7 lines
161 B
Racket
7 lines
161 B
Racket
#lang typed/scheme
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(ann (+ 1.0 2.1) Nonnegative-Float)
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(ann (+ 1 2.1) Nonnegative-Float)
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(ann (* 1.2 3.1) Nonnegative-Float)
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(ann (sqrt 3.5) Nonnegative-Float)
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