# | Line 339 | Line 339 | public class Ops { | |
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339 | public static interface BinaryPredicate<A,B> { boolean op(A a, B b);} | |
340 | public static interface Procedure<A> { void op(A a);} | |
341 | public static interface Generator<R> { R op();} | |
342 | < | public static interface Reducer<A> extends BinaryOp<A, A, A> {} |
342 | > | public static interface Reducer<A> extends BinaryOp<A,A,A> {} |
343 | ||
344 | public static interface IntOp { int op(int a);} | |
345 | public static interface BinaryIntOp { int op(int a, int b);} |
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