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Reverse Number in java
//'main' method must be in a class 'Rextester'. //Compiler version 1.8.0_111 import java.util.*; import java.lang.*; class Rextester { public static void main(String args[]) { int i=1234; reverse(i); } private static void reverse(int i){ int res=0; while(i>0){ res=res*10+i%10; i=i/10; } System.out.println("----"+res); } }
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