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  1. #include <stdio.h>
  2.  
  3. unsigned int n1;
  4. int n2;
  5. float f3;
  6.  
  7. int main(void) {
  8.  
  9. 	n1 = 0xbdfcb924;
  10. 	n2 = 0xbdfcb924;
  11. 	f3 = 0xbdfcb924;
  12. 	//n1 = 0xffffffff;
  13. 	//n2 = 0xffffffff;
  14. 	//f3 = 0xffffffff;
  15.  
  16. 	printf("n1 = %x\n", *(unsigned int*)&n1);	// hex放進去
  17. 	printf("n2 = %x\n", *(unsigned int*)&n2);	// hex放進去
  18. 	printf("f3 = %x\n\n", *(unsigned int*)&f3);	// 無號整數轉為浮點數放進去
  19.  
  20. 	printf("n1 = %d\n", n1);	// hex放進去
  21. 	printf("n2 = %u\n", n2);	// hex放進去
  22. 	printf("f3 = %f\n\n", f3);	// 無號整數轉為浮點數放進去
  23.  
  24. 	return 0;
  25. }
  26.  
Success #stdin #stdout 0s 2168KB
comments (?)
stdin 
Standard input is empty
stdout 
n1 = bdfcb924
n2 = bdfcb924
f3 = 4f3dfcb9

n1 = -1107511004
n2 = 3187456292
f3 = 3187456256.000000
https://ideone.com/aeHR0l
language:
C (gcc 8.3)
created:
7 years ago
visibility:
public

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