( ( "a" + 1 == "") ? "YES" : "NO");
return 0;
}

[atomic wolf]

Program Output

NO

fd26 | 64ms | c | x86-64 gcc 15.1 | godbolt.org

[north dirge]

;compile C

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
int main() {
printf("%s", ( "a" + 1 == "") );
return 0;
}

[atomic wolf]

Program Output

(null)

fd26 | 42ms | c | x86-64 gcc 15.1 | godbolt.org

[north dirge]

;compile C

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
int main() {
printf("%s", ( "a" + 1 ) );
return 0;
}

[atomic wolf]

Compilation successful

fd26 | 111ms | c | x86-64 gcc 15.1 | godbolt.org

[north dirge]

;compile C

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
int main() {
printf("%c", ( "a" + 1 )[0] );
return 0;
}

[atomic wolf]

Program Output

fd26 | 53ms | c | x86-64 gcc 15.1 | godbolt.org

[north dirge]

;compile C

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
int main() {
printf("%x", ( "a" + 1 )[0] );
return 0;
}

[atomic wolf]

Program Output

0

fd26 | 74ms | c | x86-64 gcc 15.1 | godbolt.org

[north dirge]

;compile C

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
int main() {
printf("[%s]\n", ( (("a" + 1)[0]) == (""[0]) ) ? "YES" : "NO");
return 0;
}