need help solving it;

good day , i have 2 questions related to programs , if anyone knows please tell me , it`s my exam.

1-Trace the error from the given code.

void main()

{

char ch;

printf(“%c:, ch);

puts(90);

}

2-Trace the output of the given code? 3

main()

{

int m= –700, n = –800, p, q;

q= – m;

p = – n;

printf(“%d \n %d \n %d”, q, n, p);

}

thes are two of my questions.

[Torsten]

This is C code.

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