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  1. #include <stdio.h>
  2. #include <math.h>
  3. int main() {
  4. 	int a = -32768,i,b;
  5. 	b = -a; //negation
  6. 	// this loop will print the bit contents of b = -a;
  7. 	// that is 2's complement representation of a
  8. 	for(i = (sizeof(int)<<3) -1;i>=0;i--)
  9. 		(b&(1<<i)) ? printf("1"):printf("0");
  10. 	printf("\n");
  11. 	return 0;
  12. }
Success #stdin #stdout 0s 2168KB
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stdin
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Standard input is empty
stdout
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00000000000000001000000000000000
https://ideone.com/YEaAih
language:
C (gcc 8.3)
created:
9 years ago
visibility:
public

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