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int redsize = entry.getValue().getRed(); int bluesize = entry.getValue().getBlue(); if(redsize > bluesize) // difference at least 2.
当 redsize 和 bluesize 的差值大于 2 时,
但我怎么能做到这一点?
您可以使用
if (Math.abs(redsize-bluesize) >= 2)
文档在这里。
如果你还想要至少 2 个
if(redsize >= bluesize + 2)
如果您希望它大于 2
if(redsize > bluesize + 2)
至少相差2。
if(Math.abs(redsize - bluesize) >= 2)
redsize 和 bluesize 之间的差异大于 2,
if(Math.abs(redsize - bluesize) > 2)