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16
Task/Menu/Java/menu.java
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16
Task/Menu/Java/menu.java
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@ -0,0 +1,16 @@
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public static String select(List<String> list, String prompt){
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if(list.size() == 0) return "";
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Scanner sc = new Scanner(System.in);
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String ret = null;
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do{
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for(int i=0;i<list.size();i++){
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System.out.println(i + ": "+list.get(i));
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}
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System.out.print(prompt);
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int index = sc.nextInt();
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if(index >= 0 && index < list.size()){
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ret = list.get(index);
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}
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}while(ret == null);
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return ret;
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}
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