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  1. /* prog3_1, 變數的使用 */
  2. #include <stdio.h>
  3. #include <stdlib.h>
  4. int main (void)
  5. {
  6. 	int num1=12400;     /* 宣告num1為整數變數，並設值為12400 */
  7. 	double num2=5.234;  /* 宣告num2為倍經度浮點數變數，並設值為5.234 */
  8.  
  9. 	printf("%d\n",num1*num1);  /* 呼叫printf()函數 */
  10. 	printf("%f\n",num2*num2);    /* 呼叫printf()函數 */
  11.  
  12. 	system("pause");
  13. 	return 0;
  14. }
Success #stdin #stdout #stderr 0s 4472KB
comments (?)
stdin
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Standard input is empty
stdout
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153760000
27.394756
stderr
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sh: 1: pause: not found
https://ideone.com/lE4Li1
language:
C (gcc 8.3)
created:
4 years ago
visibility:
public

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