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寫一個程式讀入四個整數a,b,c,d. 計算以(a,b)及(c,d)為兩對角頂點的長方形面積. 若(a,b)及(c,d)是水平或是垂直物共線則面積為0.

Sample Input:

-1 5 6 -3

Sample Output:

56

 

參考書籍:由片語學習C程式設計
[Normal] Coding (C) - asked in Introduction to Computer Programming I (C) by (20.9k points)
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Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
** * * ****** * a1,b1,a2,b2,s;
* * * ** * ***** * *** * * * * * * ** * ** ** ** *** ** **
* ** * * * ** **** ** * * ****** * * * * **** ** **
** * * ** **** * ** **
****** ** *** ** * * * * ** * *****
* * * *** * ** ** * *** *** *** **
*** * * *********** * * ** *
* * * *** * * * *** * * *** * * ****
** ** * *** *** * * * * 0;
}
answered by (466 points)
0 0
Case 0: Correct output
Case 1: Correct output
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