Android Studio:Type mismatch: inferred type is Int but Unit was expected

學安卓第一天 跟着 第一行代碼 敲了一個取最大值的函數,在main方法裏運行時提示 Type mismatch: inferred type is Int but Unit was expected 仔細看了一下,原來是方法參數後面我忘了加返回值,補上就解決了

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