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int[] a = {3,4,5,6};
int[] b = {3,4,6,7,8,9,1,2,5};
int j;
for (int i=0; i<b.length; i++) {
for (j=0; j<a.length; j++)
if (a[j]==b[i]) break;
if (j==a.length) System.out.println(b[i]);
}
public class Test {
public static void main(String[] args) {
int[] a = {3,4,5,6};
int[] b = {3,4,7,8};
for (int i=0; i<b.length; i++) {
Boolean flag=false;
for(int j=0;j<a.length;j++){
if(b[i]==a[j]){
flag=true;
}
}
if(flag==false){
System.out.println(b[i]);
}
}
}
}
int[] a = { 1, 2, 3, 4, 5, 6 };
int[] b = { 4, 5, 6, 7, 8, 9 };
for (int i = 0; i < a.length; i++) {
for (int j = 0; j < b.length; j++) {
if (b[j] != a[i]) {
System.out.println("b[" + j + "]!=a[" + i + "]");
}
}
}