/* package whatever; // don't place package name! */
import java.util.*;
import java.lang.*;
import java.io.*;
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
{
try{
if ((X != null) && (X.length() >0) && (Y != null) &&Y.length() >0 && (i !=null)) {
int z = X.indexOf(Y);
i = X.substring(0, z) +X.substring(z + Y.length());
}
}
}
}
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