###### tags: `CPE-數學計算` # *Back to High School Physics* ## 題目:  >純高中物理 >位移=v-t圖曲線下面積 ``` #include<stdio.h> int main(){ int v, t; while(scanf("%d %d", &v, &t) != EOF){ printf("%d\n", 2 * v * t); } return 0; } ```
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