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ch05/Switch.java

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public class Switch
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{
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public static void main(String[] args)
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{
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int month = 2, year = 2016, num = 31;
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switch (month)
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{
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case 4:
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case 6:
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case 9:
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case 11:
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num = 30;
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break;
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case 2: num = (year%4==0)?29:28;
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break;
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}
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System.out.println(month+"/"+year+":"+num+"days");
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}
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}

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