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I got this error. But, It says I solved the challenge.
solution.c: In function ‘update’:
solution.c:7:9: warning: implicit declaration of function ‘abs’ [-Wimplicit-function-declaration]
*b =abs(*a - *b -*b); // Complete this function
is Abs traying to get the absolute value?
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I got this error. But, It says I solved the challenge. solution.c: In function ‘update’: solution.c:7:9: warning: implicit declaration of function ‘abs’ [-Wimplicit-function-declaration] *b =abs(*a - *b -*b); // Complete this function is Abs traying to get the absolute value?