package o;

import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;

/* loaded from: classes.dex */
public final class sMK<T> extends ApF<T> {
    private final Iterator<? extends T> c;
    private final Set<T> d = new HashSet();

    public sMK(Iterator<? extends T> it) {
        this.c = it;
    }

    @Override // o.ApF
    public final void b() {
        do {
            boolean hasNext = this.c.hasNext();
            this.a = hasNext;
            if (!hasNext) {
                return;
            } else {
                this.b = this.c.next();
            }
        } while (!this.d.add(this.b));
    }
}