21 lines
460 B
Dart
21 lines
460 B
Dart
void main() {
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double toly = bmi(70, 1.8);
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double ls = bmi();
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double wy = bmi(1.69);
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print("===toly:$toly===ls:$ls===wy:$wy===");
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}
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// void main() {
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// double toly = 1.8 / (70 * 70);
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// double ls = 1.79 / (65 * 65);
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// double wy = 1.69 / (50 * 50);
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// print("===toly:$toly===ls:$ls===wy:$wy===");
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// }
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double bmi([double height = 1.79, double weight = 65]) {
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// 具体算法
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double result = weight / (height * height);
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return result;
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}
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