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第一次期中考_Question3
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直線方程式的通式為 ax+by+c=0 ,請設計一程式,由使用者輸入平面上兩個點的座標,程式會找到直線方程式。
輸入說明:
會連續輸入四個浮點數,兩兩間以空白隔開,分別代表第一個點的x座標,第一個點的y座標,第二個點的x座標以及第二個點的y座標。
輸出說明:
請在一行輸出a,b,c三個數,用空白隔開他們。請將a約分到1,如果a是0,請將b約分到1。
輸入範例:
0.0 0.0 5.78 5.78
輸出範例:
1 -1 0
midterm
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