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Duplicatenum.java

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import java.util.Arrays;
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class Duplicatenum {
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public boolean duplicate(int nums[]){
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Arrays.sort(nums);
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for(int i=0;i<nums.length-1;i++){
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if(nums[i]==nums[i+1]){
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return true;
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}
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}
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return false;
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}
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public static void main(String[]args){
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int nums[]={14,4,5,8,9};
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Duplicatenum dup=new Duplicatenum();
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System.out.println(dup.duplicate(nums));
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}
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}

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