daGrevis/char_math.c

Created May 15, 2012 12:19

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Char math

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char_math.c

	#include <stdio.h>

	int main(int argc, char *argv[]) {

	char foo = 'C';
	char bar = 'A';

	puts(foo - bar);

	return 0;

	}

daGrevis commented May 15, 2012

Author

[dagrevis@raitis C]$ make hello_world
cc -Wall -g    hello_world.c   -o hello_world
hello_world.c: In function ‘main’:
hello_world.c:8:2: warning: passing argument 1 of ‘puts’ makes pointer from integer without a cast [enabled by default]
/usr/include/stdio.h:690:12: note: expected ‘const char *’ but argument is of type ‘int’
[dagrevis@raitis C]$ ./hello_world 
Segmentation fault (core dumped)

daGrevis commented May 15, 2012

Author

printf("%d", foo - bar);

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